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Get boolean from database using Android and SQLite
How can I obtain the value of a boolean field in an SQLite database on Android?
10 Answers
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Remove and Replace Printed items [duplicate]
...ems you have printed in Python - not from the Python GUI, but from the command prompt.
e.g.
3 Answers
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How do I combine two data-frames based on two columns? [duplicate]
I know I can use the plyr and its friends to combine dataframes, and merge as well, but so far I don't know how to merge two dataframes with multiple columns based on 2 columns?
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How can we access context of an application in Robolectric?
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Update.
Just use for version 1.x and 2.x:
Robolectric.application;
And for version 3.x:
RuntimeEnvironment.application;
And for version 4.x:
add to your build.gradle file:
testImplementation 'androidx.test:core:1.0.0'
retrieve the context with:
Ap...
What is the .idea folder?
...each newly
created project.
Check this documentation for the IDE settings and here is their recommendation on Source Control and an example .gitignore file.
Note: If you are using git or some version control system, you might want to set this folder "ignore".
Example - for git, add this directory t...
Static linking vs dynamic linking
... presence in most environments. Here "resources" includes disk space, RAM, and cache space. Of course, if your dynamic linker is insufficiently flexible there is a risk of DLL hell.
Dynamic linking means that bug fixes and upgrades to libraries propagate to improve your product without requiring you...
How to publish a website made by Node.js to Github Pages?
...the server. As I know, the node.js file should start working by typing commands in terminal, so I'm not sure if Github Pages supports node.js-hosting. So what should I do?
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What are the recommendations for html tag?
...re deciding whether to use the <base> tag or not, you need to understand how it works, what it can be used for and what the implications are and finally outweigh the advantages/disadvantages.
The <base> tag mainly eases creating relative links in templating languages as you don't need...
Can I checkout github wikis like a git repository?
I want to modify and view github wikis with local editor like Emacs, and Google Code wikis can be checked out just like code. Is there any way to checkout github wikis? Or is there any other git repository provider offers such feature?
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Execute code when Django starts ONCE only?
...ou want to execute code in the top-level urls.py. That module is imported and executed once.
urls.py
from django.confs.urls.defaults import *
from my_app import one_time_startup
urlpatterns = ...
one_time_startup()
sha...