大约有 48,000 项符合查询结果（耗时：0.0591秒） [XML]
How to execute PHP code from the command line?
...function_exists("my_func")) echo 'function exists'; directly with the command line without having to use a seperate php file.
...
How do I decode HTML entities in Swift?
I am pulling a JSON file from a site and one of the strings received is:
23 Answers
23...
How do I create a list of random numbers without duplicates?
...
This will return a list of 10 numbers selected from the range 0 to 99, without duplicates.
import random
random.sample(range(100), 10)
With reference to your specific code example, you probably want to read all the lines from the file once and then select rand...
Getting the encoding of a Postgres database
...
A programmatic solution:
SELECT pg_encoding_to_char(encoding) FROM pg_database WHERE datname = 'yourdb';
share
|
improve this answer
|
...
What is the “Execute Around” idiom?
...e Around" idiom (or similar) I've been hearing about?
Why might I use it, and why might I not want to use it?
8 Answers
...
Specify pane percentage in tmuxinator project
...e preset layouts (such as main-vertical). From the man page:
In addition, select-layout may be used to apply a previously used layout -
the list-windows command displays the layout of each window in a form
suitable for use with select-layout. For example:
$ tmux list-windows
0: ks...
How can I get the version defined in setup.py (setuptools) in my package?
...o have thought you were asking), put the version string in a separate file and read that file's contents in setup.py.
You could make a version.py in your package with a __version__ line, then read it from setup.py using execfile('mypackage/version.py'), so that it sets __version__ in the setup.py n...
How to create a remote Git repository from a local one?
...e push/pull tracker for your local repository (git remote add origin URL), and then locally you just say git push origin master. Now any other repository can pull from the remote repository.
share
|
...
How add “or” in switch statements?
...sizes: 1=Small 2=Medium 3=Large");
Console.Write("Please enter your selection: ");
string s = Console.ReadLine();
int n = int.Parse(s);
int cost = 0;
switch(n)
{
case 1:
cost += 25;
break;
...
What is the difference between save and export in Docker?
I am playing around with Docker for a couple of days and I already made some images (which was really fun!). Now I want to persist my work and came to the save and export commands, but I don't fully understand them.
...