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Immediate function invocation syntax
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answered Jun 2 '09 at 13:11
cgpcgp
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Is it possible to have empty RequestParam values use the defaultValue?
...value = "i", required=false) Integer i) {
if(i == null) {
i = 10;
}
// ...
}
I have removed the defaultValue from the example above, but you may want to include it if you expect to receive requests where it isn't set at all:
http://example.com/test
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Is there a way to tell git to only include certain files instead of ignoring certain files?
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answered Aug 14 '09 at 19:23
T.E.D.T.E.D.
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What happens with constraints when a view is removed
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edited Sep 4 '13 at 15:50
answered Sep 4 '13 at 15:44
rde...
CSS display: table min-height not working
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205
When using tables, height essentially is min-height, as tables always stretch. Just get rid of ...
“Use the new keyword if hiding was intended” warning
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answered Oct 5 '13 at 4:06
wdavowdavo
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How to check for a valid Base64 encoded string
...e64 string, as it will only be composed of characters 'A'..'Z', 'a'..'z', '0'..'9', '+', '/' and it is often padded at the end with up to three '=', to make the length a multiple of 4. But instead of comparing these, you'd be better off ignoring the exception, if it occurs.
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Crontab - Run in directory
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answered Jan 17 '12 at 18:40
Gilles 'SO- stop being evil'Gilles 'SO- stop being evil'
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How to add lines to end of file on Linux
...t"' >> /etc/sysconfig/configfile
echo 'VNCSERVERARGS[1]="-geometry 1600x1200"' >> /etc/sysconfig/configfile
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App Inventor 2 UDP网络通信教程 - 发送和接收UDP数据包 · App Inventor 2 中文网
...（需根据实际网段计算）
组播地址
224.0.0.0 ~ 239.255.255.255
发送到加入同一组播组的设备
UDP 端口
端口号范围为 0 ~ 65535：
0 ~ 1023：系统保留端口（如 80 = HTTP，443 = HTTPS）
1024 ~ 4915...