大约有 47,000 项符合查询结果（耗时：0.0703秒） [XML]
Java regex capturing groups indexes
...or 1*0, then $) versus ^0*1|1*0$ (^0*1 or 1*0$).
A capturing group, apart from grouping, will also record the text matched by the pattern inside the capturing group (pattern). Using your example, (.*):, .* matches ABC and : matches :, and since .* is inside capturing group (.*), the text ABC is rec...
Debug.Assert vs Exception Throwing
...contrived) practical example may help illuminate the difference:
(adapted from MoreLinq's Batch extension)
// 'public facing' method
public int DoSomething(List<string> stuff, object doohickey, int limit) {
// validate user input and report problems externally with exceptions
if(st...
What is the meaning of erb?
...".js.erb" or ".rxml" to ".xml.erb"
This format separates out content type from template engine which is "erb" in this case.
share
|
improve this answer
|
follow
...
how to get the current working directory's absolute path from irb
...do is get the current working directory's absolute path. Is this possible from irb? Apparently from a script it's possible using File.expand_path(__FILE__)
...
Python script to copy text to clipboard [duplicate]
...
See Pyperclip. Example (taken from Pyperclip site):
import pyperclip
pyperclip.copy('The text to be copied to the clipboard.')
spam = pyperclip.paste()
Also, see Xerox. But it appears to have more dependencies.
...
Difference between @Mock and @InjectMocks
...ass to inject mocks into:
@InjectMocks
private SomeManager someManager;
From then on, we can specify which specific methods or objects inside the class, in this case, SomeManager, will be substituted with mocks:
@Mock
private SomeDependency someDependency;
In this example, SomeDependency insid...
Iterate through every file in one directory
...
Dir has also shorter syntax to get an array of all files from directory:
Dir['dir/to/files/*'].each do |fname|
# do something with fname
end
share
|
improve this answer
...
PHP expresses two different strings to be the same [duplicate]
...t which also has both == and ===?
The answer is the behavior is different from PHP. In javascript, if you compare two value with same type, == is just same as ===, so type cast won't happen for compare with two same type values.
In javascript:
608E-4234 == 272E-3063 // true
608E-4234 == "272E-306...
How to remove all characters after a specific character in python?
...
Use rsplit() if you need to split by a character starting from the end of the string.
– Samuel
Dec 16 '14 at 0:03
...
How to test that no exception is thrown?
...sts will all turn up green.
I have noticed this question garners interest from time to time so I'll expand a little.
Background to unit testing
When you're unit testing it's important to define to yourself what you consider a unit of work. Basically: an extraction of your codebase that may or may...