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Javascript event handler with parameters
...have. So, you could do this:
elem.addEventListener('click', function(a1, a2, e) {
// inside the event handler, you have access to both your arguments
// and the event object that the event handler passes
}.bind(elem, arg1, arg2));
...
Nested fragments disappear during transition animation
... which in turn uses getChildFragmentManager() to add fragments A1 and A2 in its onCreate like so:
16 Answers
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What does [object Object] mean?
...answered Aug 21 '14 at 6:25
user123444555621user123444555621
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Decorators with parameters?
...gt; print(foo)
<function _pseudo_decor.<locals>.ret_fun at 0x10666a2f0>
functools.wraps gives us a convenient method to "lift" the docstring and name to the returned function.
from functools import partial, wraps
def _pseudo_decor(fun, argument):
# magic sauce to lift the name an...
Regex Email validation
...ht, fail to catch at least two invalid formats: "Abc.@example.com" , "Abc..123@example.com"
– sean717
Aug 22 '12 at 5:22
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Regex to remove all (non numeric OR period)
...ern understood as:
[\d,\.]+
Enter string to check if matches pattern
> a2.3 fjdfadfj34 34j3424 2,300 adsfa
Group 0 match: "2.3"
Group 0 match: "34"
Group 0 match: "34"
Group 0 match: "3424"
Group 0 match: "2,300"
Then for each match, remove all commas and send that to the parser. To hand...
Batch file: Find if substring is in string (not in a file)
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When this is run in CMD.EXE, we get:
C:\DemoDev>y pqrs "abc def pqr 123"
got one - pattern not found
C:\DemoDev>y pqr "abc def pqr 123"
got zero - found pattern
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Escape single quote character for use in an SQLite query
...at way), so it would be :
INSERT INTO table_name (field1, field2) VALUES (123, 'Hello there''s');
Relevant quote from the documentation:
A string constant is formed by enclosing the string in single quotes ('). A single quote within the string can be encoded by putting two single quotes in a ...
When to use @QueryParam vs @PathParam
...blog I request
GET: myserver.com/myblog/posts
to get the post with id = 123, I would request
GET: myserver.com/myblog/posts/123
but to filter my list of posts, and get all posts since Jan 1, 2013, I would request
GET: myserver.com/myblog/posts?since=2013-01-01
In the first example "posts" i...
grant remote access of MySQL database from any IP address
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TO 'user'@'%'
% is a wildcard - you can also do '%.domain.com' or '%.123.123.123' and things like that if you need.
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