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Replace a string in shell script using a variable
I am using the below code for replacing a string
inside a shell script.
10 Answers
10
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What's Up with Logging in Java? [closed]
...b application stack, you are often in multiple logging environments at one time; (e.g hibernate may use log4j, and tomcat java.util.logging). Apache commons is meant to bridge different logging frameworks, but really just adds more complexity. If you do not know this ahead of time, it is utterly bew...
How to remove/delete a large file from commit history in Git repository?
...y git commit -a -m ... , and, zap, the repo was bloated by 2.2 gigs. Next time I made some edits, deleted the video file, and committed everything, but the compressed file is still there in the repository, in history.
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Dependent DLL is not getting copied to the build output folder in Visual Studio
... as in upgrade or remove). With this hack, at least you get a nice compile time error reminding you to remove this hack when you remove the dependency, and you still only need to update it in one place.
– jpmc26
Sep 21 '16 at 19:35
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Can the Unix list command 'ls' output numerical chmod permissions?
Is it possible when listing a directory to view numerical unix permissions such as 644 rather than the symbolic output -rw-rw-r--
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When should the volatile keyword be used in C#?
...cks guarantee
that only one thread accesses a given chunk of memory at a time, and so
on. The number of situations in which a lock is too slow is very
small, and the probability that you are going to get the code wrong
because you don't understand the exact memory model is very large. I
do...
How do I remove all .pyc files from a project?
...xec echo {}, or - if you are very scared - use rm -i {} which ask you each time or rm - v {} so you see what you delete.
– jeanM
Mar 18 '14 at 18:53
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Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...er，但是在类的内部你应该直接访问变量。 没有JIT(Just In Time Compiler)时，直接访问变量的速度是调用getter的3倍。有JIT时,直接访问变量的速度是通过getter访问的7倍。 请注意，如果你使用ProGuard, 你可以获得同样的效果，因为ProGuard...
How can I sanitize user input with PHP?
...u can't generically filter data without any context of what it's for. Sometimes you'd want to take a SQL query as input and sometimes you'd want to take HTML as input.
You need to filter input on a whitelist -- ensure that the data matches some specification of what you expect. Then you need to e...
How do I split a string into an array of characters? [duplicate]
I want to string.split a word into array of characters.
8 Answers
8
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