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How to match all occurrences of a regex
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But what abut this case? "match me!".scan(/.../) = [ "mat", "ch " "me!" ], but all occurrences of /.../ would be [ "mat", "atc", "tch", "ch ", ... ]
– Michael Dickens
Dec 25 '11 at 23:22
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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If the script is the same across all users, you can use a lockfile approach. If you acquire the lock, proceed else show a message and exit.
As an example:
[Terminal #1] $ lockfile -r 0 /tmp/the.lock
[Terminal #1] $
[Terminal #2] $ lockfile -r 0...
Change branch base
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I read this guide on --onto, and how they wrote helped me git rebase --onto newBase oldBase feature/branch
– gabe
Jun 27 '18 at 19:34
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First-time database design: am I overengineering? [closed]
I'm a first year CS student and I work part time for my dad's small business. I don't have any experience in real world application development. I have written scripts in Python, some coursework in C, but nothing like this.
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How to make node.js require absolute? (instead of relative)
...s long as your main js file is at the root of your project... and that's something I appreciate.
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Disabling browser print options (headers, footers, margins) from page?
...tes, but most of them are either too specific or out-of-date. I'm hoping someone can provide a definitive answer here without pandering to speculation.
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How to optimize for-comprehensions and loops in Scala?
So Scala is supposed to be as fast as Java. I'm revisiting some Project Euler problems in Scala that I originally tackled in Java. Specifically Problem 5: "What is the smallest positive number that is evenly divisible by all of the numbers from 1 to 20?"
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What are the differences between type() and isinstance()?
What are the differences between these two code fragments?
7 Answers
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Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...返回值和Go语言一样，可以一条语句上赋多个值，如：name, age, bGay = "haoel", 37, false, "haoel@hotmail.com"复制代码
上面的代码中，因为只有3个变量，所以第四个值被丢弃。函数也可以返回多个值：function getUserInfo(id)
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How do I add a library project to Android Studio?
...eased (and a lot of versions between v1.0 and one of the firsts from the time of my previous answer) some things has changed.
My description is focused on adding external library project by hand via Gradle files (for better understanding the process). If you want to add a library via Android Studio...