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Why are margin/padding percentages in CSS always calculated against width?

... The actual reasoning of why the spec is written this way is still, technically, unknown. Element height is defined by the height of the children. If an element has padding-top: 10% (relative to parent height), that is going to affect the height of the parent. Since the height of the child...
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Swing vs JavaFx for desktop applications [closed]

... What will be cleaner and easier to maintain? All things being equal, probably JavaFX - the API is much more consistent across components. However, this depends much more on how the code is written rather than what library is used to write it. And what will be faster...
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Accessing the web page's HTTP Headers in JavaScript

... exactly equal to the current. Use the following JavaScript code to get all the HTTP headers by performing a get request: var req = new XMLHttpRequest(); req.open('GET', document.location, false); req.send(null); var headers = req.getAllResponseHeaders().toLowerCase(); alert(headers); ...
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Is jQuery “each()” function synchronous?

... Yes, the jQuery each method is synchronous. Nearly ALL JavaScript is synchronous. The only exceptions are AJAX, timers (setTimeout and setInterval), and HTML5 Web Workers. Your problem is probably somewhere else in your code. ...
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How to prevent form from submitting multiple times from client side?

... I tried this solution with unobtrusive validation & MVC. The JS gets called first which always return false and then validation is called. So if my form has some validation error the form never gets submitted!! – bjan Jun 8 '12 at 12:09 ...
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Why use pip over easy_install? [closed]

... Many of the answers here are out of date for 2015 (although the initially accepted one from Daniel Roseman is not). Here's the current state of things: Binary packages are now distributed as wheels (.whl files)—not just on PyPI, but in third-party repositories like Christoph Gohlke's Exten...
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How to redirect the output of a PowerShell to a file during its execution

...put to a file. The problem is that I cannot change the way this script is called. So I cannot do: 10 Answers ...
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Bash script error [: !=: unary operator expected

... Or for what seems like rampant overkill, but is actually simplistic ... Pretty much covers all of your cases, and no empty string or unary concerns. In the case the first arg is '-v', then do your conditional ps -ef, else in all other cases throw the usage. #!/bin/sh case $1...
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How many bits or bytes are there in a character? [closed]

...common characters take 16 bits. This is the encoding used by Windows internally. A Unicode character in UTF-32 encoding is always 32 bits (4 bytes). An ASCII character in UTF-8 is 8 bits (1 byte), and in UTF-16 - 16 bits. The additional (non-ASCII) characters in ISO-8895-1 (0xA0-0xFF) would take 16 ...
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Why is using a wild card with a Java import statement bad?

...t and com.mycompany.calendar.Event, and so you can't even compile. You actually manage only to import one (only one of your two imports does .*), but it's the wrong one, and you struggle to figure out why your code is claiming the type is wrong. When you compile your code there is no com.mycompany.c...