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Lex WebbLex Webb
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How to find the files that are created in the last hour in unix
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If the dir to search is srch_dir then either
$ find srch_dir -cmin -60 # change time
or
$ find srch_dir -mmin -60 # modification time
or
$ find srch_dir -amin -60 # access time
shows files created, modified or accessed in the last hour.
correction :ctime is for change node time (unsur...
Can git operate in “silent mode”?
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20
Redirecting output to /dev/null seems like a natural way of doing it to me. Although I have in t...
How to redirect stderr to null in cmd.exe
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GolezTrol
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answered Dec 22 '10 at 9:06
atzzatzz
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How to Replace dot (.) in a string in Java
....com/javase/7/docs/api/java/lang/String.html#replaceAll(java.lang.String,%20java.lang.String)
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mysql create user if not exists
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280
In 5.7.6 and above, you should be able to use CREATE USER
CREATE USER IF NOT EXISTS 'user'@'loc...
PowerShell and the -contains operator
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203
The -Contains operator doesn't do substring comparisons and the match must be on a complete str...
Eclipse menus don't show up after upgrading to Ubuntu 13.10
After upgrading to Ubuntu 13.10, when I click on any menus in Eclipse (Help, Window, Run) they don’t show up. Only menu stubs and selection are visible.
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Move capture in lambda
...ariables can be initialized with anything like so:
auto lambda = [value = 0] mutable { return ++value; };
In C++11 this is not possible yet, but with some tricks that involve helper types. Fortunately, the Clang 3.4 compiler already implements this awesome feature. The compiler will be released D...
How to calculate moving average using NumPy?
...ret[n:] - ret[:-n]
return ret[n - 1:] / n
>>> a = np.arange(20)
>>> moving_average(a)
array([ 1., 2., 3., 4., 5., 6., 7., 8., 9., 10., 11.,
12., 13., 14., 15., 16., 17., 18.])
>>> moving_average(a, n=4)
array([ 1.5, 2.5, 3.5, 4....