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Further understanding setRetainInstance(true)

...rong: the UI-less fragment does receive a call to onCreateView() but it is free to return null. Source code for TestActivity/TestFragment import android.app.Activity; import android.app.Fragment; import android.app.FragmentTransaction; import android.os.Bundle; import android.util.Log; import andr...
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How to pass arguments and redirect stdin from a file to program run in gdb?

...ollowing: GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.04) 7.11.1 Copyright (C) 2016 Free Software Foundation, Inc. ................................................. Type "apropos word" to search for commands related to "word"... Reading symbols from projectExecutablename...done. (gdb) Before you start your...
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Why does Twitter Bootstrap Use Pixels for Font Size?

... about to dismiss an entire framework, most specifically something that is free to use and free to modify based solely on a few issues! Heck, in one project, I lifted parts of Foundation and parts of Bootstrap and added my own custom code - that's the beauty of open source. ...
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No == operator found while comparing structs in C++

...ifics of your MyStruct1 There are implications to the choice to provide a free-standing versus member operator==()... Freestanding implementation You have an interesting decision to make. As your class can be implicitly constructed from a MyStruct2, a free-standing / non-member bool operator==(c...
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Avoiding if statement inside a for loop?

...mand line to compile it: g++ --version g++ (GCC) 4.9.1 Copyright (C) 2014 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. g++ -O3 -std=c++11 main.cpp Then, let's d...
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How can I parse a CSV string with JavaScript, which contains comma in data?

...lex. And (IMHO) all non-trivial regular expressions should be presented in free-spacing mode with lots of comments and indentation. Unfortunately, JavaScript does not allow free-spacing mode. Thus, the regular expressions implemented by this solution are first presented in native regular expressions...
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Why is std::map implemented as a red-black tree?

...done going down in the tree. The global cost will be the same. There is no free lunch! Removing an element from the tree is of the same order. All these trees require that nodes carry information on height, weight, color, etc. Only Splay trees are free from such additional info. But most people are...
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乐高机器人®组件 · App Inventor 2 中文网

...《服务协议》 关注公众号,精彩不错过! #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
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How to refresh app upon shaking the device?

...et a strong "shake" when the application starts and "hits" the ground from free-fall. However, the code gets used to the gravitation due to the low-cut filter and would work also on other planets or in free space, once it is initialized. (you never know how long your application will be in use...;-)...
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Is there a replacement for unistd.h for Windows (Visual C)?

... 2014-2016, * MinGW.org Project. * * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, ...