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Why does cURL return error “(23) Failed writing body”?

...it wants it will close the read stream from curl. cURL doesn't expect this and emits the "Failed writing body" error. A workaround is to pipe the stream through an intermediary program that always reads the whole page before feeding it to the next program. E.g. curl "url" | tac | tac | grep -qs f...
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How to run Ruby code from terminal?

...o start the interactive Ruby environment, where you can type lines of code and see the results immediately. share | improve this answer | follow | ...
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Setting Django up to use MySQL

I want to move away from PHP a little and learn Python. In order to do web development with Python I'll need a framework to help with templating and other things. ...
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How to drop multiple columns in postgresql

... You can even leave out 'COLUMN' and use ALTER TABLE table DROP col1, DROP col2; – Ondrej Burkert Sep 11 '15 at 10:45 ...
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Strip HTML from strings in Python

...e, I'm trying to find a way to only show the contents of each HTML element and not the formatting itself. If it finds '<a href="whatever.com">some text</a>' , it will only print 'some text', '<b>hello</b>' prints 'hello', etc. How would one go about doing this? ...
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Correct way to pass multiple values for same parameter name in GET request

... Indeed, there is no defined standard. To support that information, have a look at wikipedia, in the Query String chapter. There is the following comment: While there is no definitive standard, most web frameworks allow multiple values to be associat...
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How to create function that returns nothing

...ite a function with pl/pgsql . I'm using PostgresEnterprise Manager v3 and using shell to make a function, but in the shell I must define return type. If I don't define the return type, I'm not able to create a function. ...
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What is the difference between lower bound and tight bound?

...the upper bound, while Omega is the lower bound. Theta requires both Big O and Omega, so that's why it's referred to as a tight bound (it must be both the upper and lower bound). For example, an algorithm taking Omega(n log n) takes at least n log n time, but has no upper limit. An algorithm taking...
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Creating instance of type without default constructor in C# using reflection

...ance without calling a constructor. I found this class by using Reflector and digging through some of the core .Net serialization classes. I tested it using the sample code below and it looks like it works great: using System; using System.Collections.Generic; using System.Linq; using System.Te...
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Omitting the second expression when using the if-else shorthand

Can I write the if else shorthand without the else ? 8 Answers 8 ...