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How can I convert a hex string to a byte array? [duplicate]
Can we convert a hex string to a byte array using a built-in function in C# or do I have to make a custom method for this?
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Find out time it took for a python script to complete execution
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import time
start = time.time()
fun()
# python 2
print 'It took', time.time()-start, 'seconds.'
# python 3
print('It took', time.time()-start, 'seconds.')
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Git - working on wrong branch - how to copy changes to existing topic branch
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Sounds like all you need is the following:
git stash
git checkout branch123
git stash apply
Then you should be back on your own branch without touching the master branch.
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How can I change Eclipse theme?
...11
With Eclipse 3.x, theme is only for the editors, as you can see in the site "Eclipse Color Themes".
Anything around that is managed by windows system colors.
That is what you need to change to have any influence on Eclipse global colors around editors.
Eclipse 4 will provide much advance theme ...
TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Sequence Number
下图是我从Wireshark中截了个我在访问coolshell.cn时的有数据传输的图给你看一下，SeqNum是怎么变的。（使用Wireshark菜单中的Statistics ->Flow Graph… ）
你可以看到，SeqNum的增加是和传输的字节数相关的。上图中，...
How different is Objective-C from C++? [closed]
... highly recommend the guide LiraNuna pointed you to. Incidentally, another site of interest might be this.
I should also point out that I'm just starting learning Objective-C myself, and as such a lot of the above may not quite be correct or complete - I apologise if that's the case, and welcome su...
C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...mlSchema("your xmlfile name");
第二种方法：
<aaa>
<add key="123" value="321"/>
</aaa>
如果我要找到123然后取到321应该怎么写呢？
using System.XML;
XmlDataDocument xmlDoc = new System.Xml.XmlDataDocument();
xmlDoc.Load(@"c:/Config.xml");
XmlElement elem = xmlDoc....
What's the best way to detect a 'touch screen' device using JavaScript?
...zr is a great, lightweight way to do all kinds of feature detection on any site.
It simply adds classes to the html element for each feature.
You can then target those features easily in CSS and JS. For example:
html.touch div {
width: 480px;
}
html.no-touch div {
width: auto;
}
And Ja...
Is R's apply family more than syntactic sugar?
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The apply functions in R don't provide improved performance over other looping functions (e.g. for). One exception to this is lapply which can be a little faster because it does more work in C code than in R (see this question for an ...
Windows batch: echo without new line
...eInitialize method contains a string literal that may not post well to the site. A remark is included that describes what the character sequence should be.
The :write and :writeVar methods are optimized such that only strings containing troublesome leading characters are written using my modified v...