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How to find first element of array matching a boolean condition in JavaScript?
... Unfortunately it will only return whether the condition was met once, not by which element (or at what index) it was met. So we have to amend it a little:
function find(arr, test, ctx) {
var result = null;
arr.some(function(el, i) {
return test.call(ctx, el, i, arr) ? ((result = el)...
Browsing Folders in MSYS
... answered Nov 10 '13 at 13:03
babyromeobabyromeo
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Insert line after first match using sed
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Note the standard sed syntax (as in POSIX, so supported by all conforming sed implementations around (GNU, OS/X, BSD, Solaris...)):
sed '/CLIENTSCRIPT=/a\
CLIENTSCRIPT2="hello"' file
Or on one line:
sed -e '/CLIENTSCRIPT=/a\' -e 'CLIENTSCRIPT2="hello"' file
(-expressions (an...
Laravel Schema onDelete set null
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You might want to roll back, write out the sql by hand and then execture and run tests on local. Everything I can find says that should work dev.mysql.com/doc/refman/5.6/en/…, could be an issue generating the sql
– Chris Barrett
Ja...
Which, if any, C++ compilers do tail-recursion optimization?
... optimisation for C was added to the GCC in the course of a diploma thesis by Mark Probst. The thesis describes some interesting caveats in the implementation. It's worth reading.
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How to identify CAAnimation within the animationDidStop delegate?
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@mmilo That is not very surprsising, is it? By adding an animation to a layer, the layer is owning the animation, so the animation's retain count is of course incremented.
– GorillaPatch
Dec 15 '10 at 16:43
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How do I declare a global variable in VBA?
...e variables that are only accessible within a particular module (or class) by declaring them with the Private keyword.
If you're building a big application and feel a need to use global variables, I would recommend creating a separate module just for your global variables. This should help you kee...
How to store a dataframe using Pandas
...e test code).
Edit: The higher times for pickle than CSV can be explained by the data format used. By default pickle uses a printable ASCII representation, which generates larger data sets. As can be seen from the graph however, pickle using the newer binary data format (version 2, pickle-p2) has m...
IntelliJ IDEA shows errors when using Spring's @Autowired annotation
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I had the same problem with IntelliJ IDEA 13.1.4
I solved it by removing the Spring facet (File->Project Structure) and leaving it to just show "Detection".
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iTerm2: How to expand split pane temporarily?
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You can maximise and minimise your current panel by using Cmd + Shift + Enter
There are a lot of hot keys to remember and when starting out it can be helpful to print out a cheat sheet or to scan the documentation with find in your browser.
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