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C# namespace alias - what's the point?
Where or when would one would use namespace aliasing like
11 Answers
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What is the difference between return and return()?
...as between
var i = 1 + 1;
and
var i = (1 + 1);
That is, nothing. The parentheses are allowed because they are allowed in any expression to influence evaluation order, but in your examples they're just superfluous.
return is not a function, but a statement. It is syntactically similar to other...
Best way to create a simple python web service [closed]
I've been using python for years, but I have little experience with python web programming. I'd like to create a very simple web service that exposes some functionality from an existing python script for use within my company. It will likely return the results in csv. What's the quickest way to get ...
Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
I'm trying to create a Regex test in JavaScript that will test a string to contain any of these characters:
6 Answers
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Why shouldn't `'` be used to escape single quotes?
As stated in, When did single quotes in HTML become so popular? and Jquery embedded quote in attribute , the Wikipedia entry on HTML says the following:
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How do I clear/delete the current line in terminal?
If I'm using terminal and typing in a line of text for a command, is there a hotkey or any way to clear/delete that line?
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Unmarshaling nested JSON objects
There are a few questions on the topic but none of them seem to cover my case, thus I'm creating a new one.
8 Answe...
EOFError: end of file reached issue with Net::HTTP
I am using ruby-1.8.7-p302/Rails 2.3.11. I am trying to use FQL (Facebook API) to get stats for a link. Here's my code:
7 A...
How to Batch Rename Files in a macOS Terminal?
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In your specific case you can use the following bash command (bash is the default shell on macOS):
for f in *.png; do echo mv "$f" "${f/_*_/_}"; done
Note: If there's a chance that your filenames start with -, place -- before them...
搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...立mongodb副本集测试文件夹
#存放整个mongodb文件
mkdir -p /data/mongodbtest/replset
#存放mongodb数据文件
mkdir -p /data/mongodbtest/replset/data
#进入mongodb文件夹
cd /data/mongodbtest
3、下载mongodb的安装程序包
wget http://fastdl.mongodb.org/...