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What's the difference between isset() and array_key_exists()? [duplicate]
...t will return false when the array value is set to null.
See isset on the PHP documentation site.
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Can I use git diff on untracked files?
...(or --intent-to-add), which adds a zero-length blob to the index at that location. The upshot is that your "untracked" file now becomes a modification to add all the content to this zero-length file, and that shows up in the "git diff" output.
git diff
echo "this is a new file" > new.txt
git di...
PHP sprintf escaping %
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f3666734%2fphp-sprintf-escaping%23new-answer', 'question_page');
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In Git, how do I figure out what my current revision is?
...ion hash:
$ git rev-parse --short HEAD
It is often sufficient to do:
$ cat .git/refs/heads/${branch-master}
but this is not reliable as the ref may be packed.
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How can I get the current page's full URL on a Windows/IIS server?
...to a new folder on a Windows/ IIS server. I'm setting up 301 redirects in PHP, but it doesn't seem to be working. My post URLs have the following format:
...
How to manually create icns files using iconutil?
... of icons you want to convert to icns. The output is written to the same location as the iconset file, unless you specify an output file as shown:
iconutil -c icns -o <icon filename> <iconset filename>
In other words, you need to replace <iconset filename> by the path:
/Use...
How to store values from foreach loop into an array?
... Declaring $items = array(); before foreach is not even necessary, right? php will just create an empty array
– BassMHL
Oct 2 '17 at 2:25
...
PHPUnit assert that an exception was thrown?
...
<?php
require_once 'PHPUnit/Framework.php';
class ExceptionTest extends PHPUnit_Framework_TestCase
{
public function testException()
{
$this->expectException(InvalidArgumentException::class);
// or f...
Core dumped, but core file is not in the current directory?
...to other file(mycore.BIN) is being redirected to file which i have used to catch stdout & stderr(applog.txt). Is there a good read about this one? Please suggest. Thank you
– mk..
Jun 2 '14 at 7:53
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Measuring the distance between two coordinates in PHP
...- http://www.codexworld.com/distance-between-two-addresses-google-maps-api-php/
$latitudeFrom = '22.574864';
$longitudeFrom = '88.437915';
$latitudeTo = '22.568662';
$longitudeTo = '88.431918';
//Calculate distance from latitude and longitude
$theta = $longitudeFrom - $longitudeTo;
$dist = sin(de...