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Is gcc 4.8 or earlier buggy about regular expressions?
... was added to 7+ as a result of this answer and is the GCC major version
Testing
You can test it with GCC like this:
cat << EOF | g++ --std=c++11 -x c++ - && ./a.out
#include <regex>
#if __cplusplus >= 201103L && \
(!defined(__GLIBC...
How to draw a dotted line with css?
...of cruft that is no longer required for modern browsers. I have personally tested the following CSS on all browsers as far back as IE8, and it works perfectly.
hr {
border: none;
border-top: 1px dotted black;
}
border: none must come first, to remove all the default border styling that...
How do I get Windows to go as fast as Linux for compiling C++?
...ll these things, you wouldn't come close to the Linux perfomance. Give the test below a try and and post your timing if you disagree.
– b7kich
Dec 30 '11 at 20:54
6
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How do I select an element with its name attribute in jQuery? [duplicate]
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jQuery("[name='test']")
Although you should avoid it and if possible select by ID (e.g. #myId) as this has better performance because it invokes the native getElementById.
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How can I shuffle an array? [duplicate]
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Why isn't there a test of i !== j? That should save a bit of time
– Regnoult
Feb 25 '18 at 14:27
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Return HTTP status code 201 in flask
...a user account you would do something like:
return {"data": {"username": "test","id":"fdsf345"}}, 201
Note the postfixed number is the status code returned.
Alternatively, you may want to send a message to the client such as:
return {"msg": "Created Successfully"}, 201
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Http 415 Unsupported Media type error with JSON
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If you using Postman for testing, try to add this part to the Headers: Content-Type: application/json
– Z3d4s
Oct 4 '19 at 12:03
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Javascript checkbox onChange
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Here's a JsFiddle where all the different ways can be tested: click, keyboard, label and accesskey. They all trigger the event in Firefox.
– Roman Starkov
May 8 '15 at 12:59
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Placing Unicode character in CSS content value [duplicate]
...h "2" is not).
The identifier "te\st" is exactly the same identifier as "test".
Comprehensive list: Unicode Character 'DOWNWARDS ARROW' (U+2193).
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Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 更多技术 - 清泛网 - ...
...找到mysql的错误日志，InnoDB: Error: tablespace id in file ‘.\test\weibo_qq0.ibd’ is 112, but in the InnoDB InnoDB: data dictionary it is 1. 因为 weibo_qq0 之前的记录点在112，当前的表只创建一次，所以记录点是1.
d、那怎么从1记录到112。for ($1=1; $...