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How do I create a list of random numbers without duplicates?
...ur specific code example, you probably want to read all the lines from the file once and then select random lines from the saved list in memory. For example:
all_lines = f1.readlines()
for i in range(50):
lines = random.sample(all_lines, 40)
This way, you only need to actually read from the f...
C++ error: undefined reference to 'clock_gettime' and 'clock_settime'
...
example:
c++ -Wall filefork.cpp -lrt -O2
For gcc version 4.6.1, -lrt must be after filefork.cpp otherwise you get a link error.
Some older gcc version doesn't care about the position.
...
How to form tuple column from two columns in Pandas
...hat code or pickle the frame above (sample) and transfer it via a free big file transfer service. How to pickle (in two lines, without ","): import pickle, with open('sample.pickle', 'w') as file: pickle.dump(sample, file)
– Wouter Overmeire
Apr 17 '13 at 6:21...
Using --no-rdoc and --no-ri with bundler
...
Make a file ~/.gemrc and put this in it:
gem: --no-rdoc --no-ri
That should make it apply whenever you run the gem command. (Even from bundle install)
sha...
show all tags in git log
... see it in output of "git show <tag>" and also in output of "git cat-file -p <tag>", where <tag> is heavyweight tag, e.g. v1.6.3 in git.git repository),
and also is default name of tag reference (reference in "refs/tags/*" namespace) pointing to a tag object.
Note that the tag...
laravel throwing MethodNotAllowedHttpException
..., and other requests.
In my case I left my route as is:
Route::resource('file', 'FilesController');
And simply modified my form to submit to the store function in my FilesController
{{ Form::open(array('route' => 'file.store')) }}
This fixed the issue, and I thought it was worth pointing o...
Disable VS' “downloading public symbols”
...s → Options
Go To Debugging → Symbols
Uncheck all of the listed symbol file locations
Also you may want to disable "Enable .net framework source stepping" in Tools → Options → Debugging settings.
share
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How to uninstall a Windows Service when there is no executable for it left on the system?
... that you want delete and delete it. You can look at the keys to know what files the service was using and delete them as well (if necessary).
Delete Windows Service via Command Window
Alternatively, you can also use command prompt and delete a service using following command:
sc delete
You can a...
vim command to restructure/force text to 80 columns
...
Set textwidth to 80 (:set textwidth=80), move to the start of the file (can be done with Ctrl-Home or gg), and type gqG.
gqG formats the text starting from the current position and to the end of the file. It will automatically join consecutive lines when possible. You can place a blank lin...
Static link of shared library function in gcc
...
If you have the .a file of your shared library (.so) you can simply include it with its full path as if it was an object file, like this:
This generates main.o by just compiling:
gcc -c main.c
This links that object file with the correspond...