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Which equals operator (== vs ===) should be used in JavaScript comparisons?
I'm using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing idSele_UNVEHtype.value.length == 0 inside of an if statement.
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What is the most elegant way to remove a path from the $PATH variable in Bash?
... @Martin: POSIX does not require this behavior, but does document and allow it: pubs.opengroup.org/onlinepubs/9699919799/basedefs/…
– Fred Foo
Mar 13 '11 at 23:04
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How to delete/create databases in Neo4j?
...raph database Neo4j like in MySQL? Or, at least, how to delete all nodes and relationships of an existing graph to get a clean setup for tests, e.g., using shell commands similar to rmrel or rm ?
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Keyboard shortcut to paste clipboard content into command prompt window (Win XP) [closed]
...re a keyboard shortcut for pasting the content of the clipboard into a command prompt window on Windows XP (instead of using the right mouse button)?
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How to DROP multiple columns with a single ALTER TABLE statement in SQL Server?
I would like to write a single SQL command to drop multiple columns from a single table in one ALTER TABLE statement.
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How to effectively work with multiple files in Vim
I've started using Vim to develop Perl scripts and am starting to find it very powerful.
28 Answers
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How to round a number to significant figures in Python
... You should use log10(abs(x)), otherwise negative numbers will fail (And treat x == 0 separately of course)
– Tobias Kienzler
Jul 30 '13 at 8:06
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How do I manipulate a variable whose name conflicts with PDB commands?
...be omitted unless the first word of the statement resembles a debugger command. [...]
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What does [ N … M ] mean in C aggregate initializers?
...h> with its actual contents(it defines miscellaneous symbolic constants and types, and declares miscellaneous functions) in the range based construct, which are then further used for initializing the array of pointers.
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Regular expression to get a string between two strings in Javascript
...ot consume any input. It is a zero-width assertion (as are boundary checks and lookbehinds).
You want a regular match here, to consume the cow portion. To capture the portion in between, you use a capturing group (just put the portion of pattern you want to capture inside parenthesis):
cow(.*)mi...