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Pass variables to Ruby script via command line
... parse lists of parameters into a single option and can generate your help for you.
Also, if any of your information being passed in is pretty static, that doesn't change between runs, put it into a YAML file that gets parsed. That way you can have things that change every time on the command-line,...
How can you make a custom keyboard in Android?
...ss variables that you have to create.
Then you need the following function for opening the keyboard ( you must associate it with the TextView through the onClick xml property)
public void openKeyboard(View v)
{
mKeyboardView.setVisibility(View.VISIBLE);
mKeyboardView.setEnabled...
How to pass a user defined argument in scrapy spider
...
Spider arguments are passed in the crawl command using the -a option. For example:
scrapy crawl myspider -a category=electronics -a domain=system
Spiders can access arguments as attributes:
class MySpider(scrapy.Spider):
name = 'myspider'
def __init__(self, category='', **kwargs):
...
How to generate keyboard events in Python?
...x), ctypes.sizeof(x))
def AltTab():
"""Press Alt+Tab and hold Alt key for 2 seconds
in order to see the overlay.
"""
PressKey(VK_MENU) # Alt
PressKey(VK_TAB) # Tab
ReleaseKey(VK_TAB) # Tab~
time.sleep(2)
ReleaseKey(VK_MENU) # Alt~
if __name__ == "__main__":
...
Multi-line string with extra space (preserved indentation)
...
Heredoc sounds more convenient for this purpose. It is used to send multiple commands to a command interpreter program like ex or cat
cat << EndOfMessage
This is line 1.
This is line 2.
Line 3.
EndOfMessage
The string after << indicates wher...
Is generator.next() visible in Python 3?
I have a generator that generates a series, for example:
3 Answers
3
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What is SYSNAME data type in SQL Server?
What is the SQL Server SYSNAME data type for? BOL says:
8 Answers
8
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Outputting data from unit test in python
...ware of the ability to create a customized message, which can carry some information, but sometimes you might deal with more complex data, that can't easily be represented as a string.
...
Get class name of django model
...e__.
Django models are derived from the ModelBase, which is the Metaclass for all models.
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How do I get the number of elements in a list?
...several different types in Python - both built-in types and library types. For example:
>>> len([1,2,3])
3
Official 2.x documentation is here: len()
Official 3.x documentation is here: len()
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