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Finding local IP addresses using Python's stdlib

... This example has an external dependency of being able to actually resolve gmail.com. If you set it to an ip address that is not on your local lan (doesn't matter if it's up or down) it'll work without dependencies and without network traffic. – grim ...
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IntelliJ shortcut to show a popup of methods in a class that can be searched

...in older versions) | File Structure Popup (Ctrl+F12 on Windows, ⌘+F12 on OS X). Start typing method/symbol name to either narrow down the list or highlight the desired element. Press Enter to navigate to the selected element. ...
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Android Studio quick documentation always “fetching documentation”

... The problem is Android Studio does not automatically update the source link of reference even when the documentation is already downloaded. The default link in jdk.table.xml is http://developer.android.com/reference/ (android studio tries to connect to this online server ...
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How to get the current directory in a C program?

...ers just char *buf=getcwd(NULL,0); and when you are done free(buf) (as of POSIX.1-2001) – bliako Jan 24 '19 at 20:06  |  show 4 more comments ...
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Select random lines from a file

... @MonaJalal nope just faster, since it doesn't have to compare lines at all. – rogerdpack May 15 '17 at 17:20 Does ...
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Pros and cons to use Celery vs. RQ [closed]

...ven be inaccurate on some points. In short, RQ is designed to be simpler all around. Celery is designed to be more robust. They are both excellent. Documentation. RQ's documentation is comprehensive without being complex, and mirrors the project's overall simplicity - you never feel lost or con...
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What is 'Context' on Android?

...ect. It lets newly-created objects understand what has been going on. Typically you call it to get information regarding another part of your program (activity and package/application). You can get the context by invoking getApplicationContext(), getContext(), getBaseContext() or this (when in a cl...
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Android: Difference between Parcelable and Serializable?

...ing data , parcelable objects on the other hand should not be persisted at all . It's a really bad practice – TheAnimatrix Mar 25 '17 at 11:16 2 ...
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple

...f the work can be avoided. With a slightly smarter linker than is typically used, it is possible to remove some of these inefficiencies. This is discussed in §6.2.3 and §6.2.5. Since the report was written in 2006 one would hope that many of the recommendations would have been incorpor...
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mingw-w64 threads: posix vs win32

I'm installing mingw-w64 on Windows and there are two options: win32 threads and posix threads. I know what is the difference between win32 threads and pthreads but I don't understand what is the difference between these two options. I doubt that if I will choose posix threads it will prevent me fro...