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What are the benefits of Java's types erasure?
...c. It's nice to have universal (∀) and existential (∃) quantification from something like first-order logic.
Using type systems for reasoning
These goals can be very nicely addressed by type systems. This is especially clear because of the Curry-Howard correspondence. This correspondence is o...
What is a Windows Handle?
...in computing) a handle is an abstraction which hides a real memory address from the API user, allowing the system to reorganize physical memory transparently to the program. Resolving a handle into a pointer locks the memory, and releasing the handle invalidates the pointer. In this case think of ...
Checkout multiple git repos into same Jenkins workspace
...e Multiple SCM plugin could help with this issue but it is now deprecated. From the Multiple SCM plugin page: "Users should migrate to https://wiki.jenkins-ci.org/display/JENKINS/Pipeline+Plugin . Pipeline offers a better way of checking out of multiple SCMs, and is supported by the Jenkins core de...
What's wrong with cplusplus.com?
...ow you how cpluscplus.com can get it wrong.
Consider std::remove function from <algorithm>.
The fact is thatstd::remove doesn't remove the item from the container. Its because std::remove works with a pair of iterators only and does not know anything about the container which actually contai...
How to use OpenSSL to encrypt/decrypt files?
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Should also specify a key, or mention where it comes from. Is it strengthened?
– Tuntable
May 9 '16 at 0:41
2
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How to include package data with setuptools/distribute?
... file if no template is provided. See Specifying the files to distribute." from distutils. So, you'll only see the behaviour of files in package_data being automatically included in the ZIP if you have no existing MANIFEST.in file, and only if you're using 2.7+.
– Johnus
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Does Python have “private” variables in classes?
I'm coming from the Java world and reading Bruce Eckels' Python 3 Patterns, Recipes and Idioms .
12 Answers
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findViewById in Fragment
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Use getView() or the View parameter from implementing the onViewCreated method. It returns the root view for the fragment (the one returned by onCreateView() method). With this you can call findViewById().
@Override
public void onViewCreated(View view, @Nulla...
Fastest Way to Serve a File Using PHP
...and not well documented, here is an update with a summary of the solutions from it and from others in the discussion.
The solutions are ordered from best solution to worst but also from the solution needing the most control over the web server to the one needing the less. There don't seem to be an ...
Volatile vs. Interlocked vs. lock
...e two CPUs see the same data at the same time. It doesn't stop them at all from interleaving their reads and write operations which is the problem you are trying to avoid.
Second Best:
lock(this.locker) this.counter++;
This is safe to do (provided you remember to lock everywhere else that you acce...