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How do I prevent commands from showing up in Bash history?
... I don't want this to be recorded in Bash history, because I might accidentally run the same command again by reverse-i-search . Is there a good way to prevent this from happening?
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How can I create a Makefile for C projects with SRC, OBJ, and BIN subdirectories?
...JECTS) rule is problematic, because:
it's kind of indiscriminate, making all sources prerequisites of every object,
it often uses the wrong source (as you discovered with file1.o and file2.o)
it tries to build executables instead of stopping at objects, and
the name of the target (foo.o) is not...
Should I use multiplication or division?
...wer compared to the lower overhead of the VM. Remember that compilers generally cannot optimize floating point much in order to guarantee precision.
– rasmus
Sep 14 '12 at 7:22
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Find the number of downloads for a particular app in apple appstore [closed]
...ed on app ranking (which is available publicly). The best you'll get is a ball park estimate.
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Nested function in C
...nction, but it's not a nested function.
gcc has a language extension that allows nested functions. They are nonstandard, and as such are entirely compiler-dependent.
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JPG vs. JPEG image formats
... Photographic Expert Group File Format was ‘.jpeg’; however in Windows all files required a three letter file extension. So, the file extension was shortened to ‘.jpg’. However, Macintosh was not limited to three letter file extensions, so Mac users used ‘.jpeg’. Eventually, with upgrade...
MySQL dump by query
...he database by query. What he asked and what he meant were different. He really wanted to just mysqldump all tables.
mysqldump --tables myTable --where="id < 1000"
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elasticsearch v.s. MongoDB for filtering application [closed]
...to elastic. Our use case differs from yours in that our Mongo data changes all the time: a record, or a subset of the fields of a record, can be updated several times a day and this can call for re-indexing of that record to elastic. For that reason alone, using elastic as the sole data store is not...
How can I add a string to the end of each line in Vim?
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Is there a way to insert '' at the same column, since all lines are not of same length, so line 1 might have '' at 15th column, but line 2 has '*' at 25th column.
– Aman Jain
Jul 21 '10 at 20:41
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JSLint is suddenly reporting: Use the function form of “use strict”
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In JSLint for Visual Studio it's the option: "Allow global ES5 strict"
– Jowen
Oct 25 '13 at 15:07
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