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How to delete every other line in Vim?
...his. Do the following.
Start in command mode.
Go to the beginning of the file by pressing gg.
Press qq.
Click arrow down and press dd after.
Press q.
Press 10000@q
PS: To go to command mode just press Escape a couple of times.
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How to find out what type of a Mat object is with Mat::type() in OpenCV
... each of these names map onto an arbitrary integer with the macros in that file.
Edit: See "types_c.h" for example:
#define CV_8UC3 CV_MAKETYPE(CV_8U,3)
#define CV_MAKETYPE(depth,cn) (CV_MAT_DEPTH(depth) + (((cn)-1) << CV_CN_SHIFT))
eg.
depth = CV_8U = 0
cn = 3
CV_CN_SHIFT = 3
CV_MAT_DEPTH...
How to write string literals in python without having to escape them?
...Issue Andrew Dalke pointed out, simply type the literal string into a text file and then use this;
input_ = '/directory_of_text_file/your_text_file.txt'
input_open = open(input_,'r+')
input_string = input_open.read()
print input_string
This will print the literal text of whatever is in the te...
Git stash twice
...ranches, so I ran git stash , but I had to run it again because one of my files needed editing.
3 Answers
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possibly undefined macro: AC_MSG_ERROR
...aclocal.m4 and so on.
Adding ACLOCAL_AMFLAGS = -I m4 (to the toplevel Makefile.am) and AC_CONFIG_MACRO_DIR([m4]) is currently still optional if you do not use any own m4 files, but of course, doing it will silence the proocess :)
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Installing Apple's Network Link Conditioner Tool
..., get "Additional Tools for Xcode [version]".
Double-click on a .prefPane file to install. If you already have an older .prefPane installed, you'll need to remove it from /Library/PreferencePanes.
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Why, Fatal error: Class 'PHPUnit_Framework_TestCase' not found in …?
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You may get this error because you namespaced the file. If so you will need to specify that PHPUnit_Framework_TestCase is in the global namespace by preceding it with a backslash:
namespace AcmeInc\MyApplication\Tests
class StackTest extends \PHPUnit_Framework_TestCase {}
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Django CSRF check failing with an Ajax POST request
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@Mox: Put this in html, but above your Js file where is an ajax function <script type="text/javascript"> window.CSRF_TOKEN = "{{ csrf_token }}"; </script>
– HereHere
Jul 28 '15 at 14:45
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Archive the artifacts in Jenkins
... Jenkins archiver can use globs (target/*.jar) to easily pick up the right file even if you have a unique name per build.
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WCF Error - Could not find default endpoint element that references contract 'UserService.UserServic
...t.
The solution is simple. Copy the endpoint definitions from the config file (e.g. ServiceReferences.ClientConfig) of the class library to the config file of the silverlight application. I know you'd expect it to work without having to do this, but apparently someone in Redmond had a vacation th...