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What is SuppressWarnings (“unchecked”) in Java?
...u need to effectively tell the compiler that what you're doing really will be legal at execution time.
I usually find this a pain when I'm mocking a generic interface, but there are other examples too. It's usually worth trying to work out a way of avoiding the warning rather than suppressing it (t...
Is an array name a pointer?
Is an array's name a pointer in C?
If not, what is the difference between an array's name and a pointer variable?
10 Answer...
地图组件做App到底怎么选？我踩完6个坑，帮你总结了这份横评 - App应用开发...
...r 2做了个附近美食地图App，标记点全偏到河里去了，这是bug吗？"——不是bug，是坐标系没搞对。今天就来聊聊App Inventor 2地图组件那些事，帮你少走弯路。
为什么要写这篇？
说实话，App Inventor 2的地图组件是我折腾过的...
How do I concatenate two arrays in C#?
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RaphaelH
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answered Oct 10 '09 at 7:08
ZedZed
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How do I copy a folder from remote to local using scp? [closed]
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scp -r user@your.server.example.com:/path/to/foo /home/user/Desktop/
By not including the trailing '/' at the end of foo, you will move the directory itself (including contents), rather than only the contents of the directory.
From man scp (See online manual)
-r Recursively copy entire di...
Difference between private, public, and protected inheritance
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To answer that question, I'd like to describe member's accessors first in my own words. If you already know this, skip to the heading "next:".
There are three accessors that I'm aware of: public, protected and private.
Let:
class Base {
public:
int pub...
How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
I've been digging through some parts of the Linux kernel, and found calls like this:
10 Answers
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C++ equivalent of Java's toString?
I'd like to control what is written to a stream, i.e. cout , for an object of a custom class. Is that possible in C++? In Java you could override the toString() method for similar purpose.
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Detach many subdirectories into a new, separate Git repository
This question is based on Detach subdirectory into separate Git repository
10 Answers
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Merge / convert multiple PDF files into one PDF
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Considering that pdfunite is part of poppler it has a higher chance to be installed, usage is also simpler than pdftk:
pdfunite in-1.pdf in-2.pdf in-n.pdf out.pdf
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