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Add table row in jQuery
... isn't bulletproof as you could theoretically have multiple tbody elements and the row would get added to each of them.
Weighing everything up, I'm not sure there is a single one-line solution that accounts for every single possible scenario. You will need to make sure the jQuery code tallies with ...
Current time in microseconds in java
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This Answer is now outdated. The OpenJDK and Oracle implementations of Java 9 come with a new implementation of Clock that provides for capturing the current moment with a resolution finer than milliseconds. On a MacBook Pro Retina I am getting the current time in m...
Why do most C developers use define instead of const? [duplicate]
...riable Length Array'. It is an array whose size is not known until runtime and can only be used for automatic variables (i.e. can only be allocated on the stack).
– Bart van Ingen Schenau
Oct 27 '10 at 12:44
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The cast to value type 'Int32' failed because the materialized value is null
...ky abstraction" that yields unexpected behaviour.
One such case is null handling, where there can be unexpected nulls in different places. ...DefaultIfEmpty(0).Sum(0) can help in this (quite simple) case, where there might be no elements and sql's SUM returns null whereas c# expect 0.
A more gene...
How to find/identify large commits in git history?
...300 MB git repo. The total size of my currently checked-out files is 2 MB, and the total size of the rest of the git repo is 298 MB. This is basically a code-only repo that should not be more than a few MB.
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How to map atan2() to degrees 0-360
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For those not comfortable with this notation, and without the conversion to degrees built in: if(x>0) {radians = x;} else {radians = 2*PI + x;} so we are just adding 2PI to the result if it is less than 0.
– David Doria
Sep 25 '1...
View contents of database file in Android Studio
I have been using Android Studio to develop my app since it's was released.
28 Answers
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How can I convert a comma-separated string to an array?
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Short and sweet, nice to see that JavaScript string has some the richness of the Java String.
– Michael Shopsin
May 19 '15 at 15:13
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Any way to delete in vim without overwriting your last yank? [duplicate]
...help registers.
It's probably safest, if you want to paste something over and over again, to yank it into a "named" register.
"aY
Yanks a line into the a register. Paste it with "ap.
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php is null or empty?
...===.
When use ==, as you did, PHP treats NULL, false, 0, the empty string, and empty arrays as equal.
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