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Check whether a string is not null and not empty
How can I check whether a string is not null and not empty?
31 Answers
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Are trailing commas in arrays and objects part of the spec?
Are trailing commas standard in JavaScript, or do most browsers like Chrome and Firefox just tolerate them?
6 Answers
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REST HTTP status codes for failed validation or invalid duplicate
I'm building an application with a REST-based API and have come to the point where i'm specifying status codes for each requests.
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How can I make a .NET Windows Forms application that only runs in the System Tray?
...ct article Creating a Tasktray Application gives a very simple explanation and example of creating an application that only ever exists in the System Tray.
Basically change the Application.Run(new Form1()); line in Program.cs to instead start up a class that inherits from ApplicationContext, and ha...
how do I use UIScrollView in Interface Builder?
...ubclass of UIScrollvView that checks if there is just one subview at (0,0) and then automatically sets the contentSize based on that subview.
– Stefan Arentz
Jul 16 '09 at 12:15
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What do querySelectorAll and getElementsBy* methods return?
Do getElementsByClassName (and similar functions like getElementsByTagName and querySelectorAll ) work the same as getElementById or do they return an array of elements?
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Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods
...ormation from assertTrue.
assertThat will tell you what the assertion was and what you got instead. assertTrue will only tell you that you got false where you expected true.
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“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...B which is in VM Role(I have SQL VM Role) from Azure Website. Both VM Role and Azure Website are in West zone. I am facing following issue:
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Fatal error: Maximum execution time of 300 seconds exceeded
...ries (change path according to your installation)
open config.default.php and change value for $cfg['ExecTimeLimit'] to 0:
$cfg['ExecTimeLimit'] = 0;
This will resolve the issue for PhpMyAdmin imports.
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Common MySQL fields and their appropriate data types
...g up a very small MySQL database that stores, first name, last name, email and phone number and am struggling to find the 'perfect' datatype for each field. I know there is no such thing as a perfect answer, but there must be some sort of common convention for commonly used fields such as these. For...