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Percentage Height HTML 5/CSS

...will expand to fill the container. Long article from 2009 on this subject: http://alistapart.com/article/creating-intrinsic-ratios-for-video share | improve this answer | fol...
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Detecting touch screen devices with Javascript

...ies you could hook into them to write you mobile specific code. See here: http://www.forabeautifulweb.com/blog/about/hardboiled_css3_media_queries/ share | improve this answer | ...
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Extract subset of key-value pairs from Python dictionary object?

... If you're using Python 3, and you only want keys in the new dict that actually exist in the original one, you can use the fact to view objects implement some set operations: {k: bigdict[k] for k in bigdict.keys() & {'l', 'm', 'n'}} ...
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How to solve javax.net.ssl.SSLHandshakeException Error?

...king for it, using OpenSSL to download it, or, since this appears to be an HTTP server, connecting to it with any browser, viewing the page's security info, and saving a copy of the certificate. (Google should be able to tell you exactly what to do for your specific browser.) Now that you have the ...
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Make a Bash alias that takes a parameter?

...reate a function. alias does not accept parameters but a function can be called just like an alias. For example: myfunction() { #do things with parameters like $1 such as mv "$1" "$1.bak" cp "$2" "$1" } myfunction old.conf new.conf #calls `myfunction` By the way, Bash functions def...
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Creating a daemon in Linux

...where it was started + a newline. Daemons work in the background and (usually...) don't belong to a TTY that's why you can't use stdout/stderr in the way you probably want. Usually a syslog daemon (syslogd) is used for logging messages to files (debug, error,...). Besides that, there are a few re...
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Trim spaces from end of a NSString

...substringWithRange:NSMakeRange(location, i - location)]; } So now just call it. Supposing you have a string that has spaces on the front and spaces on the end and you just want to remove the spaces on the end, you can call it like this: NSString *oneTwoThree = @" TestString "; NSString *resul...
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How to find keys of a hash?

... There is function in modern JavaScript (ECMAScript 5) called Object.keys performing this operation: var obj = { "a" : 1, "b" : 2, "c" : 3}; alert(Object.keys(obj)); // will output ["a", "b", "c"] Compatibility details can be found here. On the Mozilla site there is also a sn...
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Encrypting & Decrypting a String in C# [duplicate]

...be getting a lot of upvotes, I've updated it to fix silly bugs and to generally improve the code based upon comments and feedback. See the end of the post for a list of specific improvements. As other people have said, Cryptography is not simple so it's best to avoid "rolling your own" encryption ...
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Deep Learning(深度学习)学习笔记整理系列之(四) - 大数据 & AI - 清泛...

...笔记Deep Learning(深度学习)学习笔记整理系列zouxy09@qq.comhttp: blog.csdn.net zouxy09作者:Zouxyversion 1.0 2013-04-08原文网址:h...Deep Learning(深度学习)学习笔记整理系列 zouxy09@qq.com http://blog.csdn.net/zouxy09 作者:Zouxy version 1.0 2013-04-08 ...