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In C# what is the difference between ToUpper() and ToUpperInvariant()?
In C#, what is the difference between ToUpper() and ToUpperInvariant() ?
6 Answers
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SQL Server - inner join when updating [duplicate]
I have the below query which does not work. What am I doing wrong? Is this even possible?
2 Answers
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Linux Shell脚本参数的获取方法 - 脚本技术 - 清泛IT社区，为创新赋能！
...exit xx, 函数return xx）一般0成功,1失败
#!/bin/sh
echo 'file name:' $0
echo 'param num: ' $#
if [ $# -gt 1 ]; then
echo 'the second param:' $2
fi
复制代码./param.sh
file name: ./param.sh
param num:  0
./param.sh a
file name: ./param.sh
param num:  1
./pa...
优惠券批量生成及导入的思路 - 闲聊区 - 清泛IT论坛，有思想、有深度
...串形势呢？答案是：36进制。36进制数的表达区间是0-9，A-Z(a-z)，恰好满足要求。因此，我的方法是用随机函数生成长整形并转换成36进制，但是一个长整形的36进制位数长度不够，所以就产生2个36进制随机数拼接起来，取前面的...
How do I find the MySQL my.cnf location
Is there a MySQL command to locate the my.cnf configuration file, similar to how PHP's phpinfo() locates its php.ini ?
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iOS 5 Best Practice (Release/retain?)
As a beginning iPhone programmer, what is the best practice for writing apps to be used either with iOS 5 or older versions? Specifically, should I continue using the release/retain of data, or should I ignore that? Does it matter?
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'Java' is not recognized as an internal or external command
When trying to check the current version of Java in which I am running, I received the error "java is not recognized as an internal or external command, operable program or batch file.".
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Android: Getting a file URI from a content URI?
In my app the user is to select an audio file which the app then handles. The problem is that in order for the app to do what I want it to do with the audio files, I need the URI to be in file format. When I use Android's native music player to browse for the audio file in the app, the URI is a cont...
std::unique_lock or std::lock_guard?
I have two use cases.
7 Answers
7
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Why is Everyone Choosing JSON Over XML for jQuery? [closed]
I thought XML is highly portable and can be used as a mini database. I have seen XML used everywhere. I even see large companies switching over to JSON . Even Microsoft has integrated support for JSON. What is all the hype over JSON?
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