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Git: Show all of the various changes to a single line in a specified file over the entire git histor
...n iterates over each interesting commit, asking git grep to show the lines from that commit and file that contain the regex, prefaced with the commit hash.
EDIT: Changed to use -G instead of -S as suggested in comments.
s...
Are there any downsides to passing structs by value in C, rather than passing a pointer?
...ucts (eg point, rect) passing by value is perfectly acceptable. But, apart from speed, there is one other reason why you should be careful passing/returning large structs by value: Stack space.
A lot of C programming is for embedded systems, where memory is at a premium, and stack sizes may be meas...
What does `m_` variable prefix mean?
... idea where this common practise of having "gets" with only var name comes from?
– Paiusco
Sep 15 at 19:48
@Paiusco I ...
mongodb/mongoose findMany - find all documents with IDs listed in array
...e user model), if I delete a project, how do I make sure the id is deleted from the array referenced from the user model ? Thanks mat.
– Eazy
Apr 28 at 15:02
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Why does Java allow us to compile a class with a name different than the file name?
...ots of single method interface implementations in their own separate files from the main class they are used in. (I'm thinking of action listeners in particular)
There is a good explanation of all nested classes in the Nested Classes Java tutorial on Oracle's website, which has examples of each. It...
Why is “using namespace std;” considered bad practice?
...foo;
using namespace bar;
Everything works fine, and you can call Blah() from Foo and Quux() from Bar without problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar import Quux() into your global nam...
Javascript: formatting a rounded number to N decimals
... Decimal rounding in the example above, this performs no conversion to and from strings, and the precision parameter works same way as PHP and Excel whereby a positive 1 would round to 1 decimal place and -1 would round to the tens.
var myNamespace = {};
myNamespace.round = function(number, precisi...
Writing a Python list of lists to a csv file
...
For Python 3 compatibility, remove the "b" from "wb".
– Vlad V
May 14 '15 at 11:54
28
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What is the purpose of using -pedantic in GCC/G++ compiler?
... @huahsin68: well, more or less. MSVC is a rather different compiler from most others, more adapted to its particular ecosystem and not available outside it. It does a lot of things its own way - which is not the same as the standard. Nevertheless, if you stay with the standard headers and s...
Detecting touch screen devices with Javascript
...ouch / tap functionality. So if you have some specific styles via CSS, and from jQuery you check those elements for the mobile device style properties you could hook into them to write you mobile specific code.
See here: http://www.forabeautifulweb.com/blog/about/hardboiled_css3_media_queries/
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