大约有 44,700 项符合查询结果（耗时：0.0437秒） [XML]
Returning an array using C
...
232
You can't return arrays from functions in C. You also can't (shouldn't) do this:
char *retur...
Call a python function from jinja2
I am using jinja2, and I want to call a python function as a helper, using a similar syntax as if I were calling a macro. jinja2 seems intent on preventing me from making a function call, and insists I repeat myself by copying the function into a template as a macro.
...
Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
...
22 Answers
22
Active
...
How to add a 'or' condition in #ifdef
...
328
#if defined(CONDITION1) || defined(CONDITION2)
should work. :)
#ifdef is a bit less typing, ...
Nginx serves .php files as downloads, instead of executing them
...ome .php file it's just downloading it...
for example... http://5.101.99.123/info.php it's working but... If I go to the main http://5.101.99.123 it's downloading my index.php :/
...
How do I byte-compile everything in my .emacs.d directory?
...
213
C-u 0 M-x byte-recompile-directory
will compile all the .el files in the directory and in all...
Jenkins / Hudson environment variables
...
21 Answers
21
Active
...
What is the difference between Python and IPython?
...e, high performance tools for parallel computing.
Note that the first 2 lines tell you it helps you make the most of using Python. Thus, you don't need to alter your code, the IPython shell runs your python code just like the normal python shell does, only with more features.
I recommend readi...
Adding two numbers concatenates them instead of calculating the sum
...
22 Answers
22
Active
...
what is the difference between 'transform' and 'fit_transform' in sklearn
...
22
The .transform method is meant for when you have already computed PCA, i.e. if you have already...