大约有 46,000 项符合查询结果（耗时：0.0537秒） [XML]
Express: How to pass app-instance to routes from a different file?
I want to split up my routes into different files, where one file contains all routes and the other one the corresponding actions. I currently have a solution to achieve this, however I need to make the app-instance global to be able to access it in the actions.
My current setup looks like this:
...
Unique ways to use the Null Coalescing operator [closed]
...
Well, first of all, it's much easier to chain than the standard ternary:
string anybody = parm1 ?? localDefault ?? globalDefault;
vs.
string anyboby = (parm1 != null) ? parm1
: ((localDefault != null) ? localDefault
...
How to print without newline or space?
I'd like to do it in python . What I'd like to do in this example in c :
22 Answers
...
reformat in vim for a nice column layout
...
If you're on some kind of UNIX (Linux, etc), you can cheat and filter it through the column(1) command.
:%!column -t
The above will parse on delimiters inside string literals which is wrong, so you will likely need pre-processing steps and specifying the delimiter for this file for example:
...
INNER JOIN vs LEFT JOIN performance in SQL Server
...NNER JOIN to LEFT JOIN because the performance of LEFT JOIN is better, despite what I know. After I changed it, the speed of query got significantly improved.
...
Convert SVG to PNG in Python
...in an instance of StringIO . Should I use the pyCairo library? How do I write that code?
11 Answers
...
Make a program run slowly
...
Lower the priority using nice (and/or renice). You can also do it programmatically using nice() system call. This will not slow down the execution speed per se, but will make Linux scheduler allocate less (and possibly shorter) execution ti...
UnicodeDecodeError: 'ascii' codec can't decode byte 0xd1 in position 2: ordinal not in range(128)
I am attempting to work with a very large dataset that has some non-standard characters in it. I need to use unicode, as per the job specs, but I am baffled. (And quite possibly doing it all wrong.)
...
Convert python datetime to epoch with strftime
... you want to convert a python datetime to seconds since epoch you could do it explicitly:
>>> (datetime.datetime(2012,04,01,0,0) - datetime.datetime(1970,1,1)).total_seconds()
1333238400.0
In Python 3.3+ you can use timestamp() instead:
>>> datetime.datetime(2012,4,1,0,0).times...
Unable to start debugging because the object invoked has disconnected from its clients
...follow
|
edited Apr 23 at 3:09
answered Oct 10 '14 at 6:29
...