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NodeJS: How to decode base64 encoded string back to binary? [duplicate]
... and the following method should instead be used to construct a new buffer from a base64 encoded string:
var b64string = /* whatever */;
var buf = Buffer.from(b64string, 'base64'); // Ta-da
For Node.js v5.11.1 and below
Construct a new Buffer and pass 'base64' as the second argument:
var b64str...
How can I String.Format a TimeSpan object with a custom format in .NET?
...self must be escaped unless you're using a verbatim string).
This excerpt from the MSDN Custom TimeSpan Format Strings page explains about escaping the ":" and "." characters in a format string:
The custom TimeSpan format specifiers do not include placeholder separator symbols, such as the symb...
Is there a way to reduce the size of the git folder?
...r possibly relevant command is git clean which will delete untracked files from your tree (manual page).
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What does “export” do in shell programming? [duplicate]
...and also lines just showing $ to show more clearly that there is no output from the grep command. Of course, feel free to rollback if you think this loses readability
– fedorqui 'SO stop harming'
Apr 26 '15 at 18:53
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MongoDB or CouchDB - fit for production? [closed]
...mongo in production for over a year now. They are using it for everything from users and blog posts, to every image on the site.
shopwiki is using it for a few things including real time analytics and a caching layer. They are doing over 1000 writes per second to a fairly large database.
If you g...
How can I obfuscate (protect) JavaScript? [closed]
...ld easily decode them. Encryption is the only way to truly prevent anyone from accessing your data, and most people find that to be more security than they need.
Sidenote:
Obfuscation in Javascript has been known to cause some bugs. The obfuscators are getting a little better about it, but many o...
I want to remove double quotes from a String
...(str.length -1). substr expects 2 arguments, where the first is the offset from which the substring starts, the second is its length. Since we don't want the last char, anymore than we want the first, that length is str.length - 2. Easy-peazy.
Tips:
More on lookaround assertions can be found here
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What does yield mean in PHP?
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What is yield?
The yield keyword returns data from a generator function:
The heart of a generator function is the yield keyword. In its simplest form, a yield statement looks much like a return statement, except that instead of stopping execution of the function and ...
How can I get a resource content from a static context?
I want to read strings from an xml file before I do much of anything else like setText on widgets, so how can I do that without an activity object to call getResources() on?
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Explaining Python's '__enter__' and '__exit__'
...plained above, use this object with the with statement (you may need to do from __future__ import with_statement at the top of the file if you're on Python 2.5).
with DatabaseConnection() as mydbconn:
# do stuff
PEP343 -- The 'with' statement' has a nice writeup as well.
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