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Git: Permission denied (publickey) fatal - Could not read from remote repository. while cloning Git

I am unable to clone a Git repository, and getting this error: 30 Answers 30 ...
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What is the difference between `let` and `var` in swift?

...Answer cannot be changed afterwards. This is why anything weak can't be written using let. They need to change during runtime and you must be using var instead. The var defines an ordinary variable. What is interesting: The value of a constant doesn’t need to be known at compile time, but y...
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How to detect IE11?

... IE11 no longer reports as MSIE, according to this list of changes it's intentional to avoid mis-detection. What you can do if you really want to know it's IE is to detect the Trident/ string in the user agent if navigator.appName returns Netscape, something like (the untested); functi...
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Add only non-whitespace changes

I have my text editor to automatically trim trailing whitespace upon saving a file, and I am contributing to an open source project that has severe problems with trailing whitespace. ...
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Querying DynamoDB by date

I'm coming from a relational database background and trying to work with amazon's DynamoDB 7 Answers ...
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JavaScript string encryption and decryption?

...tps://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.2/rollups/aes.js" integrity="sha256-/H4YS+7aYb9kJ5OKhFYPUjSJdrtV6AeyJOtTkw6X72o=" crossorigin="anonymous"></script> <br><br> <label>encrypted</label> <div id="demo1"></div> <br> <label&g...
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Java SafeVarargs annotation, does a standard or best practice exist?

... examples on the Internet and on StackOverflow about the particular issue with generics and varargs. Basically, it's when you have a variable number of arguments of a type-parameter type: <T> void foo(T... args); In Java, varargs are a syntactic sugar that undergoes a simple "re-writing" at...
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Set environment variables on Mac OS X Lion

When someone says "edit your .plist file" or "your .profile" or ".bash_profile" etc, this just confuses me. I have no idea where these files are, how to create them if I have to do that, etc, and also why there seem to be so many different ones (why? Do they do different things?) ...
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How dangerous is it to compare floating point values?

I know UIKit uses CGFloat because of the resolution independent coordinate system. 11 Answers ...
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Iterate a list as pair (current, next) in Python

I sometimes need to iterate a list in Python looking at the "current" element and the "next" element. I have, till now, done so with code like: ...