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How do I do base64 encoding on iOS?

I'd like to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library? ...
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The forked VM terminated without saying properly goodbye. VM crash or System.exit called

Please help me to solve this issue. I do not exactly understand what the error in the log means. 48 Answers ...
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UnicodeDecodeError when reading CSV file in Pandas with Python

I'm running a program which is processing 30,000 similar files. A random number of them are stopping and producing this error... ...
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0

...ests that it might be a firewall problem: I have just had this problem and found it was my firewall. I use PCTools Firewall Plus and it wasn't allowing full access to MySQL. Once I changed that it was fine. Hope that helps. Could that be it? Also, someone here suggests that it might be becaus...
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Is there a way to access method arguments in Ruby?

New to Ruby and ROR and loving it each day, so here is my question since I have not idea how to google it (and I have tried :) ) ...
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Cleaner way to update nested structures

... Zippers Huet's Zipper provides convenient traversal and 'mutation' of an immutable data structure. Scalaz provides Zippers for Stream (scalaz.Zipper), and Tree (scalaz.TreeLoc). It turns out that the structure of the zipper is automatically derivable from the original data str...
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How to add a WiX custom action that happens only on uninstall (via MSI)?

...ed it out. There are some solutions online, but none of them really works. And of course there is no documentation. So in the chart below there are several properties that are suggested to use and the values they have for various installation scenarios: So in my case I wanted a CA that will run o...
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Why am I getting a “401 Unauthorized” error in Maven?

...f you supply the wrong credentials (password etc). You also get an error (and off the top of my head is also a 401) if you try to publish something to a releases repository and that version already exists in the repository. So you might find that by publishing from the command line it works, but t...
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Call apply-like function on each row of dataframe with multiple arguments from each row

...mns. For each row in the dataframe, I want to call a function on the row, and the input of the function is using multiple columns from that row. For example, let's say I have this data and this testFunc which accepts two args: ...
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Bash script to calculate time elapsed

...a script in bash to calculate the time elapsed for the execution of my commands, consider: 10 Answers ...