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Removing numbers from string [closed]

...t()]) >>> result 'abcd' This makes use of a list comprehension, and what is happening here is similar to this structure: no_digits = [] # Iterate through the string, adding non-numbers to the no_digits list for i in s: if not i.isdigit(): no_digits.append(i) # Now join all e...
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Does Python have a package/module management system?

...ood news! Python 3.4 ships with Pip. Pip has long been Python's de-facto standard package manager. You can install a package like this: pip install httpie Wahey! This is the best feature of any Python release. It makes the community's wealth of libraries accessible to everyone. Newbies are no lon...
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Given an array of numbers, return array of products of all other numbers (no division)

I was asked this question in a job interview, and I'd like to know how others would solve it. I'm most comfortable with Java, but solutions in other languages are welcome. ...
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What does DIM stand for in Visual Basic and BASIC?

What does DIM stand for in Visual Basic? 10 Answers 10 ...
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Making a mocked method return an argument that was passed to it

..."anotherString",mock.myFunction("anotherString")); } Since Mockito 1.9.5 and Java 8, you can also use a lambda expression: when(myMock.myFunction(anyString())).thenAnswer(i -> i.getArguments()[0]); share | ...
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How do I use installed packages in PyCharm?

...oject Settings → Project Interpreter. Then press configure interpreter, and navigate to the "Paths" tab. Press the + button in the Paths area. You can put the path to the module you'd like it to recognize. But I don't know the path.. Open the python interpreter where you can import the mod...
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How do I download a tarball from GitHub using cURL?

...ertificates problems on raw.github.com? I had problems to install homebrew and rvm on a new machine. I used to copy and paste from the homepage and was working. Now I get the certificate problem: ruby -e "$(curl -fsSL raw.github.com/mxcl/homebrew/go)" curl: (60) SSL certificate problem: unable to...
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What is the Haskell response to Node.js?

...g community is not envious of Node.js as it does non-blocking I/O natively and has ways to scale deployments easily to more than one processor (something not even built-in in Node.js). More details at http://journal.dedasys.com/2010/04/29/erlang-vs-node-js and Node.js or Erlang ...
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Why is creating a Thread said to be expensive?

...a fair bit of work involved: A large block of memory has to be allocated and initialized for the thread stack. System calls need to be made to create / register the native thread with the host OS. Descriptors need to be created, initialized and added to JVM-internal data structures. It is also e...
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Redirect stderr and stdout in Bash

I want to redirect both stdout and stderr of a process to a single file. How do I do that in Bash? 15 Answers ...