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Base64 Java encode and decode a string [duplicate]
I want to encode a string into base64 and transfer it through a socket and decode it back.
6 Answers
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How to get a random number in Ruby
How do I generate a random number between 0 and n ?
17 Answers
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Timertask or Handler
Let's say that I want to perform some action every 10 seconds and it doesn't necessarily need to update the view.
3 Answer...
How do I pass an extra parameter to the callback function in Javascript .filter() method?
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Make startsWith accept the word to compare against and return a function which will then be used as filter/callback function:
function startsWith(wordToCompare) {
return function(element) {
return element.indexOf(wordToCompare) === 0;
}
}
addressBook.filter(...
Is the primary key automatically indexed in MySQL?
...implicit when defining the primary key? Is the answer the same for MyISAM and InnoDB?
9 Answers
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Installing a local module using npm?
...roject-dir
$ npm link ../package-dir
This is equivalent to using two commands above under the hood.
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Is it pythonic to import inside functions?
... new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import line to the top of the file.
One other point, I prefer to get an ImportError exception before any code is run -- as a sanity check, so that's an...
NPM cannot install dependencies - Attempt to unlock something which hasn't been locked
...per photusenigma at: https://github.com/npm/npm/issues/4815
Run these commands in a terminal window (note - DON'T replace the $USER part...thats a linux command to get your user!):
sudo chown -R $USER ~/.npm
sudo chown -R $USER /usr/local/lib/node_modules
...and...if you're on a mac (like I am),...
Is effective C++ still effective?
...t on his own blog
Which may lead you to wonder whether the information and advice in
this pre-C++0x edition of Effective C++ remains relevant. I'm pleased
to report that it does. Surprisingly so, in fact. Having spent nearly
two years steeped in the details of C++0x, I expected to groan a ...
When do we need curly braces around shell variables?
In shell scripts, when do we use {} when expanding variables?
7 Answers
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