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How to pass event as argument to an inline event handler in JavaScript?
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(And for anyone wondering: Yes, this does work on Chrome, Firefox, etc., even though some [Firefox, for instance] don't have a global event object. It's because the context in which the DOM0 handler is called has an event object, ...
When to use a key/value store such as Redis instead/along side of a SQL database?
...ins also use cases. Since redis is rather memory oriented it's really good for frequently updated real-time data, such as session store, state database, statistics, caching and its advanced data structures offers versatility to many other scenarios.
Redis, however, isn't NoSQL replacement for class...
json_encode sparse PHP array as JSON array, not JSON object
...equentially using the array_values function to get the behaviour you want. For example, the code below works successfully in your use case:
echo json_encode(array_values($input)).
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PDO mysql: How to know if insert was successful
...on success. There is also PDOStatement->errorCode() which you can check for errors.
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Singular or plural controller and helper names in Rails
Is there any disadvantage to using singular names for controllers and helpers? Nothing seems to rely on this. It even seems helpers don't have to make the same choice about singular vs. plural as their corresponding controllers, at least according to my limited experimentation. Is that true?
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How to disable Crashlytics during development
... you are doing your debug builds!
Use a different android:versionString for debug and release builds and then disable crash reporting from the Crashlytics web dashboard for the debug version.
Wrap the call to Crashlytics.start() in an if statement that checks a debug flag. You could use either a ...
Strip whitespace from jsp output
...tive-whitespaces>
</jsp-property-group>
</jsp-config>
Unfortunately if you have a required space it might also need strip that, so you may need a non-breaking space in some locations.
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Introducing FOREIGN KEY constraint may cause cycles or multiple cascade paths - why?
I've been wrestling with this for a while and can't quite figure out what's happening. I have a Card entity which contains Sides (usually 2) - and both Cards and Sides have a Stage. I'm using EF Codefirst migrations and the migrations are failing with this error:
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Kill child process when parent process is killed
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From this forum, credit to 'Josh'.
Application.Quit() and Process.Kill() are possible solutions, but have proven to be unreliable. When your main application dies, you are still left with child processes running. What we really want i...
Programmatically trigger “select file” dialog box
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Straightforward for basic cases, but not compatible with many browsers. Please note that its a much better idea to combine this solution with overlaying the file input element over a button at opacity:0, as it has been mentioned in X...