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网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...8%AF%9D
1、没NU下：
页面meta=utf8：（要求长度为：6）
test1.asp?q=%D0%A6%BB%B0 乱码（Ц）: 长度为4 － 长度不够
test1.asp?q=%E7%AC%91%E8%AF%9D 正常 : 长度为6
页面meta=gbk：（要求长度为：4）
test2.asp?q=%D0%A6%BB%B0 正常 : ...
How do you check if a variable is an array in JavaScript? [duplicate]
... the one you have chosen.
variable.constructor === Array
This is the fastest method on Chrome, and most likely all other browsers. All arrays are objects, so checking the constructor property is a fast process for JavaScript engines.
If you are having issues with finding out if an objects proper...
What's the best way to unit test protected & private methods in Ruby?
What's the best way to unit test protected and private methods in Ruby, using the standard Ruby Test::Unit framework?
16 ...
Node.js vs .Net performance
...
I did a rudimentary performance test between nodejs and IIS.
IIS is about 2.5 times faster than nodejs when dishing out "hello, world!".
code below.
my hardware:
Dell Latitude E6510, Core i5 (dual core), 8 GB RAM, Windows 7 Enterprise 64 bit OS
node serve...
Why is printing to stdout so slow? Can it be sped up?
... device) to complete.
To make the comparison fair, you must make the file test use the same output buffering as the terminal, which you can do by modifying your example to:
fp = file("out.txt", "w", 1) # line-buffered, like stdout
[...]
for x in range(lineCount):
fp.write(line)
os.fsync(...
Virtual Serial Port for Linux
I need to test a serial port application on Linux, however, my test machine only has one serial port.
8 Answers
...
How to efficiently concatenate strings in go
... buffer bytes.Buffer
for i := 0; i < 1000; i++ {
buffer.WriteString("a")
}
fmt.Println(buffer.String())
}
This does it in O(n) time.
share
|
improve this answer
|...
Performance surprise with “as” and nullable types
...ficient code, no value conversions have to be considered.
The is operator test is easy, just check if the object isn't null and is of the expected type, takes but a few machine code instructions. The cast is also easy, the JIT compiler knows the location of the value bits in the object and uses th...
How can I test an AngularJS service from the console?
...
@JustGoscha Here is what I did to test. I went to docs.angularjs.org/api in chrome. Opened the console. Typed the code in section a of my answer and then typed the code in section b.. You should see Hello World.. Can you attempt that ?
–...
Detect if value is number in MySQL
...
If your data is 'test', 'test0', 'test1111', '111test', '111'
To select all records where the data is a simple int:
SELECT *
FROM myTable
WHERE col1 REGEXP '^[0-9]+$';
Result: '111'
(In regex, ^ means begin, and $ means end)
To select...