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vim 命令与快捷键 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...trl+z(undo)
/string: 查找n next，N pre set:ic(忽略大小写)
:%s/old/new/g:全文替换
：n1,n2s/old/new/g n1 to n2
：n1,n2s/old/new/c 询问
保存/退出
ZZ=:wq
:wq! owner root
:w dir/filename
:r filename 倒入文件内容
:r !date 倒入当前日期
:map ^p 0x<ESC>
^ 行...
Can you help me understand this? “Common REST Mistakes: Sessions are irrelevant”
...ect, proof the user is who they say they are. So, instead of each request including user name and password, each request includes the token which is constructed in such a way that the server can be confident of its veracity.
– Darrel Miller
Jul 18 '10 at 16:23...
How do you add swap to an EC2 instance?
...
According to aws.amazon.com/ebs/pricing , IO is included in all EBS volumes except Provisioned IPOS SSD (io1). You only per GB. This could have been a recent change in the pricing model - but it means that even though EBS is much slower than true Instance Storace, there ar...
Missing Maven dependencies in Eclipse project
...Java Build Path of you project at the Libraries tab the Maven Dependencies included:
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class
...am a singletone method"
end
Another way of accessing an Eigenclass(which includes singleton methods) is with the following syntax (class <<):
foo = Foo.new
class << foo
def a_singleton_method
puts "I am a singleton method"
end
end
now you can define a singleton method for s...
Force Java timezone as GMT/UTC
...out setting the timezone for the entire JVM is that it affects everything, including such things as logging. Just something to keep in mind if that's the desired effect.
– Hermann Hans
Apr 13 '10 at 10:16
...
Python extending with - using super() Python 3 vs Python 2
...s one class only), your new class inherits methods of the base class. This includes __init__. So if you don't define it in your class, you will get the one from the base.
Things start being complicated if you introduce multiple inheritance (subclassing more than one class at a time). This is becaus...
Unnecessary curly braces in C++?
..."too short"? That's extremely hard to do. 90% of developers (myself likely included) have the opposite problem.
– Ben Lee
Mar 20 '12 at 18:22
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What does the C++ standard state the size of int, long type to be?
...header).
For example, this is how you will find maximum range for int:
C:
#include <limits.h>
const int min_int = INT_MIN;
const int max_int = INT_MAX;
C++:
#include <limits>
const int min_int = std::numeric_limits<int>::min();
const int max_int = std::numeric_limits<int>::m...
Is using 'var' to declare variables optional? [duplicate]
...think your insight deserves more exposure so I edited the chosen answer to include this information.
– Bruno Bronosky
Sep 21 '12 at 7:59
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