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sort object properties and JSON.stringify
...b. That way, all the recursion complexity is handled by stringify, and we know that it knows its stuff, and how to handle each object type :
function JSONstringifyOrder( obj, space )
{
var allKeys = [];
JSON.stringify( obj, function( key, value ){ allKeys.push( key ); return value; } )
...
What is an idempotent operation?
...e HTTP itself) of why PUT can be resent without worries while POST cannot. Now it appears that we are simply required to conform to the HTTP standards and the behaviour is totally based on how the server is implemented
– mangusta
Feb 22 at 6:11
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How to add custom validation to an AngularJS form?
...on
Custom Validation Directives
Edit: using ngMessages in 1.3.X
You can now use the ngMessages module instead of ngShow to show your error messages. It will actually work with anything, it doesn't have to be an error message, but here's the basics:
Include <script src="angular-messages.js"&g...
Check if a table exists in Rails
...ecord::Base.connection.data_source_exists? 'table_name' is the correct one now
– Dorian
Dec 30 '16 at 1:35
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show 1 more comment
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Opacity of div's background without affecting contained element in IE 8?
...lists a few other browsers it doesn't work in, but they're all very old by now; all browsers in current use except IE6/7/8 will work with rgba colours.
The good news is that you can force IE to work with this as well, using a hack called CSS3Pie. CSS3Pie adds a number of modern CSS3 features to old...
iPhone Keyboard Covers UITextField
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This official solution is now wrapped in a control see here:- stackoverflow.com/a/17707094/1582217
– Mohd Iftekhar Qurashi
Apr 10 '14 at 19:03
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Arguments or parameters? [duplicate]
.... Once defined, the parameters of a function are fixed and won't change.
Now consider an invocation of that function:
int result = divide(8, 4);
In this case, 8 and 4 are the arguments passed to the function. The numerator parameter is set to the value of the argument 8, and denominator is set...
Why does sizeof(x++) not increment x?
... variable length array is an array declared with the size being a value unknown during compilation, for instance if you read N from stdin and make int array[N]. This is one of C99 features, unavailable in C++.
– Kos
Nov 22 '11 at 11:23
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Displaying better error message than “No JSON object could be decoded”
...ew error message format. I don’t have time to track exact releases right now however.
– Martijn Pieters♦
Mar 14 at 0:29
1
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Finding duplicates in O(n) time and O(1) space
...will it work when i arrives at the home location, m? Yes it will, because now, even though at this new i we find that the 1st half of the if condition, A[i] != i, is true, the 2nd half tests whether the location it points to is a home location and finds that it isn't. In this situation we no longe...