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How do I do base64 encoding on iOS?

...s) of data objRawData += 3; intLength -= 3; } // now deal with the tail end of things if (intLength != 0) { *objPointer++ = _base64EncodingTable[objRawData[0] >> 2]; if (intLength > 1) { *objPointer++ = _base64EncodingTable[((objRawD...
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Understanding repr( ) function in Python

... Can you also let us know some use cases when one should use repr function. I am unable to comprehend that – gaurav parashar May 17 '19 at 12:22 ...
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What does = +_ mean in JavaScript

...ample: +"1" cast "1" to pure number 1. var _ = "1"; var r = +_; r is now 1, not "1". Moreover, according to the MDN page on Arithmetic Operators: The unary plus operator precedes its operand and evaluates to its operand but attempts to converts it into a number, if it isn't already. [...
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How to implement an ordered, default dict? [duplicate]

... It's now offical Guido approved it. – Fruch Dec 20 '17 at 21:28  |  show...
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C++ mark as deprecated

...llows for the attribute to be in the same places as __declspec(deprecated) now, so the macro can be simplified. – bames53 Nov 29 '12 at 17:06  |  ...
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Get local IP address

... is right - if there are more than 1 IP address given to you, you need to know which network you're using. Guessing by taking the first or last is not the correct solution. – gbjbaanb Sep 4 '13 at 9:11 ...
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How much is the overhead of smart pointers compared to normal pointers in C++?

...e, and soon shared_ptrs become the default memory management technique. So now you have repeated 1-3% abstraction penalties which are taken over and over again. – Nathan Doromal Nov 27 '19 at 14:53 ...
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How to set a value of a variable inside a template code?

...rary() @register.assignment_tag def get_addressee(): return "World" Now you may use the get_addressee template tag in your templates: {% load hello_world %} {% get_addressee as addressee %} <html> <body> <h1>hello {{addressee}}</h1> </body> &lt...
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List all indexes on ElasticSearch server?

... @paweloque answer now looks like it's the correct solution; seems cleaner. curl http://localhost:9200/_stats/indexes\?pretty\=1 – notapatch Mar 28 '14 at 12:09 ...
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'is' versus try cast with null check

... casts seem to be performed as fast as they used to be but as and linq are now approximately 3 times faster. share | improve this answer | follow | ...