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Prevent double submission of forms in jQuery
...er page load, you can give them a class indicating that, then exclude them from your selector like this:
$('form:not(.js-allow-double-submission)').preventDoubleSubmission();
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converting double to integer in java
...nding, there will not be any fractional parts remaining.
Here are the docs from Math.round(double):
Returns the closest long to the argument. The result is rounded to an integer by adding 1/2, taking the floor of the result, and casting the result to type long. In other words, the result is equal t...
Using PowerShell to write a file in UTF-8 without the BOM
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@xdhmoore WriteAllLines gets the current directory from [System.Environment]::CurrentDirectory. If you open PowerShell and then change your current directory (using cd or Set-Location), then [System.Environment]::CurrentDirectory will not be changed and the file will end up b...
Android Debug Bridge (adb) device - no permissions [duplicate]
...ggestion). Somehow HTC Wildfire (and maybe the others) need something more from the system than Samsung devices. Simple solution is to run Eclipse as a root, but this is not very comfortable with non-sudo Linux systems like Fedora.
I've found another way of achieving the same goal, which seems to b...
How to impose maxlength on textArea in HTML using JavaScript
...st.
Inspired by, but an improvement over Dana Woodman's answer:
Changes from that answer are: Simplified and more generic, using jQuery.live and also not setting val if length is OK (leads to working arrow-keys in IE, and noticable speedup in IE):
// Get all textareas that have a "maxlength" pro...
Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
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False is a bool. It has a different type. It is a different object from 0 which is an integer.
0 == False returns True because False is cast to an integer. int(False) returns 0
The python documentation of the == operator says (help('==')):
The operators <, >, ==, >=, <=, an...
How to set Bullet colors in UL/LI html lists via CSS without using any images or span tags [duplicat
...tp://jsfiddle.net/leaverou/ytH5P/
Will work in all browsers, including IE from version 8 and up.
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Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]
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@martinh_kentico - you can't stack anything from another element between a parent and it's child if the parent has it's own stacking context. Keep in mind that pseudo elements are no different than child elements. Restructure your HTML to accomplish what you want.
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isset() and empty() - what to use
...y array)
var $var; (a variable declared, but without a value in a class)
From http://php.net/manual/en/function.empty.php
As mentioned in the comments the lack of warning is also important with empty()
PHP Manual says
empty() is the opposite of (boolean) var, except that no warning is
ge...
Get MD5 hash of big files in Python
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Below I've incorporated suggestion from comments. Thank you al!
python < 3.7
import hashlib
def checksum(filename, hash_factory=hashlib.md5, chunk_num_blocks=128):
h = hash_factory()
with open(filename,'rb') as f:
for chunk in iter(lambd...