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json_encode sparse PHP array as JSON array, not JSON object
I have the following array in PHP:
4 Answers
4
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How to do a GitHub pull request
...y on Github's website.
$ git clone https://github.com/tim-peterson/dwolla-php.git
$ cd dwolla-php
$ git remote add upstream https://github.com/Dwolla/dwolla-php.git
$ git fetch upstream
// make your changes to this newly cloned, local repo
$ git add .
$ git commit -m '1st commit to dwolla'
$ git p...
Detach (move) subdirectory into separate Git repository
...e the other files, so they can be pruned. Let's also add --tag-name-filter cat --prune-empty to remove empty commits and to rewrite tags (note that this will have to strip their signature):
git filter-branch --tag-name-filter cat --prune-empty --subdirectory-filter ABC -- --all
or alternatively, ...
How to save a PNG image server-side, from a base64 data string
...rings that this tool generates, into actual PNG files on the server, using PHP.
15 Answers
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Multiple simultaneous downloads using Wget?
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Since GNU parallel was not mentioned yet, let me give another way:
cat url.list | parallel -j 8 wget -O {#}.html {}
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What does $$ (dollar dollar or double dollar) mean in PHP?
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It's a variable's variable.
<?php
$a = 'hello';
$$a = 'world'; // now makes $hello a variable that holds 'world'
echo "$a ${$a}"; // "hello world"
echo "$a $hello"; // "hello world"
?>
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switch case statement error: case expressions must be constant expression
...lick on the switch keyword. then hit ctrl-1
– Darren Cato
Aug 3 '13 at 13:44
1
The compiler needs...
How to access data/data folder in Android device?
...ything you want with it.
Without rooting you have 2 options:
If the application is debuggable you can use the run-as command in adb shell
adb shell
run-as com.your.packagename
cp /data/data/com.your.packagename/
Alternatively you can use Android's backup function.
adb backup -noapk com.your.pa...
Convert DateTime to String PHP
I have already researched a lot of site on how can I convert PHP DateTime object to String. I always see "String to DateTime" and not "DateTime to String"
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Best way to clear a PHP array's values
...o I wrote it that way because of the authors question "Best way to clear a PHP array's values". It sais 'clear', not 'new instance'. Using unset will clear $foo from the symbol table. I we are talking about very large tables I'd probably recommend $foo = null; unset($foo); since that also would clea...