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116:ftHg̼³µ³ń
07/05/03 14:46:42
>>112
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117:112
07/05/03 14:54:11
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118:112
07/05/03 14:55:19
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119:ftHg̼³µ³ń
07/05/03 14:59:44
>>115
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120:ftHg̼³µ³ń
07/05/03 15:45:19
>>117
»¤B±źTvB
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121:112
07/05/03 16:11:50
>>119³ń,120³ń
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122:ftHg̼³µ³ń
07/05/04 00:13:16
APIĢ\bhĢ\[XšEclipsećÅĢ©ūš³¦Ä¾³¢B
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123:ftHg̼³µ³ń
07/05/04 00:15:27
API\[XĶJDKÉüĮÄéB
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124:ftHg̼³µ³ń
07/05/04 00:18:46
\¢ĢĢ2³zńĮÄǤāĮÄč`·źĪę¢ĢH
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myName[0][0].sei = "«"
myName[0][0].mei = "¼"
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class StructName {
String sei;
String mei;
}
StructName myName[][] = new StructName[5][5];
myName[0][0].sei = "«" ©@ćüµę¤Ę·éĘG[ÉČéB
125:ftHg̼³µ³ń
07/05/04 00:26:37
Üø»źĶ\¢Ģ¶įČ¢
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myName[i][j] = new StructName();
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126:ftHg̼³µ³ń
07/05/04 01:23:52
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127:ftHg̼³µ³ń
07/05/04 01:44:55
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128:ftHg̼³µ³ń
07/05/04 05:27:42
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129:ftHg̼³µ³ń
07/05/04 14:19:42
int[] vec = new int[2];
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ąĮĘVvÉū@ĮÄ čܹń©ĖH
int[][] temp = new int[1][2];
temp[0] = vec;
method(temp);
130:ftHg̼³µ³ń
07/05/04 14:36:03
>>129
new int[][]{ vec };
131:ftHg̼³µ³ń
07/05/04 16:10:19
>>130
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132:ftHg̼³µ³ń
07/05/04 17:24:54
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133:ftHg̼³µ³ń
07/05/04 17:29:08
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134:ftHg̼³µ³ń
07/05/04 20:03:54
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public class SampClass
{
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yiz
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}
135:ftHg̼³µ³ń
07/05/04 20:23:20
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136:ftHg̼³µ³ń
07/05/04 20:24:35
>>134
Sun ĢR[fBOKń¾ĘćŅÉߢĮľƶįĖH
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137:ftHg̼³µ³ń
07/05/04 21:08:13
±źARsy½p·é¾źČĢ©H
Čń¾©»Ģ«¦ŖµÄ«½ń¾Ŗ
138:ftHg̼³µ³ń
07/05/04 21:10:05
>>137
ČńÅH
139:ftHg̼³µ³ń
07/05/04 22:31:55
javaÅExcelšģźéŖA»ĢExcelÉVBAR[hš}üÅ«éHH
140:ftHg̼³µ³ń
07/05/04 22:59:48
>>136
e¾źÅ»¤¢¤KńŖ éĢĖB
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141:140
07/05/04 23:00:27
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142:ftHg̼³µ³ń
07/05/04 23:07:36
RXgN^ĢĄsÉŌŖ©©éNXšģĮ½ńÅAJE^ŻuµÄ»ĢlɶÄJProgressBarÅoßš\¦µę¤Ęµ½ń¾ŖARXgN^ĢĄsĶo[ŖSRXV³źČÄAĄsI¹ćÉXV³źÄo[ŖMAXÉČéB
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143:ftHg̼³µ³ń
07/05/04 23:20:44
>>142
”TĢJavaNCY(6)F{^š·ĘǤČéH
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144:ftHg̼³µ³ń
07/05/04 23:39:00
>>143
ܶÅTNXI
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145:ftHg̼³µ³ń
07/05/05 10:06:07
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146:ftHg̼³µ³ń
07/05/05 14:27:24
±ĢG[½Å·ŖAǤµ½ēČØéŵå¤H
V{ššßūܹńB
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if("\t".equals(tmpStr.charAt(i))){
147:ftHg̼³µ³ń
07/05/05 14:30:27
>>146
> if("\t".equals(tmpStr.charAt(i))){
if("\t".equals(tmpStr.substring(i, i+1))){
148:ftHg̼³µ³ń
07/05/05 14:36:12
>>147
čŖĘ¤²“Ü·BiŖ“öݽ¢Å·½B
149:ftHg̼³µ³ń
07/05/05 14:42:51
>>147
if('\t' == tmpStr.charAt(i)){
ÅąĒ©Į½ĢÅĶH
150:ftHg̼³µ³ń
07/05/05 14:49:48
ŹĢvZXÉIuWFNgšnµ½¢ĢÅ·ŖAĒńČū@Ŗ čÜ·©H
151:ftHg̼³µ³ń
07/05/05 15:14:19
Rsy
152:ftHg̼³µ³ń
07/05/05 16:47:24
>>150
javaz¦Ä¤Lɵ½¢Ę©A»¤¢¤H
153:ftHg̼³µ³ń
07/05/05 17:36:07
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154:ftHg̼³µ³ń
07/05/05 18:07:51
JavaĢNXÅĀÜø¢Ä¢éŅÅ·B
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public Employee(String n, double s)
{
name = n;
salary = s;
id = 0;
}
ā
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{
return name;
}
ĶǤ¢Į½ššµÄ¢éĢŵ天H
ܽA
public void setId()
{
id = nextId; // set id to next available id
nextId++;
}
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155:ftHg̼³µ³ń
07/05/05 18:16:17
Vµ¢šØ¤
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156:ftHg̼³µ³ń
07/05/05 18:19:58
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157:ftHg̼³µ³ń
07/05/05 20:33:01
URLŲŻø(fukumori.org)
158:ftHg̼³µ³ń
07/05/05 21:13:24
>>154
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void setHoge(int foo) {
@if () {
}
159:ftHg̼³µ³ń
07/05/05 21:16:41
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160:ftHg̼³µ³ń
07/05/05 21:36:51
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161:ftHg̼³µ³ń
07/05/06 00:33:02
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162:ftHg̼³µ³ń
07/05/06 00:35:38
>>161
³µ®ģµÄńČē½ĢāčąČ¢ęĖB
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163:ftHg̼³µ³ń
07/05/06 00:36:13
>>161
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164:PUP
07/05/06 01:19:20
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165:ftHg̼³µ³ń
07/05/06 01:40:57
>>164
ClassāClassLoaderĢgetResourceÅęt@CĢURLšßÄ»ĢURL©ēĒŻŽę¤ÉµÄ¢Č¢©
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166:ftHg̼³µ³ń
07/05/06 02:33:56
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167:ftHg̼³µ³ń
07/05/06 02:40:42
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168:ftHg̼³µ³ń
07/05/06 02:44:43
Ā ILikeTroublesomenessLayout implements LayoutManager2
169:ftHg̼³µ³ń
07/05/06 02:48:16
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170:ftHg̼³µ³ń
07/05/06 04:31:56
gŃdbüÆJavaÅĶA
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171:ftHg̼³µ³ń
07/05/06 05:12:58
>>170
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172:ftHg̼³µ³ń
07/05/06 05:13:46
PźNXÅŖńĪéAĘ©ĶH
173:ftHg̼³µ³ń
07/05/06 07:25:37
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174:ftHg̼³µ³ń
07/05/06 10:08:54
>>166
źAjava.awt.Component#setLocation()
175:ftHg̼³µ³ń
07/05/06 10:12:10
>>166
Ā null layout
176:ftHg̼³µ³ń
07/05/06 11:09:04
>>170
Hē¤q[vŹŖSRį¤ĢÅÖWå čB
177:ftHg̼³µ³ń
07/05/06 11:17:24
JAVAÅ{bg®©¹éĮÄ{Å·©
178:ftHg̼³µ³ń
07/05/06 11:20:22
>>177
{bgÉJava¼z}VڹźĪ
179:ftHg̼³µ³ń
07/05/06 12:26:10
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180:ftHg̼³µ³ń
07/05/06 12:27:53
>>179
Java Web StartÅ®®é
181:ftHg̼³µ³ń
07/05/06 12:31:51
>>174
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182:ftHg̼³µ³ń
07/05/06 13:05:13
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183:179
07/05/06 13:08:21
>>180
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184:170
07/05/06 13:09:16
>>172
>>176
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185:ftHg̼³µ³ń
07/05/06 13:15:40
>>184
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186:ftHg̼³µ³ń
07/05/06 13:17:02
>>181
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187:PUP
07/05/06 16:08:50
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188:ftHg̼³µ³ń
07/05/06 17:39:17
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189:ftHg̼³µ³ń
07/05/06 17:40:16
JFrameÅæāŖ čÜ·B
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190:ftHg̼³µ³ń
07/05/06 18:00:13
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191:ftHg̼³µ³ń
07/05/06 18:23:56
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192:ftHg̼³µ³ń
07/05/06 18:30:00
>>189
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193:ftHg̼³µ³ń
07/05/06 18:35:55
>>188
exploreĢIvV->t@C^Cv
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194:ftHg̼³µ³ń
07/05/06 18:47:37
>>188
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195:189
07/05/06 19:25:24
>>190
Core JavašQlɵÄAdx š -dxɵį½ĢÅ·ŖAć被ܹńB
>>192
»źĶǤ¢¤ÉŻč·źĪ¢¢Ģŵ天H
źA\[XšTµÄثܷB
URLŲŻø(a-draw.com)
196:ftHg̼³µ³ń
07/05/06 20:13:45
>195
SR³ÖWĢʱėšÜ˵ÄǤ·éH
āé׫±ĘĶShapeÉn·lš`ęGAĢTCYąÉ²®·é±Ę
197:189
07/05/06 20:54:32
>>196
shapeBeingDragged.moveBy(x - prevDragX, y - prevDragY);
ĢŖš²®·źĪę¢Ģŵ天H
198:ftHg̼³µ³ń
07/05/06 20:58:22
>>181
Ā NetBeans
199:ftHg̼³µ³ń
07/05/06 21:07:42
eclipsegĮĽēČń©ć«[hÉČĮæįĮ½B
ǤāĮ½ē”éĢ
200:ftHg̼³µ³ń
07/05/06 21:13:30
>>199
ftHgĢL[oChČē insertL[
201:ftHg̼³µ³ń
07/05/06 21:17:39
>>200
CT[gL[ĮÄǤāĮÄonɵ½čoffɵ½čÅ«éĢH³¦Ä
202:ftHg̼³µ³ń
07/05/06 21:24:07
±źĶŠĒ¢
203:ftHg̼³µ³ń
07/05/06 21:25:38
eclipseÅØ©ßĢ{ص¦Ä
204:ftHg̼³µ³ń
07/05/06 21:27:24
>197
»¤
³ĢCore JavaĢ\[X͵ēČ¢ÆĒ
{[Ŗ`ęGAĢ[É ½ĮÄĶĖ©¦éĢĶ
[ĢĄWšz¦½ēŖš½]³¹Ä¢é©ē
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R[hÅʱńČ“¶©Č
if (shapeBeingDragged == null) return;
int x = evt.getX();
int y = evt.getY();
Dimension cs = this.getSize();
int maxw = shapeBeingDragged.width - cs.width;
int maxh = shapeBeingDragged.height - cs.height;
if (x < 0) x = 0; else if (x > maxw) x = maxw;
if (y < 0) y = 0; else if (y > maxh) y = maxh;
shapeBeingDragged.moveBy(x, y);
repaint();
205:ftHg̼³µ³ń
07/05/06 21:45:49
>197
ķé¢t¾
ČźČ¢Ļ¼¾Į½ĢŬµ½
int maxw = cs.width - shapeBeingDragged.width;
int maxh = cs.height - shapeBeingDragged.height;
206:189
07/05/06 21:50:16
>>205
čŖĘ¤²“¢Ü·B
\[XÉgŻńÅŻ½ĢÅ·ŖANbNš·éĘĶ®ź^Ŗ¦°é©Ģ²ĘA
ęŹć©ēIuWFNgŖEŗÉĮ¦ÄµÜ¢Ü·B
207:ftHg̼³µ³ń
07/05/06 21:57:30
>206
mouseReleased()ĢūĢĄą©¦ÄĖ
mouseDragged()Ę1sᢾ©ē¤ŹŖšŲčoµÄ
Ź\bhÄŃoµÉ·źĪ¢¢©Č
if (shapeBeingDragged == null) return;
int x = evt.getX();
int y = evt.getY();
Dimension cs = this.getSize();
int maxw = cs.width - shapeBeingDragged.width;
int maxh = cs.height - shapeBeingDragged.height;
if (x < 0) x = 0; else if (x > maxw) x = maxw;
if (y < 0) y = 0; else if (y > maxh) y = maxh;
shapeBeingDragged.moveBy(x, y);
shapeBeingDragged = null;
repaint();
208:189
07/05/06 22:07:18
>>207
±¤Åµå¤©H
synchronized public void mouseDragged(MouseEvent evt) {
if (shapeBeingDragged == null) return;
int x = evt.getX();
int y = evt.getY();
Dimension cs = this.getSize();
int maxw = cs.width - shapeBeingDragged.width;
int maxh = cs.height - shapeBeingDragged.height;
if (x < 0) x = 0; else if (x > maxw) x = maxw;
if (y < 0) y = 0; else if (y > maxh) y = maxh;
shapeBeingDragged.moveBy(x, y);
repaint();
}
synchronized public void mouseReleased(MouseEvent evt) {
if (shapeBeingDragged == null) return;
int x = evt.getX();
int y = evt.getY();
Dimension cs = this.getSize();
int maxw = cs.width - shapeBeingDragged.width;
int maxh = cs.height - shapeBeingDragged.height;
if (x < 0) x = 0; else if (x > maxw) x = maxw;
if (y < 0) y = 0; else if (y > maxh) y = maxh;
shapeBeingDragged.moveBy(x, y);
shapeBeingDragged = null;
repaint();
}
URLŲŻø(a-draw.com)
209:ftHg̼³µ³ń
07/05/06 22:14:49
>208
¢¢ń¶įČ¢©Č
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Ā\«Ŗl¦ēźéÆĒ³Ģ\[XĢ{[ĢŖcĮÄČ¢H
210:189
07/05/06 22:39:11
>>209
^C}[ĶsķźÄ¢Ü¹ńB
211:ftHg̼³µ³ń
07/05/06 23:10:12
>210
moveBy()ÅĮZµÄ¢é椾©ēČŗĢę¤É«·¦ÄŻÄ
left = dx;
top = dy;
212:ftHg̼³µ³ń
07/05/07 12:40:08
ńĀĢNXŖ Į½ĘµÄ
Class1ĢĆ·½ÄĢØ°ŁÄŽÉClass2Ģ\bhĢŹš\¦³¹½¢ńÅ·ŖĒĢę¤Čū@Ŗ
čÜ·©??\bhĶųšą½Č¢ąĢʵÄ
213:ftHg̼³µ³ń
07/05/07 12:45:05
SocketChannelÅreadÅ-1ŖAĮÄéČOɳķŲfš»f·éū@Ķ čÜ·©B
FINÅIķĮ½Ģ©Ē¤©Ŗm轢ŷB
214:213
07/05/07 12:47:44
Class1ĢCX^XšClass2ÉOɽ³¹ÄØ¢Ä
Class2Ģ\bhĢŹŖÅ½^C~OÅ
Class2Å۵ĢéClass1ĢCX^XĢeLXgtB[hÉ\¦³¹é
215:ftHg̼³µ³ń
07/05/07 14:25:23
>>214
čŖĘ¤Å·
class2{
class1 cls=new class1
cls.text.setText(Ź);}
±Ģę¤ÉāĮÄŻ½ńÅ·Ŗ\¦µÄźÜ¹ńEEE
“×°ĶČ¢ńÅ·ŖĒ±ŖŌįĮÄÜ·©H
216:ftHg̼³µ³ń
07/05/07 14:41:05
>>215
class1ÅĢeLXgtB[hĢsetTextĶæįńĘ¢ÄéĢH
217:ftHg̼³µ³ń
07/05/07 14:41:55
>>213
> readÅ-1ŖAĮÄéČOɳķŲfš»f·éū@
޵ėA±Įæ©ē close() µÄŻéB
½ŌńAčĶFINtOšóÆęéĶøB
}WX·éĘAdlÉ¢ÄČ¢Č糾ƻf·×«B
218:213
07/05/07 15:08:55
>>217
>>}WX·éĘAdlÉ¢ÄČ¢Č糾ƻf·×«B
X čŖĘ¤BJavadocÉĶ©¢ÄČ¢ńÅ·ęB
FINtOšóÆęĮÄĢread=-1ČĢ©A»Ģ¼ĢāčÅĢread=-1ČĢ©š»fµ½¢¾ÆČĢÅ·ŖA
ū@Ŗ³ĮϵŷB
219:213
07/05/07 15:14:18
>>215
class Class2 {
private Class1 target;
public void setNotifyTarget(Class1 target) {
this.target = target;
}
public void Kekkadasu() {
nankaNoSyori();
target.text.setText("Iķč");
}
}
public static void main(String[] args) {
Class1 cls1 = new Class1();
Class2 cls2 = new Class2();
cls1.text.setText("O");
cls2.setNotifyTarget(cls1);
cls2.Kekkadasu();
}
ݽ¢Č©ń¶ÅĶǤŵ天B
220:ftHg̼³µ³ń
07/05/07 15:38:45
æāČĢÅ·Ŗ
interfacešpµÄclassšģ¬µÄ¢Ü·
쬵½classšp·éŪAŻčt@CāDB©ēĒŻń¾¶ńšpµÄ
®IÉnew·éĪŪšwčµ½¢ĢÅ·ŖāčūŖķ©ēČ¢Ģų¦Ä¾³¢
URLŲŻø(www.wikiroom.com)
ĢclassšįÉ·éĘA
PerformableC^[tFCXšpµ½EntertainerNXĘAthleteNXŖ¶Ż·éĘ«É
Żčt@CÉ
Entertainer
Ę©źÄ¢½ē
Performable test = new Entertainer();
ŖĄs³źA
Athlete
Ę©źÄ¢½ē
Performable test = new Athlete();
ŖĄs³źéę¤Éµ½¢Å·
į¾ĘclassŖ2Ā̽ßifÅ»fµ½ēę¢ĢÅ·Ŗ
ĄŪÉĶsčČ1ĀČćĢ”classŖÆźĢC^[tFCXÅč`³ź
»źēĢĒźšp·é©šDBĢ}X^e[u©ēclass¼šĒŻńÅA»ĢĒŻń¾¶ńÉÄnewšs¢½¢ĢÅ·
ܽAclassĶsčśÉĒĮ³źAp³źéĀ\«Ŗ čÜ·
±¤¢Į½ĄĶoČ¢Ģŵ天
ąµĶAĄÅ«éźAĒĢę¤É¶ńĢclass¼šwčµ½ēę¢Ģŵ天
ę뵨˪¢µÜ·
221:ftHg̼³µ³ń
07/05/07 16:03:23
>>220
ClassNXšg¦Ī¢¢ń¶įĖH
forName() Ę newInstance() ½čB
@@@String str;
@@@Performable perf;
@@@@/* ±ĢÖńÉŻčt@C©ē
@@@@@@NX¼šĒŻoµÄ str É
@@@@@@ćü·éŖ éĘ·éB
@@@@@*/
@@@@try {
@@@@@@@Class c = Class.forName(str);
@@@@@@@perf = c.newInstance()
@@@@} catch (Exception e) {
@@@@@ // įO
@@@@}
¾¢½¢Ģ¬źĶ±ńČ“¶ÅB
222:ftHg̼³µ³ń
07/05/07 16:07:10
>>220
java.lang.Class.forName(String className)#newInstance()
223:ftHg̼³µ³ń
07/05/07 16:15:30
>>213
ūܵ½II
ǤāēPČ~XšµÄ¢½ę¤Å·OOG
¢ė¢ėQlÉČčܵ½
čŖĘ¤²“¢Ü·m(__)m
224:ftHg̼³µ³ń
07/05/07 16:49:50
æāÅI
a,b,cĘ¢¤listĘzńÉüĮÄé"a","b","c"̶ńšärµ½¢ĢÅ·Ŗ
Ǥµ½ē¢¢Åµå¤©HH
225:ftHg̼³µ³ń
07/05/07 17:06:34
> a,b,cĘ¢¤listĘzńÉüĮÄé"a","b","c"̶ńšärµ½¢ĢÅ·Ŗ
šßĢdūŖ” ĮÄA
ļĢIɽŖĒ[ČĮÄé̩Ǫ©ēńB
226:224
07/05/07 17:30:16
½µ©Éķ©čɢŷI·¢Ü¹ń
a,b,cĘ¢¤ŚŖ ĮÄÅĶIĪźÄ¢Č¢óŌÅ·ęĖB
ÅzńÉͱĢę¤ÉĶ¢ĮÄ¢Ä
zń1@zń2
`»Ż@a
a»Ż@b
b»Ż@a
c»Ż@c
zńašwčµ½ēlistŚĢbšIš³¹éĘ¢Į½“¶Å·
227:224
07/05/07 17:32:46
Ōį¦Üµ½
zńPĢašwčµ½ēÅ·Ė
228:ftHg̼³µ³ń
07/05/07 17:34:21
ÅAØOͽŖķ©ēń̾
229:224
07/05/07 17:42:22
ŚšIš³¹éÉĶselectµ©Č¢©Ē¤©ĮıĘÅ·
select¾Ęintµ©wčūȢ©ēŖņ³¹éµ©Č¢Ģ©ĘEEE
230:ftHg̼³µ³ń
07/05/07 17:44:54
>>229
java.awt.List ĢbŵåH
ČēAŚIš·éÉĶ[UŖģ·é© select(int) ·éµ©Č¢B
231:224
07/05/07 17:48:53
ķ©čܵ½
čŖĘ¤²“¢Ü·I
232:ftHg̼³µ³ń
07/05/07 17:54:40
Ū»ĪĢźÉAUTF-8Ŗ½Ģp³źéĢĶČŗÅ·©H
JavaŖUTF-8šĢpµÄ¢é©ē©AASCII¶ĘĢea«Ŗ¢©ē©ČB
@ØĒĢę¤ČbgŖ é©ķ©ĮĢȢŷŖc
Java=jR[h=ALL2oCgĘvĮĽÆĒAį¤ńÅ·Ėc
UTF-8ĶAX|X«¢Ę© čÜ·H
233:ftHg̼³µ³ń
07/05/07 18:08:58
>>221
>>222
m©É»źÅOKÅ·
åĻ×ÉČčܵ½
čŖĘ¤²“¢Üµ½
234:ftHg̼³µ³ń
07/05/07 18:15:51
>>232
> Ū»ĪĢźÉAUTF-8Ŗ½Ģp³źéĢĶČŗÅ·©H
Ū»ĪÅ Shift_JIS Ę© EUC-JP Ķg¦Č¢ÅµåB
ISO-2022Åą éöxۻūéÆĒAĄŹ|³¢µB
> Java=jR[h=ALL2oCgĘvĮĽÆĒAį¤ńÅ·Ėc
= šĒ[ä[ÖWĢĀąčÅ¢ÄéĢ©Ŗ©ēńĢÅAČńĘą¾¦Č¢B
> UTF-8ĶAX|X«¢Ę© čÜ·H
źÉęéB1MKoCgĘ©ĢnÅ©¢eLXgĒń¾ēX|X«Čé¾ė¤µB
235:ftHg̼³µ³ń
07/05/07 18:56:09
>UTF-8Ŗ½Ģp³źéĢĶČŗÅ·©H
1oCgÅ«čéAŖUnicodeĄ·éĘ«y¾©ēB
PLÖWČĄŅĢsŵ©Č¢B
236:ftHg̼³µ³ń
07/05/07 20:09:21
GfBAŖ¶ŻµČ¢Ę©A
ASCIIĘŻ·«Ŗ éĘ©A
oCgwü¾Ę©A
CCSŖUCS4¾Ę©A
\ÖČGR[fBO¶įńB
237:ftHg̼³µ³ń
07/05/07 20:41:32
JavaßÄ20śÅ·B
pāčšš¢Ä¢éĢÅ·ŖA
eTCgA`ohŻÄąA
±źšg¤Ę©\¢Ę©ŖÅıȢąĢ
ŖÅīܵ½B
±¤¢¤źĶǤµ½ē
Ē¢Ģŵ天B
ܽ ½šg¤Ę©Ģ
Šēß«ĶǤµ½ē
ŻÉĀĢŵ天H
238:ftHg̼³µ³ń
07/05/07 20:46:56
> Šēß«ĶǤµ½ē
}TKÅĮPµÄ±¢B
239:ftHg̼³µ³ń
07/05/07 21:21:53
String strɽ©¶ŖüĮÄ¢éʵܷB
±ĢÉüĮĢ鶪®©Ē¤©²×éÉĶǤ¢¤É·źĪ¢¢Åµå¤©H
240:ftHg̼³µ³ń
07/05/07 21:25:01
>>239
ź¶¾Æ²×éČē Character.isDigit(str.charAt(0))
241:ftHg̼³µ³ń
07/05/07 21:30:50
ź¶ÅĶȶńš²×éźĶ¼Éū@ čÜ·©H
±ĢCharacter.isDigit(str.charAt(0))šforƩŶ¶Üķ·Ę©µ©Č¢Åµå¤©H
242:ftHg̼³µ³ń
07/05/07 21:36:06
parseIntŤܢ©Ē¤©²×é
243:ftHg̼³µ³ń
07/05/07 21:42:05
³K\»
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Ę©
244:ftHg̼³µ³ń
07/05/07 21:48:53
Čń©
@isDigits\bhĶwč³ź½¶ńŖ¾ÆšÜީǤ©šŌµÜ·Bį¦ĪNumberUtils.isDigits("123")ĶtruešŌµÜ·B
URLŲŻø(www.atmarkit.co.jp)
Ę©¢ÄéńÅ·ÆĒA±źĮĽ©g£µČ¢Ę¾ßČńÅ·ęĖEEE
245:ftHg̼³µ³ń
07/05/07 22:45:01
JAVAĢüåÉŚĮÄéÅĢR[hšĄsµ½ēA
X11ĢCuŖĖ¦Ę©¾ĮÄ{ēź½ęB
{š©½ēwinpĢ{¾Į½B
JAVAĮÄ»¤¢¤ĢĶzūµÄźČ¢ĢČB
ČńÅą¢¢©ēEBhEo¹ā{PĘv¢Üµ½
246:ftHg̼³µ³ń
07/05/07 22:46:42
>>230
java.awt.List ĢbŵåH
GXp[·°[
247:ftHg̼³µ³ń
07/05/07 22:57:23
Linux©?
JavaĢA»¤¢¤·šzū·éŖ(AWT)ŖX11šKvƵĢéĢęB
248:ftHg̼³µ³ń
07/05/07 23:00:29
>>245
±ĢÓ©ÄAfXNgbv}l[WŖüĮÄé©mFµÄB
URLŲŻø(java.sun.com)
ęŁĒĢģĒfBXggĮÄéĘ©ÅČ¢ĄčĶAGnomeŖWÉČĮÄéĘv¤ÆĒB
249:ftHg̼³µ³ń
07/05/07 23:37:33
>>236
GfBAĶČ¢ŖBOMYźÄézŖ½¢ŖČB
250:ftHg̼³µ³ń
07/05/08 00:06:19
GfBA³ÖW¾©ē±»BOMĶ{sv¾µ
251:ftHg̼³µ³ń
07/05/08 00:07:45
TCgÉßÜźÄéjavaAvbgĢ\[Xšmč½»Ģy[WĢ\[Xš²×ÄA
ut@C¼v.classĢt@CšDLµ½ĢÅ·ŖAeclipseāeLXgÅJĘig£qš.javaɵ½čµÄ)
A¶»ÆµÄ¢ÄĒŽ±ĘŖÅ«Ü¹ńB
±Ģę¤Č.classt@CĶĒŽ±ĘŖÅ«Ü·©H
252:ftHg̼³µ³ń
07/05/08 00:09:56
>>236
ś{źĶåļRoCgÉČéĢŖT©µ¢ÆĒČB
253:ftHg̼³µ³ń
07/05/08 00:21:12
>>251
oCiGfB^B
Ā[©ČńÅoCgR[hÉ\[XŖÜÜźÄń¾Ę¬źŌEEEB
f¼ÉØAč¾³¢B
254:ftHg̼³µ³ń
07/05/08 00:26:11
oCiGfB^ŖAGb^É©¦½“ĶAjI^
255:ftHg̼³µ³ń
07/05/08 00:26:43
>250
URLŲŻø(unicode.org)
An initial BOM is only used as a signature \
an indication that an otherwise unmarked text file is in UTF-8.
256:251
07/05/08 00:31:40
>>253
šµ¹ĖÄܵ½
.classt@Cš.javaÉĻ·Å«éū@Ķ čÜ·©H
257:ftHg̼³µ³ń
07/05/08 00:33:43
URLŲŻø(allabout.co.jp)
258:ftHg̼³µ³ń
07/05/08 00:58:49
>>255
¾©ēH
UTF-8ĢBOMĶGR[fBOĢFÆøxšć°é碵©šÉ½½Č¢µA
Żé±ĘÅ¢é±ĘĢūŖ³Ä¢é±Ęęč½¢Ęv¤ŖB
UTF-8 must contain a BOM.¶įČÄUTF-8 can contain a BOM.Ä¢Ä é¶įČ¢©B
¾©ēABOMt«š×ÆÉ͵ȢÆĒA©Ŗ©ēķ“ķ“tƽč͵½Č¢ČB
259:ftHg̼³µ³ń
07/05/08 03:00:17
>>256
javap
fBXAZuĘ©fRpCÅOOź
óCĒßéę¤ÉČė¤ĖB
260:ftHg̼³µ³ń
07/05/08 04:19:20
GridBagLayoutŖÜńdz·¬é
±Ģ碩RŖ¢ÄąĮĘyČĢ źĪ³¦Ä
261:ftHg̼³µ³ń
07/05/08 04:39:21
SpringLayoutĘ©ĶH
»ź©©RŖ¢ÄąĮĘyČĢš©ģ·é
262:260
07/05/08 05:14:33
>>261
čŖĘ¤
¢µÄŻé
263:ftHg̼³µ³ń
07/05/08 05:40:55
>>261
>SpringLayout
Ö[±ńČCAEg}l[WŖ Į½ń¾
±źĮÄ@\IÉNeXTĘ©Mac OS XĢCAEg@\ĘŁŚÆ¶¾Ė
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URLŲŻø(bean-builder.dev.java.net)
264:ftHg̼³µ³ń
07/05/08 06:19:25
GroupLayoutĮÄĢąę³°
¢ė¢ė ń¾Ė
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265:ftHg̼³µ³ń
07/05/08 06:29:07
NeXTStepąOSX௶APIÅ·ŗ
266:ftHg̼³µ³ń
07/05/08 07:54:18
JavaÉĄĮ½±ĘÅĶ čܹńŖAzńŌĮÄǤµÄ0©ēnÜéńŵå¤B
1©ēĢŁ¤ŖFX·ńČčsĘv¤ĢÅ·B
267:ftHg̼³µ³ń
07/05/08 07:56:51
>>266
FX·ńČčĮÄį¦ĪH
268:ftHg̼³µ³ń
07/05/08 07:57:14
ź·źZ¾ŖAåĢÉØ¢Ä 0 ĢūŖÖB
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269:ftHg̼³µ³ń
07/05/08 08:40:45
>>267
źĀŚĢvfF array[0]@ęč
źĀŚĢvfF array[1]@ĢŁ¤ŖŖ©čā·©R¾Ęv¤ńÅ·B
ൠȽŖ»¤vķČ¢ČēA»źĶvO}[ʵÄĢĻ_šłÉĮÄ¢é©ēŵå¤B
xŌŚĢvfĢY¦Ķx-1Å·ŖA±źŖx-372¾Į½Ęµ½ē
OŌŚĢvfĢY¦ĶA¦`ĮƢ¾HĮıĘÉČčÜ·ęĖB
>>268
ČéŁĒAm©É»¤Å·B
[¾µÜµ½B
270:ftHg̼³µ³ń
07/05/08 09:12:46
>>269
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271:ftHg̼³µ³ń
07/05/08 09:20:39
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272:ftHg̼³µ³ń
07/05/08 10:37:37
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273:ftHg̼³µ³ń
07/05/08 10:44:54
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274:ftHg̼³µ³ń
07/05/08 11:27:08
>>273
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275:ftHg̼³µ³ń
07/05/08 11:56:41
>>274
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public static void main(String[] args) {
String hoge = "java";
String fuga = "*";
int piyo = 3;
for(int i = 1; i <= piyo; i++){
hoge += fuga;
}
System.out.println(hoge);
}
276:ftHg̼³µ³ń
07/05/08 11:57:45
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277:ftHg̼³µ³ń
07/05/08 12:02:39
>>276
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278:ftHg̼³µ³ń
07/05/08 14:30:20
>>266
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279:278
07/05/08 15:06:44
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280:ftHg̼³µ³ń
07/05/08 15:12:02
>>266
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281:ftHg̼³µ³ń
07/05/08 15:23:45
>>276
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public static void main(String[] args) {
String s = "java";
char c = '*';
int n = 300;
char[] cs = new char[n];
java.util.Arrays.fill(cs, c);
System.out.println(s + String.valueOf(cs));
}
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282:ftHg̼³µ³ń
07/05/08 15:30:50
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283:ftHg̼³µ³ń
07/05/08 15:40:07
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284:ftHg̼³µ³ń
07/05/08 16:36:02
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285:ftHg̼³µ³ń
07/05/08 16:53:18
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286:ftHg̼³µ³ń
07/05/08 16:58:15
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287:ftHg̼³µ³ń
07/05/08 17:02:10
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288:ftHg̼³µ³ń
07/05/08 17:04:56
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289:287
07/05/08 17:13:24
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290:ftHg̼³µ³ń
07/05/08 17:19:35
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291:ftHg̼³µ³ń
07/05/08 17:22:28
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292:ftHg̼³µ³ń
07/05/08 18:57:16
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293:ftHg̼³µ³ń
07/05/08 20:10:01
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294:ftHg̼³µ³ń
07/05/08 21:19:16
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295:ftHg̼³µ³ń
07/05/08 21:26:02
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296:ftHg̼³µ³ń
07/05/08 21:45:18
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297:ftHg̼³µ³ń
07/05/08 21:59:50
RsyNĮÄn¾ČAÜÅĒń¾B
298:ftHg̼³µ³ń
07/05/08 22:00:27
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299:ftHg̼³µ³ń
07/05/08 22:08:12
>>298
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300:ftHg̼³µ³ń
07/05/08 22:18:58
>>272 TX@«Ģę¤Čū@ą éęB
String[] tbl = {"*******","******","*****","****","***","**","*",""};
String word = "java";
System.out.println(word + tbl[word.length()]);
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