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How to do a logical OR operation in shell scripting
...not that unix doesn't use them, it's that bash and all the other shells I know use them for input/output redirection.
– Cascabel
Nov 6 '10 at 2:28
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Meaning of @classmethod and @staticmethod for beginner? [duplicate]
...me the meaning of @classmethod and @staticmethod in python? I need to know the difference and the meaning.
12 Answers
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How to check Django version
...jango for our application. So I have two versions of Python, 2.6 and 2.7. Now I have installed Django. I could run the sample application for testing Django succesfuly. But how do I make sure whether Django uses the 2.6 or 2.7 version and what version of modules Django uses?
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Stop jQuery .load response from being cached
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Love it! Now I don't have to use overly verbose .ajax calls and can use the shortcuts!
– Gattster
Jun 1 '11 at 1:05
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ImportError: No module named matplotlib.pyplot
...u can write in cmd this line within quotes: "python .\get-pip.py"
Step 3: Now in cmd type: pip install matplotlib
And you should be through.
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How to test a confirm dialog with Cucumber?
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The selenium driver now supports this
From Capybara you would access it like this:
page.driver.browser.switch_to.alert.accept
or
page.driver.browser.switch_to.alert.dismiss
or
page.driver.browser.switch_to.alert.text
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How to properly document S4 class slots using Roxygen2?
... answer for Roxygen2 5.0.1, current as of 6.0.1
For S4, the best practice now is documenting using the @slot tag:
#' The title for my S4 class that extends \code{"character"} class.
#'
#' Some details about this class and my plans for it in the body.
#'
#' @slot myslot1 A logical keeping track of ...
Why do people say there is modulo bias when using a random number generator?
...t defined in cstdlib (see this article for a general overview on rand()).
Now what happens if you want to generate a random number between say 0 and 2? For the sake of explanation, let's say RAND_MAX is 10 and I decide to generate a random number between 0 and 2 by calling rand()%3. However, rand()...
How to convert string to char array in C++?
I would like to convert string to char array but not char* . I know how to convert string to char* (by using malloc or the way I posted it in my code) - but that's not what I want. I simply want to convert string to char[size] array. Is it possible?
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When to use StringBuilder in Java [duplicate]
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Actually, nowadays I really would almost never use anything else than Strings. I used to advocate for these, but with advances of the JVM it's almost NEVER necessary anymore, fortunately. If you have a look at the bytecode for the abov...