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How to check whether an array is empty using PHP?
... is empty.
}
If you need to clean out empty values before checking (generally done to prevent explodeing weird strings):
foreach ($playerlist as $key => $value) {
if (empty($value)) {
unset($playerlist[$key]);
}
}
if (empty($playerlist)) {
//empty array
}
...
How to output in CLI during execution of PHP Unit tests?
...
}
}
This lets you dump anything to your console at any time without all the unwanted output that comes along with the --verbose CLI option.
As other answers have noted, it's best to test output using the built-in methods like:
$this->expectOutputString('foo');
However, sometimes it's...
How to import other Python files?
... JamesJames
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How to make git mark a deleted and a new file as a file move?
I've moved a file manually and then I've modified it. According to Git, it is a new file and a removed file. Is there any way to force Git into treating it as a file move?
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PHP DOMDocument loadHTML not encoding UTF-8 correctly
...
echo $dom->saveHTML();
This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative.
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Ajax success event not working
... tries to parse it as such, it fails. You can catch the error with error: callback function.
You don't seem to need JSON in that function anyways, so you can also take out the dataType: 'json' row.
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Two-dimensional array in Swift
... @vacawama, cool, except your n-dimensional array has the same problem as all the solutions that populate the array using Array(repeating:count:). See the comment I posted to your other answer.
– Duncan C
Sep 11 '18 at 0:39
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Difference between \w and \b regular expression meta characters
...chor like the caret and the dollar sign. It matches at a position that is called a "word boundary". This match is zero-length.
There are three different positions that qualify as word boundaries:
Before the first character in the string, if the first character is
a word character.
After the last ...
MySQL: Can't create table (errno: 150)
...lson Sá MaiaDenilson Sá Maia
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What is SQL injection? [duplicate]
...sult of queries, reading data or even changing data that they shouldn't be allowed to do.
Example in PHP:
$password = $_POST['password'];
$id = $_POST['id'];
$sql = "UPDATE Accounts SET PASSWORD = '$password' WHERE account_id = $id";
Now suppose the attacker sets the POST request parameters to "...