大约有 7,000 项符合查询结果（耗时：0.0209秒） [XML]
Difference between app.all('*') and app.use('/')
...
// will match /product
// will match /product/cool
// will match /product/foo
app.all will match complete path
app.all( "/product" , handler);
// will match /product
// won't match /product/cool <-- important
// won't match /product/foo <-- important
app.all( "/product/*" , handler);...
What is the use of the %n format specifier in C?
...y given an example of what use it has. Here is one:
int n;
printf("%s: %nFoo\n", "hello", &n);
printf("%*sBar\n", n, "");
will print:
hello: Foo
Bar
with Foo and Bar aligned. (It's trivial to do that without using %n for this particular example, and in general one always could brea...
How to refer to relative paths of resources when working with a code repository
... You should be able to get to the parent directory using join(foo, '..'). So from /root/python_files/module/myfile, use os.path.join(os.path.dirname(__file__), '..', '..', 'resources')
– c089
Aug 14 '09 at 14:20
...
Meaning of “[: too many arguments” error from if [] (square brackets)
..." ]
then
echo "Argument required."
fi
It works correctly if you call foo.sh or foo.sh arg1. But if you pass multiple args like foo.sh arg1 arg2, you will get errors. This is because it's being expanded to [ -z arg1 arg2 ], which is not a valid syntax.
The correct way to check for existence of...
Default parameter for CancellationToken
...ace methods, the same can be achieved using extension methods:
interface IFoo
{
Task DoAsync(CancellationToken ct);
}
static class Foo
{
public static Task DoAsync(this IFoo foo) => foo.DoAsync(CancellationToken.None);
}
This results in a slimmer interface and spares implementers from...
PHP convert XML to JSON
...veXML() );
$json = json_decode( json_encode( $sxml ) );
by doing so, <foo bar="3">Lorem</foo> will not end up as {"foo":"Lorem"} in your JSON.
share
|
improve this answer
|
...
Convert line-endings for whole directory tree (Git)
...ory tree and MANY file name patterns:
src1dir .cpp .hpp .xml bigbar !footmp
2. short format with a list of explicite file names:
letter1.txt revenues9.xls report3\turnover5.ppt
3. long format with MANY dir trees and file masks PER dir tree:
-dir src1 src2 !src\save -file foos...
What is the best way to iterate over a dictionary?
...ociative array in another language:
foreach(var item in myDictionary)
{
foo(item.Key);
bar(item.Value);
}
Or, if you only need to iterate over the collection of keys, use
foreach(var item in myDictionary.Keys)
{
foo(item);
}
And lastly, if you're only interested in the values:
foreach(v...
Coroutine vs Continuation vs Generator
...it takes will be a function (which will be our current continuation).
def foo(x, y, cc):
cc(max(x, y))
biggest = callcc(foo, [23, 42])
print biggest
What would happen is that callcc() would in turn call foo() with the current continuation (cc), that is, a reference to the point in the program...
The function to show current file's full path in mini buffer
...es of funcall to call a function that is stored as the value of a variable foo, because if you used (foo) you would be using the function slot of foo rather than the value slot.
– phils
Feb 13 '18 at 6:52
...