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How to create ls in windows command prompt?
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You could:
create a batch file called ls.bat and have it contain the dir command only
add the directory where the ls.bat file exists to your PATH environment variable
You could then execute ls from a command prompt.
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How do you delete all text above a certain line
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dgg
will delete everything from your current line to the top of the file.
d is the deletion command, and gg is a movement command that says go to the top of the file, so when used together, it means delete from my current position to the top of the file.
Also
dG
will delete all lines at ...
How do I copy directories recursively with gulp?
...**/*' is the important part. That expression is a glob which is a powerful file selection tool. For example, for copying only .js files use: 'input/folder/**/*.js'
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Securely storing environment variables in GAE with app.yaml
... does not suit the project. Rather, I'd like to swap out the values from a file that is listed in .gitignore on each deployment of the app.
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facebook: permanent Page Access Token?
...generate_token($args);
function generate_token($args){
$r=json_decode(file_get_contents("https://graph.facebook.com/v2.8/oauth/access_token?grant_type=fb_exchange_token&client_id={$args['appid']}&client_secret={$args['appsecret']}&fb_exchange_token={$args['usertoken']}")); // get lo...
How can I make an EXE file from a Python program? [duplicate]
...til these projects improve the Python Virtual Machine (PVM) for standalone files.
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Reference — What does this symbol mean in PHP?
...epending on where they are used.
__LINE__: The current line number of the file.
__FILE__: The full path and filename of the file. If used inside an include, the name of the included file is returned. Since PHP 4.0.2, __FILE__ always contains an absolute path with symlinks resolved whereas in older...
Why is the .bss segment required?
...fore the program begins running. These values
are part of the executable file. They are loaded into memory when the
executable file is loaded into memory for execution.
The important thing to remember about the .data section is that the
more initialized data items you define, the larger ...
How can I check for Python version in a program that uses new language features?
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EDIT: to get control early enough, you could split it into different .py files and check compatibility in the main file before importing (e.g. in __init__.py in a package):
# __init__.py
# Check compatibility
try:
eval("1 if True else 2")
except SyntaxError:
raise ImportError("requires terna...
Fetch frame count with ffmpeg
Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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