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How to unmount a busy device
...d by multiple users daily. I already have code to recognize shared drives (from a SQL table) and mount them in a special directory where all users can access them.
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How does a UILabel's minimumScaleFactor work?
I have used minimumFontSize before but that function is now deprecated and i don't quite understand how minimumScaleFactor works.
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Android and setting width and height programmatically in dp units
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You'll have to convert it from dps to pixels using the display scale factor.
final float scale = getContext().getResources().getDisplayMetrics().density;
int pixels = (int) (dps * scale + 0.5f);
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How to do parallel programming in Python?
For C++, we can use OpenMP to do parallel programming; however, OpenMP will not work for Python. What should I do if I want to parallel some parts of my python program?
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In C++, what is a virtual base class?
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Virtual base classes, used in virtual inheritance, is a way of preventing multiple "instances" of a given class appearing in an inheritance hierarchy when using multiple inheritance.
Consider the following scenario:
class A { public: void Foo() {} };
class B : public A {};
class C : ...
Difference between object and class in Scala
...rnet and have noticed in some examples an object is declared at the start of the example.
13 Answers
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Copy folder structure (without files) from one location to another
I want to create a clone of the structure of our multi-terabyte file server. I know that cp --parents can move a file and it's parent structure, but is there any way to copy the directory structure intact?
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In Vim, I'd like to go back a word. The opposite of `w`
When you're using vim, you can move forward word by word with w . How do I go backwards?
4 Answers
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Why does the JVM still not support tail-call optimization?
Two years after does-the-jvm-prevent-tail-call-optimizations , there seems to be a prototype implementation and MLVM has listed the feature as "proto 80%" for some time now.
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C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...h，一个.cpp，绿色小巧，直接加入工程源码编译，只支持MFC。
<?xml version="1.0" encoding="utf-8"?>
<root>
<update ver="1.2.0" pkg="setup.exe" force="1"/>
<update ver="1.1.1" pkg="setup.exe" force="0"/>
<update ver="1.1.0" pkg="setup.exe" force="0"/>
</root>
CMarkup...