大约有 30,000 项符合查询结果（耗时：0.0335秒） [XML]
How to convert decimal to hexadecimal in JavaScript
...
Convert a number to a hexadecimal string with:
hexString = yourNumber.toString(16);
And reverse the process with:
yourNumber = parseInt(hexString, 16);
share
|
...
Default implementation for Object.GetHashCode()
...already been added into a dictionary, reference equality is perfect. With strings, as you note, one is usually more interested in whether a string containing the same sequence of characters has already been added. That's why string overrides GetHashCode. On the other hand, suppose you want to kee...
How to convert a currency string to a double with jQuery or Javascript?
I have a text box that will have a currency string in it that I then need to convert that string to a double to perform some operations on it.
...
Convert an image to grayscale in HTML/CSS
...: grayscale(100%);
filter: gray; /* IE6+ */
Take care to replace "utf-8" string by your file encoding.
This method should be faster than the other because the browser will not need to do a second HTTP request.
share
...
Determine if string is in list in JavaScript
In SQL we can see if a string is in a list like so:
14 Answers
14
...
Split List into Sublists with LINQ
...n Enumerable.Range(1, int.MaxValue)
.Select(x => x + new string('x', 100000))
.Clump(10000).Skip(100).First())
{
Console.Write('.');
}
// OutOfMemoryException
Finally, any implementation should be able to handle out of order iteration of chunks, for example:
En...
MongoDB: Is it possible to make a case-insensitive query?
...
Especially if you're interpolating a string ({foo: /#{x}/i}) that could have a question mark in it..
– Peter Ehrlich
Dec 16 '11 at 18:53
17
...
Padding characters in printf
... justification, but you can just omit subtracting the length of the second string if you want ragged-right lines.
pad=$(printf '%0.1s' "-"{1..60})
padlength=40
string2='bbbbbbb'
for string1 in a aa aaaa aaaaaaaa
do
printf '%s' "$string1"
printf '%*.*s' 0 $((padlength - ${#string1} - ${#st...
Test if a string contains any of the strings from an array
How do I test a string to see if it contains any of the strings from an array?
14 Answers
...
How do I design a class in Python?
... a defined noun, or some other kind of "primitive" or "atomic" data like a string or a float or something irreducible.
For each action or operation, you have to identify which noun has the responsibility, and which nouns merely participate. It's a question of "mutability". Some objects get update...