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Relative imports in Python 2.7
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Script vs. Module
Here's an explanation. The short version is that there is a big difference between directly running a Python file, and importing that file from somewhere else. Just knowing what directory a file is in doe...
Enable access control on simple HTTP server
I have the following shell script for a very simple HTTP server:
4 Answers
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How do you change the datatype of a column in SQL Server?
...with my Designer Tab closed on the Table I was Altering (after running the script and right-clicking on the Table to select "Design") it still showed the old Data Types! It was only after closing ALL of my Tabs in Management Studio and opening the Design View again that it finally showed the update...
How do I plot in real-time in a while loop using matplotlib?
... within an interactive matplotlib session. To make it work as a standalone script, it's necessary to 1) explicitly select a backend for matplotlib, and 2) to force the figure to be displayed and drawn before entering the animation loop using plt.show() and plt.draw(). I've added these changes to the...
Show Youtube video source into HTML5 video tag?
...ownload youtube videos in .mp4 format, you can exploit this (with some JavaScript) to get away with embedding youtube videos in <video> tags. Here is a demo of this in action.
Pros
Fairly easy to implement.
Quite fast server response actually (it doesn't take that much to retrieve the video...
How to convert View Model into JSON object in ASP.NET MVC?
...VC2 project where I want to have a partial view to wrap a widget. Each JavaScript widget object has a JSON data object that would be populated by the model data. Then methods to update this data are bound to events when data is changed in the widget or if that data is changed in another widget.
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How to split strings across multiple lines in CMake?
...a string literal across multiple lines in CMakeLists.txt files or in CMake scripts. If you include a newline within a string, there will be a literal newline in the string itself.
# Don't do this, it won't work, MYPROJ_VERSION will contain newline characters:
set(MYPROJ_VERSION "${VERSION_MAJOR}.
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Log exception with traceback
...send STDERR to a file using whatever shell you're using to run your Python script. In a Bash script, you can do this with output redirection, as described in the BASH guide.
Examples
Append errors to file, other output to the terminal:
./test.py 2>> mylog.log
Overwrite file with interleav...
Authenticate with GitHub using a token
... your deploy key at integration-time, by adding to your yaml file:
before_script:
- openssl aes-256-cbc -k "$password" -d -a -in my_key.enc -out my_deploy_key
- echo -e "Host github.com\n IdentityFile /path/to/my_deploy_key" > ~/.ssh/config
- echo "github.com ssh-rsa AAAAB3NzaC1yc2EAAAAB...
Logging in Scala
...4j, but it now seems to be the predominant logging framework. Here's the description of SLF4J:
The Simple Logging Facade for Java or (SLF4J) serves as a simple facade or abstraction for various logging frameworks, e.g. java.util.logging, log4j and logback, allowing the end user to plug in the de...