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Check if Python Package is installed
...k if a package is installed while within a Python script? I know it's easy from the interpreter, but I need to do it within a script.
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Copying files from Docker container to host
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In order to copy a file from a container to the host, you can use the command
docker cp <containerId>:/file/path/within/container /host/path/target
Here's an example:
$ sudo docker cp goofy_roentgen:/out_read.jpg .
Here goofy_roentgen is...
How to access app.config in a blueprint?
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Use flask.current_app in place of app in the blueprint view.
from flask import current_app
@api.route("/info")
def get_account_num():
num = current_app.config["INFO"]
The current_app proxy is only available in the context of a request.
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How to make Git “forget” about a file that was tracked but is now in .gitignore?
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.gitignore will prevent untracked files from being added (without an add -f) to the set of files tracked by git, however git will continue to track any files that are already being tracked.
To stop tracking a file you need to remove it from the index. This can be ...
Linking R and Julia?
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The RJulia R package looks quite good now from R. R CMD check runs without warnings or errors (if julia is properly installed).
Biggest TODO in my view is to get Julia to return named lists which constitute the really basic flexible general data structure in R.
No...
Is it possible to view RabbitMQ message contents directly from the command line?
Is it possible to view RabbitMQ message contents directly from the command line?
6 Answers
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Returning JSON from a PHP Script
I want to return JSON from a PHP script.
18 Answers
18
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Apache: client denied by server configuration
...s in
<Directory "your directory here">
Order allow,deny
Allow from all
# New directive needed in Apache 2.4.3:
Require all granted
</Directory>
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Constructors vs Factory Methods [closed]
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From page 108 of Design Patterns: Elements of Reusable Object-Oriented Software by Gamma, Helm, Johnson, and Vlissides.
Use the Factory Method pattern when
a class can't anticipate the class of objects it must create
a cla...
How do I install from a local cache with pip?
...there a way that I can download a package once and then have pip install from a local cache?
10 Answers
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