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When to call activity context OR application context?
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How to check if a string contains a substring in Bash
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Clear a terminal screen for real
...;c which is the VT100 escape code for resetting the terminal. Here is some more information on terminal escape codes.
Edit
Here are a few other ways of doing it...
printf "\ec" #\e is ESC in bash
echo -en "\ec" #thanks @Jonathon Reinhart.
# -e Enable interpretation of of backslash escapes
# -n...
Save classifier to disk in scikit-learn
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You can also use joblib.dump and joblib.load which is much more efficient at handling numerical arrays than the default python pickler.
Joblib is included in scikit-learn:
>>> import joblib
>>> from sklearn.datasets import load_digits
>>> from sklearn.lin...
Differences between Ant and Maven [closed]
...nd dependency declarations. But, even when your project's POM files become more substantial, they hold an entirely different kind of information from the build file of a similarly sized project using Ant. Maven POMs contain declarations: "This is a JAR project", and "The source code is in src/main/j...
How to pipe list of files returned by find command to cat to view all the files
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The backquotes work great and is more generalized, you can use this to cat a list of files from a file as well.
– Hazok
Sep 2 '11 at 18:31
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Best practices for circular shift (rotate) operations in C++
...lso an earlier version of this answer on another rotate question with some more details about what asm gcc/clang produce for x86.
The most compiler-friendly way to express a rotate in C and C++ that avoids any Undefined Behaviour seems to be John Regehr's implementation. I've adapted it to rotate ...
'App not Installed' Error on Android
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Thank you! Android Studio should give more information about this when signing the application, or make it more obvious what it does when you don't tick V1 (Jar Signature)
– melledijkstra
Jan 16 '18 at 15:50
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IsNothing versus Is Nothing
...Nothing' rather than "Not IsNothing(object)" which I personally feel looks more readable.
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Why we should not use protected static in java
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It's more a stylistic thing than a direct problem. It suggests that you haven't properly thought through what is going on with the class.
Think about what static means:
This variable exists at class level, it does not exist s...