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Postgresql: Scripting psql execution with password
...192.168.3.200 -U postgres incx_um << EOF DELETE FROM usrmgt.user_one_time_codes WHERE time < NOW() - INTERVAL '30 minute' EOF
– Govind Gupta
Aug 14 '18 at 9:37
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Is there “0b” or something similar to represent a binary number in Javascript
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This answer was true at the time, but it could use an update. As urish points out in his answer below, literals for binary and octal numbers (octals are now written "0o1") are in ES6. They've already landed in Firefox, Chrome, and even the preview of th...
Is it wrong to place the tag after the tag?
...ht at the end of the body tag there's no other content left to load by the time it gets there, so there should be little difference between placing it outside or just inside. You then have the added benefit of your page still validating, which was the point I was trying to make in my answer.
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Best way to clear a PHP array's values
...lues in an array? The first one would require me to use that function each time in the loop of the second example.
13 Answe...
Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
...eats it as an assignment). The Python interpreter sees this at module load time and decides (correctly so) that the global scope's Var1 should not be used inside the local scope, which leads to a problem when you try to reference the variable before it is locally assigned.
Using global variables, o...
rsync: how can I configure it to create target directory on server?
I would like to rsync from local computer to server. On a directory that does not exist, and I want rsync to create that directory on the server first.
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Express next function, what is it really for?
Have been trying to find a good description of what the next() method does. In the Express documentation it says that next('route') can be used to jump to that route and skip all routes in between, but sometimes next is called without arguments. Anybody knows of a good tutorial etc that descri...
Using Mockito to mock classes with generic parameters
...unning the test it will throw InvalidUseOfMatchersException (which is a RuntimeException)
– Superole
Jun 4 '18 at 12:32
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show 1 more commen...
Pick a random value from an enum?
...ues() because each call copies an array. Also, don't create a Random every time. Keep one. Other than that what you're doing is fine. So:
public enum Letter {
A,
B,
C,
//...
private static final List<Letter> VALUES =
Collections.unmodifiableList(Arrays.asList(values()));
priv...
How to Set focus to first text input in a bootstrap modal after shown
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The answer of David Taiaroa is correct, but doesn’t work because the time to "fade in" the modal doesn’t let you set focus on input. You need to create a delay:
$('#myModal').on('shown.bs.modal', function () {
...
setTimeout(function (){
$('#textareaID').focus();
}, 1000...