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How to 'insert if not exists' in MySQL?
I started by googling, and found this article which talks about mutex tables.
10 Answers
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How to pause a YouTube player when hiding the iframe?
I have a hidden div containing a YouTube video in an <iframe> . When the user clicks on a link, this div becomes visible, the user should then be able to play the video.
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Removing array item by value
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It can be accomplished with a simple one-liner.
Having this array:
$arr = array('nice_item', 'remove_me', 'another_liked_item', 'remove_me_also');
You can do:
$arr = array_diff($arr, array('remove_me', 'remove_me_also'));
And the value of $arr will be:
array(...
An item with the same key has already been added
... get this error whenever I submit the form also the action method is not being called because of this:
21 Answers
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How can I deserialize JSON to a simple Dictionary in ASP.NET?
I have a simple key/value list in JSON being sent back to ASP.NET via POST. Example:
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Best way to define error codes/strings in Java?
I am writing a web service in Java, and I am trying to figure out the best way to define error codes and their associated error strings . I need to have a numerical error code and an error string grouped together. Both the error code and error string will be sent to the client accessing the web ser...
Using CSS to affect div style inside iframe
Is it possible to change styles of a div that resides inside an iframe on the page using CSS only?
13 Answers
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How to set the text color of TextView in code?
In XML, we can set a text color by the textColor attribute, like android:textColor="#FF0000" . But how do I change it by coding?
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How to upload a file to directory in S3 bucket using boto
I want to copy a file in s3 bucket using python.
13 Answers
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Cannot push to Git repository on Bitbucket
I created a new repository and I'm running into a strange error. I've used Git before on Bitbucket but I just reformatted and now I can't seem to get Git to work. After doing a commit, I had to add my email and name to the globals, but then it committed just fine.
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