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How to get temporary folder for current user
...iables in the following order and uses the first path found:
The path specified by the TMP environment variable.
The path specified by the TEMP environment variable.
The path specified by the USERPROFILE environment variable.
The Windows directory.
It's not entirely clear to me whether "The Windo...
How can I use console logging in Internet Explorer?
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Please note that in IE, unlike in Firefox, if the developer tools are not active, window.console is undefined and calling console.log() will break. Always protect your calls with window.console && console.log('stuff');
– Guss
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Remove an item from array using UnderscoreJS
...ould only iterate over array once instead of potentially twice like here.
If you want to modify the array in-place, you have to use .splice. This is also shown in the other question and undescore doesn't seem to provide any useful function for that.
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Using CMake with GNU Make: How can I see the exact commands?
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The top google hit recommends "if you want to see solely the g++ command lines, you should use grep & Co. - if possible - in connection with verbose Makefiles". Perhaps developers with lots of cmake experience have other advice.
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How to list all Git tags?
...pattern>
List tags with names that match the given pattern (or all if no pattern is given).
Typing "git tag" without arguments, also lists all tags.
More recently ("How to sort git tags?", for Git 2.0+)
git tag --sort=<type>
Sort in a specific order.
Supported type is:...
Are database triggers evil? [closed]
... @HGLEM, agree there should be a specialist to work out triggers. Real life scenario - there isn't. Real life scenario - days spent trying to identify a bug related to a forgotten trigger. Real life scenario - trigger logic is being desperately pushed out into application logic where it can be ea...
Concatenate a vector of strings/character
If I have a vector of type character, how can I concatenate the values into string? Here's how I would do it with paste() :
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Remove excess whitespace from within a string
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Not sure exactly what you want but here are two situations:
If you are just dealing with excess whitespace on the beginning or end of the string you can use trim(), ltrim() or rtrim() to remove it.
If you are dealing with extra spaces within a string consider a preg_replace of multipl...
URL Fragment and 302 redirects
...rences, including relative references and fragments, along
with some clarifications as to when use of fragments would not be
appropriate. (Section 7.1.2)
The important points from Section 7.1.2. Location:
If the Location value provided in a 3xx (Redirection) response does
not have a fra...
Conventions for exceptions or error codes
...ult behaviour of an exception is to unwind the stack and stop the program, if I'm writing a script an and I go for a key that's not in a dictionary it's probably an error, and I want the program to halt and let me know all about that.
If, however, I'm writing a piece of code which I must know the ...