大约有 46,000 项符合查询结果（耗时：0.0260秒） [XML]
Remove not alphanumeric characters from string
...xample that captures every key I could find on the keyboard:
var string = '123abcABC-_*(!@#$%^&*()_-={}[]:\"<>,.?/~`';
var stripped = string.replace(/[^A-Za-z0-9]/g, '');
console.log(stripped);
Outputs: '123abcABC'.
...
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators dif
...edited Apr 13 '16 at 6:59
Rizier123
55k1616 gold badges7777 silver badges119119 bronze badges
answered Sep 17 '08 at 6:57
...
How Do I Convert an Integer to a String in Excel VBA?
...he shortest way without declaring the variable is with Type Hints :
s$ = 123 ' s = "123"
i% = "123" ' i = 123
This will not compile with Option Explicit. The types will not be Variant but String and Integer
share
...
How to replace list item in best way
... item.
List<string> listOfStrings = new List<string> {"abc", "123", "ghi"};
listOfStrings[listOfStrings.FindIndex(ind=>ind.Equals("123"))] = "def";
share
|
improve this answer
...
Matplotlib scatter plot with different text at each data point
...3.51468, 3.02199]
z = [0.15, 0.3, 0.45, 0.6, 0.75]
n = [58, 651, 393, 203, 123]
fig, ax = plt.subplots()
ax.scatter(z, y)
for i, txt in enumerate(n):
ax.annotate(txt, (z[i], y[i]))
There are a lot of formatting options for annotate(), see the matplotlib website:
...
How to convert String to long in Java?
...g -> Long, Long.valueOf(primitiveLong). So Long number = Long.valueOf("123"), Long number = Long.parseLong("123") and Long number = Long.valueOf(Long.parseString("123") all end up doing pretty much the same thing. What you do want to be careful about is not calling constructors of the boxed pri...
Finding out whether a string is numeric or not
...
this is true for @"231.123" so: // newString consists only of the digits 0 through 9 and the . character
– Nicolas Tyler
Nov 14 '13 at 8:40
...
Restore the state of std::cout after manipulating it
... {
boost::io::ios_flags_saver ifs(x);
x << std::hex << 123;
}
share
|
improve this answer
|
follow
|
...
How do I create multiple submit buttons for the same form in Rails?
...
Similar solution to one suggested by @vss123 without using any gems:
resources :plan do
post :save, constraints: lambda {|req| req.params.key?(:propose)}, action: :propose
post :save, constraints: lambda {|req| req.params.key?(:finalize)}, action: :finalize
end...
Convert text into number in MySQL query
...
You can use CAST() to convert from string to int. e.g. SELECT CAST('123' AS INTEGER);
share
|
improve this answer
|
follow
|
...