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What is an abstract class in PHP?
What is an abstract class in PHP?
7 Answers
7
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Sanitizing strings to make them URL and filename safe?
...t's not clear whether this is the locale of the server or client. From the PHP docs:
A "word" character is any letter or digit or the underscore character, that is, any character which can be part of a Perl "word". The definition of letters and digits is controlled by PCRE's character tabl...
PHP Fatal error: Using $this when not in object context
...
In my index.php I'm loading maybe
foobarfunc() like this:
foobar::foobarfunc(); // Wrong, it is not static method
but can also be
$foobar = new foobar; // correct
$foobar->foobarfunc();
You can not invoke method this w...
How to find out how many lines of code there are in an Xcode project?
....pl file using 'chmod u+x cloc-1.56.pl' command. If your source code is located in directory 'project_code' You just need to run following command.
– JZ.
Sep 26 '14 at 3:41
a...
How to Sort Multi-dimensional Array by Value?
...
Try a usort, If you are still on PHP 5.2 or earlier, you'll have to define a sorting function first:
function sortByOrder($a, $b) {
return $a['order'] - $b['order'];
}
usort($myArray, 'sortByOrder');
Starting in PHP 5.3, you can use an anonymous func...
How to call one shell script from another shell script?
...se /bin/sh to call or execute another script (via your actual script):
# cat showdate.sh
#!/bin/bash
echo "Date is: `date`"
# cat mainscript.sh
#!/bin/bash
echo "You are login as: `whoami`"
echo "`/bin/sh ./showdate.sh`" # exact path for the script file
The output would be:
# ./mainscri...
Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...7)
But, there are at least two differences :
__DIR__ only exists with PHP >= 5.3
which is why dirname(__FILE__) is more widely used
__DIR__ is evaluated at compile-time, while dirname(__FILE__) means a function-call and is evaluated at execution-time
so, __DIR__ is (or, should be) faste...
Saving timestamp in mysql table using php
... Type safety: FROM_UNIXTIME yields a native mysql date type while php's date() returns a string.
– Richard Tuin
May 20 '16 at 6:19
...
Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
...want to get the photo of. You can also use HTTPS as well.
You can use the PHP's file_get_contents function to read that URL and process the retrieved data.
Resource:
http://developers.facebook.com/docs/api
Note: In php.ini, you need to make sure that the OpenSSL extension is enabled to use thefi...
PHP global in functions
...alVariablesAreBad
How is testing the registry pattern or singleton hard in PHP?
Flaw: Brittle Global State & Singletons
static considered harmful
Why Singletons have no use in PHP
SOLID (object-oriented design)
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