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Build tree array from flat array in javascript
... json has :
id : a unique id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
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is it possible to select EXISTS directly as a bit?
I was wondering if it's possible to do something like this (which doesn't work):
9 Answers
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Validate that end date is greater than start date with jQuery
How do I check/validate in jQuery whether end date [textbox] is greater than start date [textbox]?
15 Answers
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Why do I get an UnsupportedOperationException when trying to remove an element from a List?
I have this code:
16 Answers
16
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C++11 std::threads vs posix threads
...ther in practice?
What are technical differences except that std::thread is a class?
4 Answers
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Java : How to determine the correct charset encoding of a stream
With reference to the following thread:
Java App : Unable to read iso-8859-1 encoded file correctly
15 Answers
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setState vs replaceState in React.js
...rrent state, and replaces it with only what you provide. Usually setState is used unless you really need to remove keys for some reason; but setting them to false/null is usually a more explicit tactic.
While it's possible it could change; replaceState currently uses the object passed as the state...
Comparing object properties in c# [closed]
This is what I've come up with as a method on a class inherited by many of my other classes. The idea is that it allows the simple comparison between properties of Objects of the same Type.
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Swift make method parameter mutable?
How can I deal with this error without creating additional variable?
7 Answers
7
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What is the best method of handling currency/money?
...se a DECIMAL type in your database. In your migration, do something like this:
# precision is the total number of digits
# scale is the number of digits to the right of the decimal point
add_column :items, :price, :decimal, :precision => 8, :scale => 2
In Rails, the :decimal type is returne...