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How to safely upgrade an Amazon EC2 instance from t1.micro to large? [closed]
...new one is up and running(I also use it to add new machines to my clusters by using this approach to only add new machines). If Downtime is acceptable then see Marcel Castilho's answer.
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What is the shortcut to Auto import all in Android Studio?
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By changing the keymaps settings you can use the same keyboard short cuts as in Eclipse (Or your favourite IDE)
File -> Settings -> KeyMap
Android Studio -> Preferences -> KeyMap (Mac)
Change keymaps settings ...
Postgresql 9.2 pg_dump version mismatch
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That answer recommends removing software by deleting a folder. Here we're just recreating a symbolic link.
– Seth
Aug 29 '14 at 16:13
2
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select2 - hiding the search box
...tps://github.com/ivaynberg/select2/issues/489, you can hide the search box by setting minimumResultsForSearch to a negative value.
$('select').select2({
minimumResultsForSearch: -1
});
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Get hours difference between two dates in Moment Js
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It's a little simpler to get now by var now = moment();. See momentjs.com/docs/#/parsing/now
– rob3c
May 11 '16 at 20:32
add a commen...
Converting A String To Hexadecimal In Java
...x(String arg) {
return String.format("%040x", new BigInteger(1, arg.getBytes(/*YOUR_CHARSET?*/)));
}
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is it possible to select EXISTS directly as a bit?
...-> NULL of course, but you can't get NULL with COUNT(*) without a GROUP BY
bit maps directly to boolean in .net datatypes, even if it isn't really...
This looks similar but gives no row (not zero) if no matches, so it's not the same
SELECT TOP 1 CAST(NumberKeyCOlumn AS bit) FROM MyTable WHER...
Convert JS date time to MySQL datetime
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I think the solution can be less clunky by using method toISOString(), it has a wide browser compatibility.
So your expression will be a one-liner:
new Date().toISOString().slice(0, 19).replace('T', ' ');
The generated output:
"2017-06-29 17:54:04"
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Overriding !important style
...function addNewStyle(newStyle) {
var styleElement = document.getElementById('styles_js');
if (!styleElement) {
styleElement = document.createElement('style');
styleElement.type = 'text/css';
styleElement.id = 'styles_js';
document.getElementsByTagName('head')[...
Is there an expression for an infinite generator?
...ery funny however), but you can build your own iterator from an expression by using some tricks (without "polluting" your namespace as required):
{ print("Hello world") for _ in
(lambda o: setattr(o, '__iter__', lambda x:x)
or setattr(o, '__next__', lambda x:True)
or o)
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