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FragmentPagerAdapter Exists Only In Android.Support.V4.App (and not Android.App)
...apter, which should do what you want it to do. It's a FragmentPagerAdapter for non-support fragments.
Android Studio Installation
Please add follow Gradle dependencies
dependencies {
compile 'com.android.support:support-v13:+'
}
...
Nested defaultdict of defaultdict
Is there a way to make a defaultdict also be the default for the defaultdict? (i.e. infinite-level recursive defaultdict?)
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How can I use threading in Python?
...itely check out (no affiliation) - Parallelism in one line: A Better Model for Day to Day Threading Tasks. I'll summarize below - it ends up being just a few lines of code:
from multiprocessing.dummy import Pool as ThreadPool
pool = ThreadPool(4)
results = pool.map(my_function, my_array)
Which is t...
How to exit from Python without traceback?
...is exiting because of this (with a traceback). The first thing to do therefore is to catch that exception, before exiting cleanly (maybe with a message, example given).
Try something like this in your main routine:
import sys, traceback
def main():
try:
do main program stuff here
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What Automatic Resource Management alternatives exist for Scala?
... have seen many examples of ARM (automatic resource management) on the web for Scala. It seems to be a rite-of-passage to write one, though most look pretty much like one another. I did see a pretty cool example using continuations, though.
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If isset $_POST
I have a form on one page that submits to another page. There, it checks if the input mail is filled. If so then do something and if it is not filled, do something else. I don't understand why it always says that it is set, even if I send an empty form. What is missing or wrong?
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What is the purpose of python's inner classes?
...onic: "Namespaces are one honking great idea -- let's do more of those!". For example, consider a DataLoader class that can throw a CacheMiss exception. Nesting the exception under the main class as DataLoader.CacheMiss means you can import just DataLoader but still use the exception.
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Why declare unicode by string in python?
... you're telling Python the source file you've saved is utf-8. The default for Python 2 is ASCII (for Python 3 it's utf-8). This just affects how the interpreter reads the characters in the file.
In general, it's probably not the best idea to embed high unicode characters into your file no matter ...
“Private” (implementation) class in Python
...prefix:
class _Internal:
...
This is the official Python convention for 'internal' symbols; "from module import *" does not import underscore-prefixed objects.
Edit: Reference to the single underscore convention
sha...
Variable interpolation in the shell
...cause you're trying to do string interpolation, and you need double quotes for that
– michaelsnowden
Oct 3 '15 at 22:12
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