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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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How to mark-up phone numbers?

... Working on Seamonkey 2.20 on Mac 10.8 put below the <body <?php body_class(); ?>> code on a wordpress theme's header.php file. – om01 Sep 6 '13 at 0:33 ...
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How to validate phone numbers using regex

... phone number is 1' OR 1=1 -- PWNED. See xkcd.com/327 and owasp.org/index.php/Testing_for_SQL_Injection_(OWASP-DV-005) – Aaron Newton Sep 19 '13 at 8:31 ...
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Set the value of an input field

... answered Sep 2 '15 at 5:59 php-coderphp-coder 91711 gold badge1212 silver badges2222 bronze badges ...
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Get Insert Statement for existing row in MySQL

... 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...
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Clear variable in python

... @Bnicholas However it's not like null in PHP, in that setting a variable to null in PHP gives you similar behaviour in most cases as if you hadn't defined it in the first place. A value of None in Python is quite different from an undefined variable. None is quite l...
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How to access the content of an iframe with jQuery?

...). A workaround is saving the external contents in a file, for example (in PHP): <?php $contents = file_get_contents($external_url); $res = file_put_contents($filename, $contents); ?> then, get the new file content (string) and parse it to html, for example (in jquery): $.get(file_...
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Rank function in MySQL

... 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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How to submit a form with JavaScript by clicking a link?

... works well without any special function needed. Much easier to write with php as well. <input onclick="this.form.submit()"/> share | improve this answer | follow ...
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How to show multiline text in a table cell

...-lines, without losing other text properties or formatting. An example in php would be $text = str_replace("\n","<br />",$database_text); You can also use <p></p> or <div></div>, but this requires a bit more text parsing. ...