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Re<em>mem>ove rows with all or so<em>mem>e NAs (<em>mem>issing values) in data.fra<em>mem>e
I'd like to re<em>mem>ove the lines in this data fra<em>mem>e that:
16 Answers
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How do you force a <em>mem>akefile to rebuild a target
I have a <em>mem>akefile that builds and then calls another <em>mem>akefile. Since this <em>mem>akefile calls <em>mem>ore <em>mem>akefiles that does the work it doesnt really change. Thus it keeps thinking the project is built and upto date.
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<em>Mem>FC OnEraseBkgnd浅析 - C/C++ - 清泛网 - 专注C/C++及内核技术
<em>Mem>FC OnEraseBkgnd浅析在使用VC进行绘图时，最郁闷的就是屏幕闪烁问题。有时只能使用双缓冲去解决，当然更多的时候是去忍受。有没有什么这种的方法？有，那就是重 在使用VC进行绘图时，最郁闷的就是屏幕闪烁问题。有时只能...
Given two directory trees, how can I find out which files differ by content?
...-brief --recursive dir1/ dir2/ # GNU long options
diff -qr dir1/ dir2/ # co<em>mem><em>mem>on short options
Should do what you need.
If you also want to see differences for files that <em>mem>ay not exist in either directory:
diff --brief --recursive --new-file dir1/ dir2/ # GNU long options
diff -qrN dir1/ dir2/ # ...
Play audio fro<em>mem> a strea<em>mem> using C#
Is there a way in C# to play audio (for exa<em>mem>ple, <em>Mem>P3) direcly fro<em>mem> a Syste<em>mem>.IO.Strea<em>mem> that for instance was returend fro<em>mem> a WebRequest without saving the data te<em>mem>porarily to the disk?
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javac not working in windows co<em>mem><em>mem>and pro<em>mem>pt
I'<em>mem> trying to use javac with the windows co<em>mem><em>mem>and pro<em>mem>pt, but it's not working.
17 Answers
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Generate a rando<em>mem> date between two other dates
How would I generate a rando<em>mem> date that has to be between two other given dates?
26 Answers
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Hash collision in git
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Picking ato<em>mem>s on 10 <em>Mem>oons
An SHA-1 hash is a 40 hex character string... that's 4 bits per character ti<em>mem>es 40... 160 bits. Now we know 10 bits is approxi<em>mem>ately 1000 (1024 to be exact) <em>mem>eaning that there are 1 000 000 000 000 000 000 000 ...
How to force GitHub Pages build?
...es website, that can be built with Jekyll. GitHub builds the site every ti<em>mem>e you push a new co<em>mem><em>mem>it.
Is there a way to force the refresh of the Github Pages website without pushing a new co<em>mem><em>mem>it?
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ipython reads wrong python version
...ython and the libraries. The following points show the chain of the proble<em>mem>atics. I'<em>mem> running Python 2.7 on <em>Mem>ac Lion.
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