大约有 45,000 项符合查询结果（耗时：0.0589秒） [XML]
How can you use an object's property in a double-quoted string?
...double-quoted string it will be replaced by that variable's value:
$foo = 2
"$foo"
becomes
"2"
If you don't want that you have to use single quotes:
$foo = 2
'$foo'
However, if you want to access properties, or use indexes on variables in a double-quoted string, you have to enclose that sub...
Conveniently map between enum and int / String
... JeffJeff
3,43111 gold badge1919 silver badges3232 bronze badges
...
How do Trigonometric functions work?
... |
edited Dec 5 '08 at 21:09
answered Dec 5 '08 at 20:59
...
How can I get list of values from dict?
...
Yes it's the exact same thing in Python 2:
d.values()
In Python 3 (where dict.values returns a view of the dictionary’s values instead):
list(d.values())
share
|
...
Best data type to store money values in MySQL
...
12 Answers
12
Active
...
Why is the shovel operator (
...
264
Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340...
How do I allow HTTPS for Apache on localhost?
...f you don't have a copy, you'll need to download it. My copy was in Apache2\bin folder which is how I reference it below.
Steps:
Ensure you have write permissions to your Apache conf folder
Open a command prompt in Apache2\conf folder
Type
..\bin\openssl req -config openssl.cnf -new -out blarg....
Google Maps zoom control is messed up
...
Dónal
173k161161 gold badges522522 silver badges778778 bronze badges
answered Jan 16 '12 at 11:55
Konrad DzwinelKonrad Dzwinel
...
Catch Ctrl-C in C
...
212
With a signal handler.
Here is a simple example flipping a bool used in main():
#include &l...
What is the fastest way to get the value of π?
...
22 Answers
22
Active
...