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How to find out what type of a Mat object is with Mat::type() in OpenCV
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201
Here is a handy function you can use to help with identifying your opencv matrices at runtime. ...
Usage of EnsureSuccessStatusCode and handling of HttpRequestException it throws
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edited Jan 9 at 14:10
Rico Suter
10k33 gold badges5454 silver badges8888 bronze badges
answered Ja...
PHP filesize MB/KB conversion [duplicate]
....org
function formatSizeUnits($bytes)
{
if ($bytes >= 1073741824)
{
$bytes = number_format($bytes / 1073741824, 2) . ' GB';
}
elseif ($bytes >= 1048576)
{
$bytes = number_format($bytes / 1048576, 2) . ' MB';
}
...
How to have no pagebreak after \include in LaTeX
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gschenkgschenk
35033 silver badges1212 bronze badges
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?
...ts are made in rapid succession. For example, we make Ajax requests every 100ms and then the network status changes, the error is easy to reproduce. Although most applications probably do not make such requests, you might well have a couple of server calls happening right after each other which coul...
How to prevent browser page caching in Rails
...nse.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Mon, 01 Jan 1990 00:00:00 GMT"
end
end
Rails 4 and older versions:
class ApplicationController < ActionController::Base
before_filter :set_cache_headers
private
def set_cache_headers
response.headers["Cache-Co...
git-checkout older revision of a file under a new name
..../<path> syntax (or ../path to go up from current directory).
Edit 2015-01-15: added information about relative path syntax
You can get in most cases the same output using low-level (plumbing) git cat-file command:
prompt> git cat-file blob HEAD^:main.cpp > old_main.cpp
...
django models selecting single field
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edited Mar 30 '18 at 13:25
Igor S
22433 silver badges1111 bronze badges
answered Sep 21 '1...
What is the difference between square brackets and parentheses in a regex?
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edited Aug 30 '17 at 16:21
B--rian
4,11777 gold badges2525 silver badges5252 bronze badges
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how to create a Java Date object of midnight today and midnight tomorrow?
...ngs that happened today. So I need to compare against dates from today at 00:00am (midnight early this morning) to 12:00pm (midnight tonight).
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