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Java's L number (long) specification

...plain that 6000000000 is not an integer. To correct this, I had to specify 6000000000L . I just learned about this specification. ...
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linux下iptables配置详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...础知识还不了解,建议先去看看.开始配置我们来配置一个filter表的防火墙.(1)查看本机关于IPTABLES的设置情况[root@tp ~]...如果你的IPTABLES基础知识还不了解,建议先去看看. 开始配置 我们来配置一个filter表的防火墙. (1)查看本机关于...
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How to Turn Off Showing Whitespace Characters in Visual Studio IDE

I don't know what I did but I don't know how to get rid of those arrows on the left. 6 Answers ...
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Why is it slower to iterate over a small string than a small list?

...n over a small string took longer than doing the same operation on a list of small single character strings. Any explanation? It's almost 1.35 times as much time. ...
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How do you crash a JVM?

..., "How do you crash a JVM?" I thought that you could do so by writing an infinite for-loop that would eventually use up all the memory. ...
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List of standard lengths for database fields

...a database table and once again asking myself the same stupid question: How long should the firstname field be? 13 Answers...
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How to delete a stash created with git stash create?

Git stash seems to do a lot of what I want, except that it is a little hard to script, as the if you have no changes, then git stash; git stash pop will do something different than if you do have changes in your repository. ...
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Why can't I push to this bare repository?

Can you explain what is wrong with this workflow? 6 Answers 6 ...
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How and/or why is merging in Git better than in SVN?

I've heard in a few places that one of the main reasons why distributed version control systems shine, is much better merging than in traditional tools like SVN. Is this actually due to inherent differences in how the two systems work, or do specific DVCS implementations like Git/Mercurial just ha...
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Utilizing multi core for tar+gzip/bzip compression/decompression

I normally compress using tar zcvf and decompress using tar zxvf (using gzip due to habit). 6 Answers ...