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How to call a function from a string stored in a variable?
...he user comments on php.org was I able to get working code. You'll need to start that discussion with people responsible for php's behavior.
– Chris K
Oct 12 '15 at 23:59
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How to name factory like methods?
I guess that most factory-like methods start with create . But why are they called " create "? Why not " make ", " produce ", " build ", " generate " or something else? Is it only a matter of taste? A convention? Or is there a special meaning in "create"?
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How to locate a file in Solution Explorer in Visual Studio 2010?
...+1; @DavutGürbüz Sometimes you need this to kick Visual Studio 2012 into start auto-tracking again. Every once in a while (despite the checkbox "... Track Active ..." being checked, Visual Studio 2012 stops tracking. This ReSharper shortcut will reenable this without having to restart Visual Studi...
Filter dataframe rows if value in column is in a set list of values [duplicate]
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>>> rpt[rpt['STK_ID'].str.contains(r'^600[0-9]{3}$')] # ^ means start of string
... STK_ID ... # [0-9]{3} means any three digits
... '600809' ... # $ means end of string
... '600141' ...
... '600329' ...
... ...
MySQL Query GROUP BY day / month / year
...here records span several years. SELECT COUNT(event_id), DATE_FORMAT(event_start, '%Y/%m')
– Ric
Apr 4 '13 at 10:25
Si...
How could the UNIX sort command sort a very large file?
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WARNING: This script starts one shell per chunk, for really large files, this could be hundreds.
Here is a script I wrote for this purpose. On a 4 processor machine it improved the sort performance by 100% !
#! /bin/ksh
MAX_LINES_PER_CHUNK=1...
git command to move a folder inside another
...hings about git " — one of the downsides of this nice feature is that it starts failing when you also modify the file that was renamed to a substantial extent, which causes it to see a deletion and addition of a new file, so frankly, I'd prefer explicit rename support instead.
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MenuItemCompat.getActionView always returns null
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Mohsen Afshin's answer above was my starting point and I made some tweaks to get it working with my setup:
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu, menu);
Men...
Is there a Unix utility to prepend timestamps to stdin?
...e.
$ echo -e "a\nb\nc" > lines
$ annotate-output cat lines
17:00:47 I: Started cat lines
17:00:47 O: a
17:00:47 O: b
17:00:47 O: c
17:00:47 I: Finished with exitcode 0
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How to index into a dictionary?
...e to improve performance.)
If you do care about the order of the entries, starting with Python 2.7 you can use collections.OrderedDict. Or use a list of pairs
l = [("blue", "5"), ("red", "6"), ("yellow", "8")]
if you don't need access by key. (Why are your numbers strings by the way?)
In Pyth...