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How to escape a pipe char in a code statement in a markdown table?
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Difference between Google APIs (x86 System Image) and Google APIs (ARM System Image) in Android 4.4.
...ocessor was doing to also emulate the ARM instruction set.
At Android 4.0.3 (API 15) Intel provided their own x86 based Android system image. This could then be used to create AVDs that did not need to do ARM translation. Combined with the Intel Hardware Accelerated Execution Manager (HAXM) the x86...
Rails Model find where not equal
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230
In Rails 4.x (See http://edgeguides.rubyonrails.org/active_record_querying.html#not-conditions)...
Mongoose's find method with $or condition does not work properly
...se').Types.ObjectId;
var objId = new ObjectId( (param.length < 12) ? "123456789012" : param );
// You should make string 'param' as ObjectId type. To avoid exception,
// the 'param' must consist of more than 12 characters.
User.find( { $or:[ {'_id':objId}, {'name':param}, {'nickname':param} ]},...
Sort Dictionary by keys
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let dictionary = [
"A" : [1, 2],
"Z" : [3, 4],
"D" : [5, 6]
]
let sortedKeys = Array(dictionary.keys).sorted(<) // ["A", "D", "Z"]
EDIT:
The sorted array from the above code contains keys only, while values have to be retrieved from the original dictiona...
MySQL CONCAT returns NULL if any field contain NULL
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answered Apr 1 '13 at 10:01
John WooJohn Woo
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Devise form within a different controller
... Rupert Madden-AbbottRupert Madden-Abbott
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jQuery - Create hidden form element on the fly
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David HellsingDavid Hellsing
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std::vector versus std::array in C++
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326
std::vector is a template class that encapsulate a dynamic array1, stored in the heap, that gr...
Initialize a long in Java
...imitive Data Types - oracle doc says the range of long in Java is -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 .
But when I do something like this in my eclipse
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