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jQuery trigger file input
...et the opacity to 0. Then you can always just set the position to keep it from offsetting other elements as hide does. It just seems a little unnecessary to shift an element nearly 10K pixels in any direction.
Here's a little example for those who want one:
input[type='file']{
position:absol...
Comparing numbers in Bash
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@BenjaminW.This would require confirmation from Chet but -eq, -ne, -lt, -le, -gt, and -ge are forms of "arithmetic tests" (documented) which could imply that the operands are subject to arithmetic expressions as well..
– konsolebox
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One DbContext per web request… why?
...hat case the business logic takes ownership of an object it gets passed on from the outside. The second option is to Dispose all created instances on the boundary of the Http Request, but in that case you still need some sort of scoping to let the container know when those instances need to be Dispo...
How do I 'git diff' on a certain directory?
...omparing different branches, you need to use -- to separate a Git revision from a filesystem path. For example, with two local branches, master and bryan-working:
$ git diff master -- AFolderOfCode/ bryan-working -- AFolderOfCode/
Or from a local branch to a remote:
$ git diff master -- AFolderO...
Detecting an undefined object property
...this method is the only way of referring to an undeclared (note: different from having a value of undefined) identifier without an early error:
if(typeof myVariable === 'undefined') {
alert('myVariable is either the special value `undefined`, or it has not been declared');
}
In versions of Java...
Trim a string based on the string length
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StringUtils.abbreviate from Apache Commons Lang library could be your friend:
StringUtils.abbreviate("abcdefg", 6) = "abc..."
StringUtils.abbreviate("abcdefg", 7) = "abcdefg"
StringUtils.abbreviate("abcdefg", 8) = "abcdefg"
StringUtils.abbreviate(...
Checking to see if a DateTime variable has had a value assigned
...pile-time you can tell that it isn't definitely assigned by trying to read from it :)
I suspect you really want Nullable<DateTime> (or DateTime? with the C# syntactic sugar) - make it null to start with and then assign a normal DateTime value (which will be converted appropriately). Then you ...
Is there an easy way to convert jquery code to javascript? [closed]
...found this quite impressive tutorial about jquery to javascript conversion from Jeffrey Way on Jan 19th 2012 *Copyright © 2014 Envato* :
http://net.tutsplus.com/tutorials/javascript-ajax/from-jquery-to-javascript-a-reference/
Whether we like it or not, more and more developers are being
in...
How to make --no-ri --no-rdoc the default for gem install?
I don't use the RI or RDoc output from the gems I install in my machine or in the servers I handle (I use other means of documentation).
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Where to place private methods in Ruby?
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I don't think this is a great idea from readability point of view as the class grows longer and longer.
– Alexander Suraphel
Nov 10 '16 at 12:35
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