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socket.error: [Errno 48] Address already in use
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How to resume Fragment from BackStack if exists
...;
boolean fragmentPopped = manager.popBackStackImmediate (backStateName, 0);
if (!fragmentPopped){ //fragment not in back stack, create it.
FragmentTransaction ft = manager.beginTransaction();
ft.replace(R.id.content_frame, fragment);
ft.addToBackStack(backStateName);
ft.commit(...
How to convert Set to String[]?
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edited Apr 13 '18 at 13:05
Alexander Farber
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How to set a selected option of a dropdown list control using angular JS
... in the control, updates the other. If item.selectedVariant has a value of 0, that item should get selected.
If variants is an array of objects, item.selectedVariant must be set to one of those objects. I do not know which information you have in your scope, but here's an example:
JS:
$scope.opti...
Why and How to avoid Event Handler memory leaks?
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answered Dec 24 '10 at 14:32
Jon SkeetJon Skeet
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“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
...ed with 3 bytes in UTF-8. Here you have a character that needs 4 bytes: \xF0\x90\x8D\x83 (U+10343 GOTHIC LETTER SAUIL).
If you have MySQL 5.5 or later you can change the column encoding from utf8 to utf8mb4. This encoding allows storage of characters that occupy 4 bytes in UTF-8.
You may also have...
How can I declare optional function parameters in Javascript? [duplicate]
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With ES6: This is now part of the language:
function myFunc(a, b = 0) {
// function body
}
Please keep in mind that ES6 checks the values against undefined and not against truthy-ness (so only real undefined values get the default value - falsy values like null will not default).
Wit...
Getting the last element of a split string array
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answered Mar 16 '09 at 18:23
Paolo BergantinoPaolo Bergantino
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Can iterators be reset in Python?
...l answers rightly remarked, in the specific case of csv you can also .seek(0) the underlying file object (a rather special case). I'm not sure that's documented and guaranteed, though it does currently work; it would probably be worth considering only for truly huge csv files, in which the list I ...
How to enter in a Docker container already running with a new TTY
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With docker 1.3, there is a new command docker exec. This allows you to enter a running contain...