大约有 40,000 项符合查询结果（耗时：0.0442秒） [XML]
For files in directory, only echo filename (no path)
...s Parameter Expansion which is native to the shell and does not require a call to an external binary such as basename
However, might I suggest just using find
find /home/user -type f -printf "%f\n"
share
|
...
Benefits of using the conditional ?: (ternary) operator
...
I would basically recommend using it only when the resulting statement is extremely short and represents a significant increase in conciseness over the if/else equivalent without sacrificing readability.
Good example:
int result = Check...
GIT commit as different user without email / or only email
...name
The separation of the characters probably indicates that spaces are allowed, it could also be resembling initials.
The username has to be followed by 1 space, extra spaces will be truncated
<author@example.com> = optional email address
Must always be between < > signs.
The ema...
Node.js check if file exists
...ter a minute search try this :
var path = require('path');
path.exists('foo.txt', function(exists) {
if (exists) {
// do something
}
});
// or
if (path.existsSync('foo.txt')) {
// do something
}
For Node.js v0.12.x and higher
Both path.exists and fs.exists have been de...
Key existence check in HashMap
...than getting the value. So it won't optimize anything to check the key actually exists before getting the value. I know it's a generalization but it can help to understand.
– Colin Hebert
Sep 2 '10 at 12:42
...
How to return dictionary keys as a list in Python?
...]
New unpacking generalizations (PEP 448) were introduced with Python 3.5 allowing you to now easily do:
>>> newdict = {1:0, 2:0, 3:0}
>>> [*newdict]
[1, 2, 3]
Unpacking with * works with any object that is iterable and, since dictionaries return their keys when iterated throug...
Organizing a multiple-file Go project [closed]
...eath src, you can simply place your project mypack, and underneath that is all of your .go files including the mypack_test.go
go build will then build into the root level pkg and bin.
So your GOPATH might look like this:
~/projects/
bin/
pkg/
src/
mypack/
foo.go
...
Serialize form data to JSON [duplicate]
... @dev.pus: You might need to handle it in the [{"name":"username","value":"foo"}] format. Otherwise, you cannot handle multiple elements with the same name.
– Matthew Schinckel
Apr 26 '13 at 8:19
...
Setting Objects to Null/Nothing after use in .NET
Should you set all the objects to null ( Nothing in VB.NET) once you have finished with them?
15 Answers
...
#include in .h or .c / .cpp?
... In other cases yes, you can forward declare incomplete types like struct foo; or class bar; and not include the header file, but now you've increased your maintenance burden. You have to keep your forward declarations in sync with what's in the header file - it's just easier to include the header...