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MySQL “NOT IN” query
... Thanks for the comment @Basti! Spent a lot of time trying to understand why the query wasn't working as expected.
– gvas
Mar 23 '16 at 2:17
3
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memory_get_peak_usage() with “real usage”
... the number of bytes requested by calls to emalloc (plus bytes for headers and memory alignment). It doesn't reflect memory wasted due to blocks not fitting into space remaining in already allocated segments. If you change your example to allocate (1024 * 256) bytes and a 2M limit, the difference of...
emacs create new file with ido enabled
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For other commands/in general (e.g. C-x C-w), C-x C-f will go to the "normal" version of the command.
– Janus
May 19 '11 at 5:58
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Automatically import modules when entering the python or ipython interpreter
... documentation:
If this is the name of a readable file, the Python commands in that
file are executed before the first prompt is displayed in interactive
mode. The file is executed in the same namespace where interactive
commands are executed so that objects defined or imported in it can b...
SQL Server - transactions roll back on error?
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Will this work on MS SQL 2K and higher? This seems the most simple solution.
– jonathanpeppers
Nov 17 '09 at 15:49
1
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How to get the contents of a webpage in a shell variable?
In Linux how can I fetch an URL and get its contents in a variable in shell script?
6 Answers
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mkdir -p functionality in Python [duplicate]
...ution other than a system call. I am sure the code is less than 20 lines, and I am wondering if someone has already written it?
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Best way to do multi-row insert in Oracle?
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In Oracle, to insert multiple rows into table t with columns col1, col2 and col3 you can use the following syntax:
INSERT ALL
INTO t (col1, col2, col3) VALUES ('val1_1', 'val1_2', 'val1_3')
INTO t (col1, col2, col3) VALUES ('val2_1', 'val2_2', 'val2_3')
INTO t (col1, col2, col3) VALUES ...
What is the Sign Off feature in Git for?
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Sign-off is a requirement for getting patches into the Linux kernel and a few other projects, but most projects don't actually use it.
It was introduced in the wake of the SCO lawsuit, (and other accusations of copyright infringement from SCO, most of which they never actually took to court)...
The command rbenv install is missing
In Ubuntu 10.04 I just installed rbenv .
The install command is not present.
8 Answers
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