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PostgreSQL, checking date relative to “today”
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select * from mytable where mydate > now() - interval '1 year';
If you only care about the date and not the time, substitute current_date for now()
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How to get the current time in Python
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Use:
>>> import datetime
>>> datetime.datetime.now()
datetime.datetime(2009, 1, 6, 15, 8, 24, 78915)
>>> print(datetime.datetime.now())
2009-01-06 15:08:24.789150
And just the time:
>>> datetime.datetime.now().time()
datetime.time(15, 8, 24, 78915)
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Is there a stopwatch in Java?
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Now you use this to get the milliseconds: long stopWatch = stopWatch.elapsed(TimeUnit.MILLISECONDS);
– PHPGuru
Mar 14 '18 at 17:41
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jQuery: checking if the value of a field is null (empty)
Is this a good way to check if the value of a field is null ?
7 Answers
7
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How to detect if a variable is an array
What is the best de-facto standard cross-browser method to determine if a variable in JavaScript is an array or not?
12 Ans...
Incrementing in C++ - When to use x++ or ++x?
...and please note that in a for loop, on primatives, there is absolutely no difference. Many coding styles will recommend never using an increment operator where it could be misunderstood; i.e., x++ or ++x should only exist on its own line, never as y=x++. Personally, I don't like this, but it's unco...
UIViewContentModeScaleAspectFill not clipping
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[_photoview setClipsToBounds:YES];
Or directly in your Storyboard / Xib if you can :
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What is CDATA in HTML? [duplicate]
...program output
CDATA sections in XHTML documents are liable to be parsed differently by web browsers if they render the document as HTML, since HTML parsers do not recognise the CDATA start and end markers, nor do they recognise HTML entity references such as &lt; within <script> tags. Th...
Controlling fps with requestAnimationFrame?
...t seems like requestAnimationFrame is the de facto way to animate things now. It worked pretty well for me for the most part, but right now I'm trying to do some canvas animations and I was wondering: Is there any way to make sure it runs at a certain fps? I understand that the purpose of rAF is f...
How do I put an already-running process under nohup?
...suspend the process and SIGCONT will resume the process, in background. So now, closing both your terminals won't stop your process.
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