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C语言结构体里的成员数组和指针 - c++1y / stl - 清泛IT社区，为创新赋能！
...上出了问题。（全文完）
文章转自： 酷 壳 – CoolShell.cn
HTML5 Email Validation
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The input type=email page of the www.w3.org site notes that an email address is any string which matches the following regular expression:
/^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/
Use the required attribute and a patter...
How can I add a key/value pair to a JavaScript object?
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what if the key is a number? obj.123 = 456 doesn't work. obj[123] = 456 does work though
– axel freudiger
Nov 2 '12 at 10:39
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Is it possible to define more than one function per file in MATLAB, and access them from outside tha
...t;> makefuns
ans =
Done importing functions to workspace
>> fun1(123)
ans =
123
>> fun2()
ans =
1
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Container-fluid vs .container
... explain so lets look at the examples
Example one
container-fluid:
http://www.bootply.com/119981
So you see how the container takes up the whole screen...that's a container-fluid.
Now lets look at the other just a normal container and watch the edges of the preview
Example two
container
http://www....
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...ommand: ipconfig and hit Enter.
Look for: IPv4 Address . . . . . . . . 12.123.123.00
There are websites that will also display your IP address
If you don't have Python, download and install it.
Using the 'Command Prompt' you must go to the folder where the files are that you want to serve as a w...
How to change the author and committer name and e-mail of multiple commits in Git?
...the new rewritten log via: git log --pretty=format:"[%h] %cd - Committer: %cn (%ce), Author: %an (%ae)" ! One more thing: .git/logs has some log files that still have your old name!
– gw0
Feb 3 '17 at 22:23
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How to print from GitHub
...lso this online converter, which produced the nicest output for me:
http://www.markdowntopdf.com/
Pandoc has an online demo as well.
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Fastest way to count exact number of rows in a very large table?
...nly speculate. Does the db maintenance process find out that there are 42,123,876 rows in table A and then create 42,123,876 empty rows in table B, and then loop through table A and update the rows in table B...? Or is it crazier than that? ;-)
– Tony Andrews
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Create table in SQLite only if it doesn't exist already
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From http://www.sqlite.org/lang_createtable.html:
CREATE TABLE IF NOT EXISTS some_table (id INTEGER PRIMARY KEY AUTOINCREMENT, ...);
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