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Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...ays to clone an array:
loop
slice
Array.from()
concat
spread operator (FASTEST)
map A.map(function(e){return e;});
There has been a huuuge BENCHMARKS thread, providing following information:
for blink browsers slice() is the fastest method, concat() is a bit slower, and while loop is 2.4x slower....
a href link for entire div in HTML/CSS
...e's an example:
Html:
<div class="parent-div">
<a href="#">Test</a>
<a href="#">Test</a>
<a href="#">Test</a>
</div>
Then the CSS:
.parent-div {
width: 200px;
}
a {
display:block;
background-color: #ccc;
color: #000;
text-decoratio...
项目管理实践【五】自动编译和发布网站【Using Visual Studio with Source ...
...@163.com</FromAddress>
<ToAddress>zttc@163.com</ToAddress>
<MailPassword>testmail</MailPassword>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<DebugSymbols>true</DebugSymbols>
<OutputPath>.\Debug</OutputPath>
<EnableUpdateable>true</EnableUpd...
Identify if a string is a number
...
You can also use:
stringTest.All(char.IsDigit);
It will return true for all Numeric Digits (not float) and false if input string is any sort of alphanumeric.
Please note: stringTest should not be an empty string as this would pass the test of bei...
Does hosts file exist on the iPhone? How to change it? [closed]
...nything about an app being redistributed; he simply mentioned he needed to test it on his iphone which had a dns problem.
– Thomas Bonini
Jan 8 '10 at 15:33
16
...
How can I check in a Bash script if my local Git repository has changes?
...ing will almost work: you should quote $CHANGED in case it's empty, and -z tests for empty, which means no changes. What you meant was:
if [ -n "$CHANGED" ]; then
VN="$VN-mod"
fi
A quote from Git's GIT-VERSION-GEN:
git update-index -q --refresh
test -z "$(git diff-index --name-only HEAD --)"...
Background color not showing in print preview
... for my code why jsfiddle.net/rajkumart08/TbrtD/1/embedded/result defie.co/testing/twitter-bootstrap-558bc52/docs/examples/…
– user2045025
Feb 28 '13 at 17:52
...
What is opinionated software?
...d leads to a lot of biased tutorials which insist upon covering, e.g. unit testing and dependency injection; I'm all for good testing and separation of concerns, but I do perceive that such topics are shoved down one's throat a little, often ahead of covering more useful basics.
There again, I do h...
Detecting request type in PHP (GET, POST, PUT or DELETE)
...
REST in PHP can be done pretty simple. Create http://example.com/test.php (outlined below). Use this for REST calls, e.g. http://example.com/test.php/testing/123/hello. This works with Apache and Lighttpd out of the box, and no rewrite rules are needed.
<?php
$method = $_SERVER['REQUES...
Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...pp. If you load Django from a Python script (like I was in my custom unit tests), some initialization needs to be done before proceeding and calling setup() is how to do it. Aside from that, kudos to the team, my 1.6.2 to 1.7.1 upgrade seems to an hour's worth of real work.
–...