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Regex Named Groups in Java
...atching Strings with Balanced Parentheses slide)
Example:
String:
"TEST 123"
RegExp:
"(?<login>\\w+) (?<id>\\d+)"
Access
matcher.group(1) ==> TEST
matcher.group("login") ==> TEST
matcher.name(1) ==> login
Replace
matcher.replaceAll("aaaaa_$1_sssss_$2____") ==> aaa...
CSS \9 in width property
... \0 instead of \9 will apply it to IE10 as well
– abc123
Oct 9 '13 at 21:26
21
@abc123 lets hope ...
Restore the state of std::cout after manipulating it
... {
boost::io::ios_flags_saver ifs(x);
x << std::hex << 123;
}
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AngularJS: Service vs provider vs factory
...ided code.
Here's a great further explanation by Misko:
provide.value('a', 123);
function Controller(a) {
expect(a).toEqual(123);
}
In this case the injector simply returns the value as is. But what if you want to compute the value? Then use a factory
provide.factory('b', function(a) {
return ...
REST URI convention - Singular or plural name of resource while creating it
...ll likely error, as this request doesn't make any sense, whereas /resource/123 makes perfect sense.
Using /resource instead of /resources is similar to how you would do this if you were working with, say, a file system and a collection of files and /resource is the "directory" with the individual 1...
What is the maximum length of latitude and longitude? [closed]
... misleading. A completely different issue.
– bugmenot123
May 2 '18 at 15:03
Do you know why the valid latitudes are fr...
Normal arguments vs. keyword arguments
...ords in the front. They can be in any order!
func(foo="bar", baz=5, hello=123)
func(baz=5, foo="bar", hello=123)
You should also know that if you use default arguments and neglect to insert the keywords, then the order will then matter!
def func(foo=1, baz=2, hello=3): ...
func("bar", 5, 123)
...
Convert string to integer type in Go?
... fmt.Printf("i=%d, type: %T\n", i, i)
}
Output (if called with argument "123"):
i=123, type: int
i=123, type: int64
i=123, type: int
Parsing Custom strings
There is also a handy fmt.Sscanf() which gives even greater flexibility as with the format string you can specify the number format (like ...
Asserting successive calls to a mock method
...ch function call receives a tuple of (args, kwargs), so to check that "foo(123)" was called correctly, you need to "assert mock.call_args == ((123,), {})", which is a mouthful compared to "call(123)"
– Jonathan Hartley
Jan 25 '16 at 20:52
...
How can I sort arrays and data in PHP?
...
Might be a bit of a big edit: gist.github.com/Rizier123/24a6248758b53245a63e839d8e08a32b but if you think it is an improvement and I included everything essential I can apply it.
– Rizier123
Jun 2 '16 at 16:30
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