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How to discard all changes made to a branch?
...f a specific branch to be equal with the master branch. To do so, run this from within the specific branch, and then delete the [branch name].diff file when done using git rm [branch name].diff
– karolus
May 8 at 12:37
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How to permanently set $PATH on Linux/Unix? [closed]
...shell>_login Shell script. It will be visible only for programs started from terminal or terminal emulator. It is a good choice for shell-only systems. Used by shells in login mode.
~/.<shell>rc. Shell script. This is a poor choice because it is single shell specific. Used by shells in non-...
Appending a vector to a vector [duplicate]
... standard specifically says that the iterators given to insert must not be from the same range as the receiver object's elements, so I suppose that technically speaking it's UB.
– templatetypedef
Jan 30 '14 at 21:47
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How do I read / convert an InputStream into a String in Java?
...r("\\A");
return s.hasNext() ? s.next() : "";
}
I learned this trick from "Stupid Scanner tricks" article. The reason it works is because Scanner iterates over tokens in the stream, and in this case we separate tokens using "beginning of the input boundary" (\A), thus giving us only one token ...
Hashset vs Treeset
...gineer I've ever known has asked me pointedly why I would use a TreeSet . From a CS background, I don't think it matters all that much which you use, and I don't care to mess around with hash functions and buckets (in the case of Java ).
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Run cron job only if it isn't already running
...; where wrapping the first letter of your command in brackets excludes it from the grep results.
– Jim Clouse
Feb 5 '13 at 19:01
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Remove new lines from string and replace with one empty space
Want to remove all new lines from string.
19 Answers
19
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jQuery.active function
...auses the $.ajaxStart() event to fire, the number of connections just went from 0 to 1 (jQuery.active++ isn't 0 after this one, and !0 == true), this means the first of the current simultaneous requests started. The same thing happens at the other end. When an AJAX request stops (because of a befo...
What are the use-cases for Web Workers? [closed]
... wouldn’t want to block your code editing whilst you’re using the app.
From Mozilla: One way workers are useful is to allow your code to perform processor-intensive calculations without blocking the user interface thread.
As a practical example, think of an app which has a large table of #s (t...
JavaScript - Get minutes between two dates
... This is nice and simple and worked for me. I did remove the .getTime() from the dates though as it seemed more logical to me seen as the idea is to compare the two dates. Thanks.
– Yos
Dec 31 '13 at 10:11
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