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How to disable GCC warnings for a few lines of code
...r
.PHONY: all
all: puts
for building the following puts.c source code
#include <stdio.h>
int main(int argc, const char *argv[])
{
while (*++argv) puts(*argv);
return 0;
}
It will not compile because argc is unused, and the settings are hardcore (-W -Wall -pedantic -Werror).
The...
How to trigger a build only if changes happen on particular set of files
...cluded region regex.
Unfortunately, the stock Git plugin does not have a "included region" feature at this time (1.15). However, someone posted patches on GitHub that work on Jenkins and Hudson that implement the feature you want.
It is a little work to build, but it works as advertised and has be...
No route matches “/users/sign_out” devise rails 3
...t", destroy_user_session_path, :method => :delete %>
Yours doesn't include the :method => :delete part. Also, please note that for this to work you must also include <%= javascript_include_tag :defaults %> in your layout file (application.html.erb).
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OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
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How to use sed to replace only the first occurrence in a file?
I would like to update a large number of C++ source files with an extra include directive before any existing #includes. For this sort of task, I normally use a small bash script with sed to re-write the file.
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Make elasticsearch only return certain fields?
...eed one or two fields from the complete _source, you can
use the _source_include & _source_exclude parameters to include or
filter out that parts you need. This can be especially helpful with
large documents where partial retrieval can save on network overhead
Which fitted my use case pe...
Case-insensitive string comparison in C++ [closed]
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Boost includes a handy algorithm for this:
#include <boost/algorithm/string.hpp>
// Or, for fewer header dependencies:
//#include <boost/algorithm/string/predicate.hpp>
std::string str1 = "hello, world!";
std::string ...
WebDriver: check if an element exists? [duplicate]
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Media query to detect if device is touchscreen
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Just to add to this, if you're including modernizer anyway; Modernizer adds classes to the body tag for this exact purpose. In this case, touch and no-touch so you can style your touch related aspects by prefixing your selectors with .touch. E.g. .touch .y...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
...lock
clientWidth, clientHeight: The visual portion of the box content, not including borders or scroll bars , but includes padding . Can not be calculated directly from CSS, depends on the system's scroll bar size.
scrollWidth, scrollHeight: The size of all of the box's content, including the parts ...