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How do I encode and decode a base64 string?

... Null checks for input strings in both functions and the solution is perfect :) – Sverrir Sigmundarson Mar 29 '14 at 23:05 24 ...
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How to check if a variable is an integer in JavaScript?

How do I check if a variable is an integer in JavaScript, and throw an alert if it isn't? I tried this, but it doesn't work: ...
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How can I echo a newline in a batch file?

... The period thing in "echo." never stops amazing me. It's so dated, and still I always forget that the dot must be strictly concatenated with the command name, with no spaces between. There's no error in the post of yours, I'm writing this just as a reminder: "echo ." != "echo." ! ...
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Python error “ImportError: No module named”

...ssing __init__.py (now called __init__.py.bin) means python doesn't understand toolkit as a package. You create __init__.py in the appropriate directory and everything works... ? share | improve th...
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(Built-in) way in JavaScript to check if a string is a valid number

...ter-intuitive. +num converts empty strings or strings with spaces to zero, and isNaN() assumes the same: +'' // 0 +' ' // 0 isNaN('') // false isNaN(' ') // false But parseInt() does not agree: parseInt('') // NaN parseInt(' ') // NaN ...
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Finding out whether a string is numeric or not

...ring is made up of numbers only. I am taking out a substring from a string and want to check if it is a numeric substring or not. ...
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Growing Amazon EBS Volume sizes [closed]

I'm quite impressed with Amazon's EC2 and EBS services. I wanted to know if it is possible to grow an EBS Volume. 11 Answer...
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Given an RGB value, how do I create a tint (or shade)?

... an RGB value, like 168, 0, 255 , how do I create tints (make it lighter) and shades (make it darker) of the color? 3 Answ...
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How can I create an object and add attributes to it?

I want to create a dynamic object (inside another object) in Python and then add attributes to it. 16 Answers ...
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What does “WARN Could not determine content-length of response body.” mean and how to I get rid of i

...Core's members: https://twitter.com/luislavena/status/108998968859566080 And the answer: https://twitter.com/tenderlove/status/108999110136303617 ya, it's fine. Need to clean it up, but nothing is being hurt. share ...