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Get program execution time in the shell

...ve & the method in the comment. In the 1st I get an 'illegal variable' error & the 2nd I get 'unidentified variable' – DrBwts May 5 '16 at 12:19 add a comment ...
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Listing only directories in UNIX

I want to list only the directories in specified path ( ls doesn't have such option). Also, can this be done with a single line command? ...
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)

...olor with an alpha channel was passed into c0 (from) and/or c1 (to). Minor Error Checking has been added. It's not perfect. It can still crash or create jibberish. But it will catch some stuff. Basically, if the structure is wrong in some ways or if the percentage is not a number or out of scope, it...
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How to printf “unsigned long” in C?

I can never understand how to print unsigned long datatype in C. 8 Answers 8 ...
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Java regex email

...cape special characters like " before compile. Unless there will be syntax error. – Isuru Madusanka Mar 8 '13 at 19:37 1 ...
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How to store a list in a column of a database table

...uestion. – JnBrymn Jun 18 '10 at 15:05 8 “[…] and you won't be derided by other SQL developer...
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How do I get bit-by-bit data from an integer value in C?

I want to extract bits of a decimal number. 8 Answers 8 ...
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Apple Pay入华遇阻 只因BAT太受欢迎? - 资讯 - 清泛网 - 专注C/C++及内核技术

...支付宝的优势在市场份额,微信支付的诱惑在于强社交的连接能力,而百度钱包通过“常年返现计划”直击商户痛点,既节约了商户的营销成本,也让商户借以展开长期高效的营销策略。对O2O来说,用户和商户缺一不可,在用户...
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Is there a way to access an iteration-counter in Java's for-each loop?

Is there a way in Java's for-each loop 15 Answers 15 ...
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Arrays, heap and stack and value types

... is new int[100] generating the array on the heap? From what I've read on CLR via c#, the answer is yes. But what I can't understand, is what happens to the actual int's inside the array. As they are value types, I'd guess they'd have to be boxed, as I can, for example, pass myIntegers to other part...