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How do you use the ? : (conditional) operator in JavaScript?
... = 'Hello ' + (username || 'guest');
This is Javascripts equivallent of PHP's shorthand ternary operator ?:
Or even:
var welcomeMessage = 'Hello ' + (username || something || maybethis || 'guest');
It evaluates the variable, and if it's false or unset, it goes on to the next.
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
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A PHP version for those who need it: gist.github.com/chaoszcat/5325115#file-gistfile1-php
– Lionel Chan
Apr 6 '13 at 6:28
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Do you need break in switch when return is used?
...break, the return stops execution of the function.
(for reference: http://php.net/manual/en/function.return.php says:
If called from within a function, the return() statement immediately ends execution of the current function
)
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Get Insert Statement for existing row in MySQL
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I wrote a php function that will do this. I needed to make an insert statement in case a record needs to be replaced after deletion for a history table:
function makeRecoverySQL($table, $id)
{
// get the record
$sel...
Using javadoc for Python documentation [closed]
I am currently beginning with Python and I have a strong PHP background and in PHP I have took the habit of using javadoc as a documentation template.
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Rank function in MySQL
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Can you also let us know how is .php code exactly should be? I tried to follow, but above code does not work. How to input to .php format?
– creator
Apr 27 '15 at 12:00
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Convert pem key to ssh-rsa format
...u5aSGbUvin3DusYAsl5sZjTf9VZgJHsVycOrtChC1tUi WMAWfv2BLTmK4zBEC33riEBLeX8Trphp3YbIMtzqV81ZrzHZbSnrAgMBAAE= -----END RSA PUBLIC KEY----- it doesn't have a description
– braden
Sep 18 '13 at 19:24
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“Submit is not a function” error in JavaScript
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<form action="product.php" method="post" name="frmProduct" id="frmProduct" enctype="multipart/form-data">
<input id="submit_value" type="button" name="submit_value" value="">
</form>
<script type="text/javascript">
documen...
How to select from subquery using Laravel Query Builder?
...ading what I write. Nothing is escaped when you call toSql. Read about PDO php.net/manual/en/book.pdo.php and see the result of your $query->toSql()
– Jarek Tkaczyk
Sep 23 '15 at 6:47
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Format number to 2 decimal places
...://www.w3resource.com/mysql/mathematical-functions/mysql-truncate-function.php
With rounding:
ROUND(0.166, 2)
-- will be evaluated to 0.17
ROUND(0.164, 2)
-- will be evaluated to 0.16
docs: http://www.w3resource.com/mysql/mathematical-functions/mysql-round-function.php
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