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How to detect DIV's dimension changed?

...nts. While performing windows re-sizing, the inner elements may be re-positioned, and the dimension of the div may change. I'm asking if it is possible to hook the div's dimension change event? and How to do that? I currently bind the callback function to the jQuery resize event on the target DIV, h...
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Upload files with HTTPWebrequest (multipart/form-data)

...ws Internal Server Error 500. There are some problems with \r\n badly positioned and spaces etc. Applied the refactoring with memory stream, writing directly to the request stream. Here is the result: public static void HttpUploadFile(string url, string file, string paramName, string contentTyp...
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How persistent is localStorage?

....org/en/DOM/Storage In DOM Storage it is not possible to specify an expiration period for any of your data. All expiration rules are left up to the user. In the case of Mozilla, most of those rules are inherited from the Cookie-related expiration rules. Because of this you can probably expect most o...
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ARC and bridged cast

... I agree that the description is confusing. Since I just grasped them, I'll try to summarize: (__bridge_transfer <NSType>) op or alternatively CFBridgingRelease(op) is used to consume a retain-count of a CFTypeRef while transferring it over to...
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When to use enumerateObjectsUsingBlock vs. for

Besides the obvious differences: 6 Answers 6 ...
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Pip freeze vs. pip list

...the "requirements format". Here, django==1.4.2 implies install django version 1.4.2 (even though the latest is 1.6.x). If you do not specify ==1.4.2, the latest version available would be installed. You can read more in "Virtualenv and pip Basics", and the official "Requirements File Format" doc...
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how to stop browser back button using javascript

...lly work. Your best bet is to warn the user: window.onbeforeunload = function() { return "Your work will be lost."; }; This page does list a number of ways you could try to disable the back button, but none are guaranteed: http://www.irt.org/script/311.htm ...
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What's the difference between getPath(), getAbsolutePath(), and getCanonicalPath() in Java?

...and resolving symlinks (on unixes). Also note the following example with nio.Paths: String canonical_path_string = "C:\\Windows\\System32\\"; String absolute_path_string = "C:\\Windows\\System32\\drivers\\..\\"; System.out.println(Paths.get(canonical_path_string).getParent()); System.out.println(...
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How to Rotate a UIImage 90 degrees?

I have a UIImage that is UIImageOrientationUp (portrait) that I would like to rotate counter-clockwise by 90 degrees (to landscape). I don't want to use a CGAffineTransform . I want the pixels of the UIImage to actually shift position. I am using a block of code (shown below) originally inten...
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Why #egg=foo when pip-installing from git repo

...#egg=Package so pip knows what to expect at that URL. See https://pip.pypa.io/en/stable/reference/pip_install/#vcs-support more on eggs share | improve this answer | follow ...