大约有 46,000 项符合查询结果（耗时：0.0573秒） [XML]
How to print a float with 2 decimal places in Java?
...
Please be carefull as String.format depend on your current Local configuration, you may not get a dot as a separator. Prefer using String.format(java.util.Locale.US,"%.2f", val);
– Gomino
Mar 2 '16 at 16:59
...
PowerShell Script to Find and Replace for all Files with a Specific Extension
...
This powershell example looks for all instances of the string "\foo\" in a folder and its subfolders, replaces "\foo\" with "\bar\" AND DOES NOT REWRITE files that don't contain the string "\foo\" This way you don't destroy the file last update datetime stamps where the string w...
Can an html element have multiple ids?
I understand that an id must be unique within an HTML/XHTML page.
18 Answers
18
...
Python data structure sort list alphabetically
... are the very basics of programming in Python.
What you have is a list of strings. You can sort it like this:
In [1]: lst = ['Stem', 'constitute', 'Sedge', 'Eflux', 'Whim', 'Intrigue']
In [2]: sorted(lst)
Out[2]: ['Eflux', 'Intrigue', 'Sedge', 'Stem', 'Whim', 'constitute']
As you can see, words...
How to remove extension from string (only real extension!)
...ename()
(PHP 4, PHP 5)
var_dump(basename('test.php', '.php'));
Outputs: string(4) "test"
share
|
improve this answer
|
follow
|
...
What's the difference between an id and a class?
What's the difference between <div class=""> and <div id=""> when it comes to CSS? Is it alright to use <div id=""> ?
...
Evaluating a mathematical expression in a string
...s a class, so I can use it
more easily in other places.
'''
class NumericStringParser(object):
'''
Most of this code comes from the fourFn.py pyparsing example
'''
def pushFirst(self, strg, loc, toks):
self.exprStack.append(toks[0])
def pushUMinus(self, strg, loc, to...
How to calculate the time interval between two time strings
...is what you need here. Specifically, the strptime function, which parses a string into a time object.
from datetime import datetime
s1 = '10:33:26'
s2 = '11:15:49' # for example
FMT = '%H:%M:%S'
tdelta = datetime.strptime(s2, FMT) - datetime.strptime(s1, FMT)
That gets you a timedelta object that...
Binding to static property
I'm having a hard time binding a simple static string property to a TextBox.
12 Answers
...
Convert base-2 binary number string to int
I'd simply like to convert a base-2 binary number string into an int, something like this:
8 Answers
...