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Upgrade python packages from requirements.txt using pip command
How do I upgrade all my python packages from requirements.txt file using pip command?
13 Answers
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error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g
...an older Xcode project (which used to compile just fine), and now I'm seeing a lot of errors of this form:
4 Answers
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How to replace spaces in file names using a bash script
...rsively replace spaces with underscores in file and directory names starting from a given root directory? For example:
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How to check if an object is a generator object in python?
In python, how do I check if an object is a generator object?
9 Answers
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Is there any difference between GROUP BY and DISTINCT
I learned something simple about SQL the other day:
26 Answers
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VIM ctrlp.vim plugin: how to rescan files?
I have come across the awesome ctrlp.vim plugin . It is a good alternative to the Command-T plugin which I have used before. What I did not like about Command-T is that it would take about 20-30 seconds to rescan files when it is invoked for the first time after starting vim.
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Looking for a clear definition of what a “tokenizer”, “parser” and...
I am looking for a clear definition of what a "tokenizer", "parser" and "lexer" are and how they are related to each other (e.g., does a parser use a tokenizer or vice versa)? I need to create a program will go through c/h source files to extract data declaration and definitions.
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How to count string occurrence in string?
How can I count the number of times a particular string occurs in another string. For example, this is what I am trying to do in Javascript:
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How do I test a file upload in rails?
I have a controller which is responsible for accepting JSON files and then processing the JSON files to do some user maintenance for our application. In user testing the file upload and processing works, but of course I would like to automate the process of testing the user maintenance in our testin...
curl -GET and -X GET
...lso offers the same methods without. I've tried both and I can't seem to figure out the difference. Can someone explain to me quickly how these two operations differ?
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