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How to hide image broken Icon using only CSS/HTML?
...e object tag since it can be used to display images just like the img tag, and doesn't display a broken link if the image doesn't exist, it works in all browsers and as far back as IE8 all by itself, you can even use default images with this method, I posted an answer with details below.
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What is the most efficient way to deep clone an object in JavaScript?
...t object? I've seen obj = eval(uneval(o)); being used, but that's non-standard and only supported by Firefox . I've done things like obj = JSON.parse(JSON.stringify(o)); but question the efficiency. I've also seen recursive copying functions with various flaws.
I'm surprised no canoni...
Django gives Bad Request (400) when DEBUG = False
... I change DEBUG to False in the settings file, then the server stopped and it gives the following error on the command prompt:
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How to test a merge without actually merging first
... simulating a git merge between two branches, the current working branch and the master, but without making any changes?
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How do I add files and folders into GitHub repos?
I created an account on GitHub — I'm new on it — and I'm facing a problem with adding files. I have added readme.txt . Also, I have 3 other PHP files and a folder including images.
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When to use EntityManager.find() vs EntityManager.getReference() with JPA
...nager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table.
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Javascript/DOM: How to remove all events of a DOM object?
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I am not sure what you mean with remove all events. Remove all handlers for a specific type of event or all event handlers for one type?
Remove all event handlers
If you want to remove all event handlers (of any type), you could clone the element and replace it with its clone:
var clon...
How to delete a whole folder and content?
...tion to be able to delete the DCIM folder (which is located on the SD card and contains subfolders).
23 Answers
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MySQL, Check if a column exists in a table with SQL
... query that will check if a specific table in MySQL has a specific column, and if not — create it. Otherwise do nothing. This is really an easy procedure in any enterprise-class database, yet MySQL seems to be an exception.
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TypeError: 'str' does not support the buffer interface
... It's odd that this fixed it; the original code worked for me under 3.1, and the sample code in the docs also does not encode explicitly. If you use it on non-ASCII text, does gunzip decompress it? I got an error.
– Tom Zych
Mar 29 '11 at 10:59
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