大约有 6,261 项符合查询结果（耗时：0.0196秒） [XML]
gitignore does not ignore folder
In the root of my project I have a foo folder. Inside the foo folder I have a bar folder. I would like to ignore all changes to all files inside my bar folder. I have this in my gitignore :
...
TypeError: ObjectId('') is not JSON serializable
..., Code
>>> from bson.json_util import dumps
>>> dumps([{'foo': [1, 2]},
... {'bar': {'hello': 'world'}},
... {'code': Code("function x() { return 1; }")},
... {'bin': Binary("")}])
'[{"foo": [1, 2]}, {"bar": {"hello": "world"}}, {"code": {"$code": "function x()...
Does Flask support regular expressions in its URL routing?
..., port=5000)
this URL should return with 200: http://localhost:5000/abc0-foo/
this URL should will return with 404: http://localhost:5000/abcd-foo/
share
|
improve this answer
|
...
SQL query for finding records where count > 1
...9-12-14'),
(2,789,77777,'2009-12-14'),
(2,789,77777,'2009-12-14');
select foo.user_id, foo.cnt from
(select user_id,count(account) as cnt, dt from payment group by account, dt) foo
where foo.cnt > 1;
share
|
...
Import CSV to SQLite
..."separator ," into ".mode csv". So you could try:
sqlite> create table foo(a, b);
sqlite> .mode csv
sqlite> .import test.csv foo
The first command creates the column names for the table. However, if you want the column names inherited from the csv file, you might just ignore the first li...
How to convert a ruby hash object to JSON?
...
You can also use JSON.generate:
require 'json'
JSON.generate({ foo: "bar" })
=> "{\"foo\":\"bar\"}"
Or its alias, JSON.unparse:
require 'json'
JSON.unparse({ foo: "bar" })
=> "{\"foo\":\"bar\"}"
share
...
Deleting an object in java?
...n by the garbage collector.
myObject = null may not do it; for example:
Foo myObject = new Foo(); // 1 reference
Foo myOtherObject = myObject; // 2 references
myObject = null; // 1 reference
All this does is set the reference myObject to null, it does not affect the object myObject once pointed...
ALTER TABLE to add a composite primary key
...ing queries:
A) SELECT person, place, thing FROM provider WHERE person = 'foo' AND thing = 'bar';
B) SELECT person, place, thing FROM provider WHERE person = 'foo' AND place = 'baz';
C) SELECT person, place, thing FROM provider WHERE person = 'foo' AND place = 'baz' AND thing = 'bar';
D) SELECT per...
What's the yield keyword in JavaScript?
...: Generators" by James Long for the official Harmony standard:
function * foo(x) {
while (true) {
x = x * 2;
yield x;
}
}
"When you call foo, you get back a Generator object which has a next
method."
var g = foo(2);
g.next(); // -> 4
g.next(); // -> 8
g.next()...
How does the vim “write with sudo” trick work?
...ointing out that this does not evaluate to the filename). For example, :%s/foo/bar means "in the current file, replace occurrences of foo with bar." If you highlight some text before typing :s, you'll see that the highlighted lines take the place of % as your substitution range.)
:w isn't updating ...