大约有 7,000 项符合查询结果（耗时：0.0169秒） [XML]
Delete empty lines using sed
...er solutions can preserve the original colors. Compare unbuffer apt search foo | grep . to unbuffer apt search foo | grep -v ^$
– wisbucky
Apr 25 '19 at 23:12
add a comment
...
Add a prefix to all Flask routes
..._)
app.debug = True
app.wsgi_app = PrefixMiddleware(app.wsgi_app, prefix='/foo')
@app.route('/bar')
def bar():
return "The URL for this page is {}".format(url_for('bar'))
if __name__ == '__main__':
app.run('0.0.0.0', 9010)
Visit http://localhost:9010/foo/bar,
You will get the right re...
Is there a better way to express nested namespaces in C++ within the header
...HELPER, _Namespace, __VA_ARGS__)
Now you can do this:
NAMESPACE_BEGIN(Foo, Bar, Baz)
class X { };
NAMESPACE_END(Baz, Bar, Foo) // order doesn't matter, NAMESPACE_END(a, b, c) would work equally well
Foo::Bar::Baz::X x;
For nesting deeper than three levels you would have to add helper macro...
Variable name as a string in Javascript
...and be able to retrieve both.
var obj = { myFirstName: 'John' };
obj.foo = 'Another name';
for(key in obj)
console.log(key + ': ' + obj[key]);
share
|
improve this answer
...
How do you create a Distinct query in HQL
...anged to protect identities)
String queryString = "select distinct f from Foo f inner join foo.bars as b" +
" where f.creationDate >= ? and f.creationDate < ? and b.bar = ?";
return getHibernateTemplate().find(queryString, new Object[] {startDate, endDate, bar});
...
Key existence check in HashMap
...
Do you ever store a null value? If not, you can just do:
Foo value = map.get(key);
if (value != null) {
...
} else {
// No such key
}
Otherwise, you could just check for existence if you get a null value returned:
Foo value = map.get(key);
if (value != null) {
...
} ...
Collapse sequences of white space into a single character and trim string
...ling spaces, and eliminate all of them. it won't deal with "hello foo"
– Brian Postow
Sep 15 '09 at 14:09
2
...
Generic htaccess redirect www to non-www
...ut this flag, apache will change the requested URL http://www.example.com/?foo%20bar to http://www.example.com/?foo%2250bar
share
|
improve this answer
|
follow
...
Read environment variables in Node.js
...
this also works for assigning variables. process.env.FOO = "foo"; works.
– chicks
Sep 11 '15 at 17:16
16
...
http to https apache redirection
...he VirtualHost file. It is the recommended method.
– foochow
Sep 25 '13 at 23:54
4
After changing...