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Android Bitmap to Base64 String
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305
use following method to convert bitmap to byte array:
ByteArrayOutputStream byteArrayOutputStr...
Performance surprise with “as” and nullable types
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Hidden features of Ruby
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From Ruby 1.9 Proc#=== is an alias to Proc#call, which means Proc objects can...
Most efficient way to convert an HTMLCollection to an Array
...rs do about this is outside the programmer's ken.
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Since ECMAScript 2015 (ES 6) there is also Array.from:
var arr = Array.from(htmlCollection);
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ECMAScript 2015 also provides the spread operator, which is functionally equivalent to Array.from (although note that Array.from supports a m...
How can I group by date time column without taking time into consideration
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Modern way to filter STL container?
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See the example from cplusplus.com for std::copy_if:
std::vector<int> foo = {25,15,5,-5,-...
String isNullOrEmpty in Java? [duplicate]
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How to parse JSON using Node.js? [closed]
... See how Heroku does it: https://devcenter.heroku.com/articles/config-vars#setting-up-config-vars-for-a-deployed-application. Find out how your platform does it, and use process.env to retrieve the config vars from within the code.
Parsing a string containing JSON data
var str = '{ "name": "Joh...
JavaScript pattern for multiple constructors
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JavaScript doesn't have function overloading, including for methods or constructors.
If you wan...
Maximum number of records in a MySQL database table
...ite all the time in one table and the users that never come in an archived set of tables.
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