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Programmatically trigger “select file” dialog box
...ly if you do it in an event handler belonging to an event THAT WAS STARTED BY THE USER!
So, for example, nothing will happen if you, the script, programmatically click the button in an ajax callback, but if you put the same line of code in an event handler that was raised by the user, it will work....
Backbone View: Inherit and extend events from parent
...ted. the only context used is this versus having to call the parent class by instance name. thank you very much for this.
– jessie james jackson taylor
Oct 16 '14 at 1:42
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Ignoring time zones altogether in Rails and PostgreSQL
... in PostgreSQL
Internal storage and epoch
Internally, timestamps occupy 8 bytes of storage on disk and in RAM. It is an integer value representing the count of microseconds from the Postgres epoch, 2000-01-01 00:00:00 UTC.
Postgres also has built-in knowledge of the commonly used UNIX time counting...
Binding multiple events to a listener (without JQuery)?
...tems, pointer move might have been more appropriate. It can be implemented by touch or other device. Before mice (or mouses) there were x/y wheels, some I've used had hand and foot wheels (1970s Stecometer). There are also track balls and spheres, some move in 3d.
– RobG
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How to split a long regular expression into multiple lines in JavaScript?
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You could convert it to a string and create the expression by calling new RegExp():
var myRE = new RegExp (['^(([^<>()[\]\\.,;:\\s@\"]+(\\.[^<>(),[\]\\.,;:\\s@\"]+)*)',
'|(\\".+\\"))@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.',
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MIT vs GPL license [closed]
...d can lead to software privatization (=restriction and loss of its control by the user). Thanks again
– Jorge Orpinel
Mar 17 '14 at 21:17
3
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Why is React's concept of Virtual DOM said to be more performant than dirty model checking?
...ar interval and check all of the values in the data structure recursively. By comparison, setting a value on the state will signal to a listener that some state has changed, so React can simply listen for change events on the state and queue up re-rendering.
The virtual DOM is used for efficient re...
jQuery - setting the selected value of a select control via its text description
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Select by description for jQuery v1.6+
var text1 = 'Two';
$("select option").filter(function() {
//may want to use $.trim in here
return $(this).text() == text1;
}).prop('selected', true);
<script src="https://cdnjs...
How to loop over directories in Linux?
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By the way: Note, that all answers will find hidden folders, too (that is, folders starting with a dot)! If you don't want this, add ` -regex '\./[^\.].*'` before the printf or exec options.
– Boldewyn
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Never seen before C++ for loop
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By the way, Thomas may have been confused by the use of the comma too, it's very different than the semi-colon, it lets you do multiple things in one section of the for loop (in this case, it initialized two variables). Last...