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What to do Regular expression pattern doesn't match anywhere in string?

... for what you're trying to do regex is a perfectly valid solution. This is because you are NOT trying to match balanced tags-- THAT would be impossible with regex! But you are only matching what's in one tag, and that's perfectly regular. Here's the problem, though. You can't do it with just one re...
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Create a .csv file with values from a Python list

... import csv with open(..., 'wb') as myfile: wr = csv.writer(myfile, quoting=csv.QUOTE_ALL) wr.writerow(mylist) Edit: this only works with python 2.x. To make it work with python 3.x replace wb with w (see this SO answer) with open(..., 'w', n...
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Get last n lines of a file, similar to tail

I'm writing a log file viewer for a web application and for that I want to paginate through the lines of the log file. The items in the file are line based with the newest item on the bottom. ...
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Converting Dictionary to List? [duplicate]

... Your problem is that you have key and value in quotes making them strings, i.e. you're setting aKey to contain the string "key" and not the value of the variable key. Also, you're not clearing out the temp list, so you're adding to ...
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Download data url file

I'm playing with the idea of making a completely JavaScript-based zip/unzip utility that anyone can access from a browser. They can just drag their zip directly into the browser and it'll let them download all the files within. They can also create new zip files by dragging individual files in. ...
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How to 'grep' a continuous stream?

Is that possible to use grep on a continuous stream? 12 Answers 12 ...
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How to merge YAML arrays?

I would like to merge arrays in YAML, and load them via ruby - 5 Answers 5 ...
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Can't subtract offset-naive and offset-aware datetimes

...ezone aware timestamptz field in PostgreSQL. When I pull data from the table, I then want to subtract the time right now so I can get it's age. ...
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Pros and cons of using sbt vs maven in Scala project [closed]

Which build tool is the best for Scala? What are the pros and cons of each of them? How to I determine which one of them to use in a project? ...
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UITableViewCell subview disappears when cell is selected

I'm implementing a color-chooser table view where the user can select amongst, say, 10 colors (depends on the product). The user can also select other options (like hard drive capacity, ...). ...