大约有 45,000 项符合查询结果（耗时：0.0303秒） [XML]
Why does ReSharper tell me “implicitly captured closure”?
...n a little astonished to find the rules were different here. The more you know, I guess.
– dlf
Mar 3 '16 at 20:06
...
python location on mac osx
I'm a little confused with the python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned
...
How to make URL/Phone-clickable UILabel?
...
Setting the font is now done by: button.titleLabel.font = [UIFont systemFontOfSize:size];
– Leon
Apr 16 '18 at 8:12
...
logger configuration to log to file and print to stdout
...ogging module to log some debug strings to a file which works pretty well. Now in addition, I'd like to use this module to also print the strings out to stdout. How do I do this? In order to log my strings to a file I use following code:
...
how to use javascript Object.defineProperty
...-shop owner might realize that the discount can't be greater than say 80%. Now you need to find EVERY occurence of the discount modification in the client code and add a line
if(obj.discount>80) obj.discount = 80;
Then the e-shop owner may further change his strategy, like "if the customer is ...
How to use underscore.js as a template engine?
...verflow
. It says we can use underscore.js as a template engine. anybody know good tutorials about how to use underscore.js for templating, especially for biginners who have less experience with advanced javascript. Thanks
...
How to suppress “unused parameter” warnings in C?
...tatic void UNUSED_FUNCTION(foo)(int bar) { ... }
Note 1):
As far as I know, MSVC doesn't have an equivalent to __attribute__((__unused__)).
Note 2):
The UNUSED macro won't work for arguments which contain parenthesis,so if you have an argument like float (*coords)[3] you can't do,float UNUSED...
How to copy a row and insert in same table with a autoincrement field in MySQL?
...ou go Stored Procedure you don't go back - you're married to that database now and just adds to the costs whenever you want to change.
– Yzmir Ramirez
Feb 13 '12 at 2:41
11
...
Always pass weak reference of self into block in ARC?
... NSUInteger idx, BOOL *stop) {
[self doSomethingWithObj:obj];
}];
Now, your object (self) has an explicit strong reference to the block. And the block has an implicit strong reference to self. That's a cycle, and now neither object will be deallocated properly.
Because, in a situation like...
Error: No default engine was specified and no extension was provided
...t get my pages displaying, I looked up why and came on to info on express. Now I followed info on the express 4.2 page, and ran into the error above which you helped with. Now I got ejs and it still does not seem to be all I need. Can you please give me a flow of how this ought to work please?
...