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How can I launch multiple instances of MonoDevelop on the Mac?
I would like to open a new MonoDevelop instance to work on a different project on the Mac, and the OS is currently preventing me from opening a new instance.
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Why can't a text column have a default value in MySQL?
If you try to create a TEXT column on a table, and give it a default value in MySQL, you get an error (on Windows at least). I cannot see any reason why a text column should not have a default value. No explanation is given by the MySQL documentation. It seems illogical to me (and somewhat frustrati...
Remote debugging Tomcat with Eclipse
I can't seem to debug the tomcat application through Eclipse. I've set
16 Answers
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cpuid汇编指令 - C/C++ - 清泛网 - 专注C/C++及内核技术
...所有的80486家族CPU都有这个指令我也不是很清楚，但在EFLAGS中的bit 21可以识别CPU是否支持CPUID指令，如下图：
图1
在8086和8088CPU中，FLAGS只有16位长，在80386CPU中，bit 21被保留未用，在支持CPUID指令的CPU中，这一位将为...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
I am getting the following error:
8 Answers
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What is the difference between null and undefined in JavaScript?
I want to know what the difference is between null and undefined in JavaScript.
33 Answers
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VIM Disable Automatic Newline At End Of File
So I work in a PHP shop, and we all use different editors, and we all have to work on windows. I use vim, and everyone in the shop keeps complaining that whenever I edit a file there is a newline at the bottom. I've searched around and found that this is a documented behavior of vi & vim... but I w...
Easily measure elapsed time
I am trying to use time() to measure various points of my program.
26 Answers
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网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...文字和符号。比如，世界上有英文字母的网址 “http://www.abc.com”，但是没有希腊字母的网址“http://www.aβγ.com”（读作阿尔法-贝塔-伽玛.com）。这是 因为网络标准RFC 1738做了硬性规定：
“…Only alphanumerics [0-9a-zA-Z], the spec...
How do I maintain the Immersive Mode in Dialogs?
How do I maintain the new Immersive Mode when my activities display a custom Dialog?
7 Answers
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