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List of all special characters that need to be escaped in a regex
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To escape you could just use this from Java 1.5:
Pattern.quote("$test");
You will match exacty the word $test
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See changes to a specific file using git
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How to exit from diff view ?
– Garry
Oct 20 '16 at 22:07
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How to check if array is empty or does not exist? [duplicate]
... very idiomatic JavaScript.
The foolproof approach
Taking some inspiration from the comments, below is what I currently consider to be the foolproof way to check whether an array is empty or does not exist. It also takes into account that the variable might not refer to an array, but to some other t...
Rails 3 migrations: Adding reference column?
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See section 2.1 from edgeguides.rubyonrails.org/active_record_migrations.html for example.
– B Seven
Nov 19 '14 at 22:36
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How to sum up an array of integers in C#
...ach just substitutes one line of code for another and isn't shorter. Apart from that a foreach is perfectly fine and is more readable.
– Ahmad Mageed
Mar 16 '10 at 11:34
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How to remove all leading zeroes in a string
...oesn't handle any size of string like other answers do. You're converting from a string to an integer and then back as a string - simpler to merely shorten the string.
– Mike Weir
Oct 12 '16 at 18:41
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Setting an int to Infinity in C++
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
How to sort an ArrayList?
...ld actually use Collections.sort(list, Collections.reverseOrder());. Apart from being more idiomatic (and possibly more efficient), using the reverse order comparator makes sure that the sort is stable (meaning that the order of elements will not be changed when they are equal according to the compa...
Replace first occurrence of pattern in a string [duplicate]
...erence on whether or not I could call this method contained in my .cs file from my .cshtml page using C#.NET WebPages. This is because my class is also static. I, too, prefer this method over the accepted answer.
– VoidKing
Oct 31 '13 at 19:20
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How do I find the width & height of a terminal window?
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And there's stty, from coreutils
$ stty size
60 120 # <= sample output
It will print the number of rows and columns, or height and width, respectively.
Then you can use either cut or awk to extract the part you want.
That's stty size...