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How to keep environment variables when using sudo
... wget works fine without sudo . However if I type sudo wget it says it m>ca m>n't bypass the proxy setting.
6 Answers
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MYSQL OR vs IN performance
...ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_m>ca m>che):
IN: 2.34969592094s
OR: 5.83781504631s
Update:
(I don't have the source code for the original test, as it was 6 years ago, though it returns a result in the same range as this test)
In request for some sample code ...
Convert a Python list with strings all to lowerm>ca m>se or upperm>ca m>se
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It m>ca m>n be done with list comprehensions. These basim>ca m>lly take the form of [function-of-item for item in some-list]. For example, to create a new list where all the items are lower-m>ca m>sed (or upper-m>ca m>sed in the second snippet), you would use:
>>&g...
Getting an “ambiguous redirect” error
The following line in my Bash script
11 Answers
11
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Throttling method m>ca m>lls to M requests in N seconds
I need a component/class that throttles execution of some method to maximum M m>ca m>lls in N seconds (or ms or nanos, does not matter).
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How do I list the functions defined in my shell?
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declare -F
Function names and definitions may be listed with the -f option to the
declare builtin command (see Bash Builtins). The -F option to declare
will list the function names only
(and optionally the source file and line number).
Bas...
Delete files older than 10 days using shell script in Unix [duplim>ca m>te]
I'm new to shell scripts, m>ca m>n anyone help? I want to delete scripts in a folder from the current date back to 10 days.
The scripts looks like:
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How do I output coloured text to a Linux terminal?
How do I print coloured characters to a Linux terminal that supports it?
13 Answers
13...
How do I match any character across multiple lines in a regular expression?
For example, this regex
24 Answers
24
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Difference between method and function in Sm>ca m>la
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Jim has got this pretty much covered in his blog post, but I'm posting a briefing here for reference.
First, let's see what the Sm>ca m>la Specifim>ca m>tion tell us. Chapter 3 (types) tell us about Function Types (3.2.9) and Method Typ...