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Evenly distributing n points on a sphere
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In this example code node[k] is just the kth node. You are generating an array N points and node[k] is the kth (from 0 to N-1). If that is all that is confusing you, hopefully you can use that now.
(in other words, k is an array of size N that is defined before the code fragment starts, and which...
UnboundLocalError on local variable when reassigned after first use
..., the local scope isn't usually handled as a dict, it's internally just an array (locals() will populate a dict to return, but changes to it don't create new locals). The parse phase is finding each assignment to a local and converting from name to position in that array, and using that position whe...
Difference Between Invoke and DynamicInvoke
...ar that an object[] is involved. There are lots of extra costs here:
the array
validating the passed arguments are a "fit" for the actual MethodInfo
unboxing etc as necessary
reflection-invoke
then the caller needs to do something to process the return value
Basically, avoid DynamicInvoke when-e...
Database development mistakes made by application developers [closed]
...bles.
Just this week I ran across some code where someone had imploded an array and inserted it into a single field in a database. Normalizing that would be to treat element of that array as a separate row in a child table (ie a one-to-many relationship).
This also came up in Best method for stor...
Do checkbox inputs only post data if they're checked?
...s, such as with the extra hidden textbox, then the backend will receive an array of values.
– Salami
Mar 11 '16 at 9:18
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How to convert JSON to a Ruby hash
...github.com/json/?
Failing that, you could just parse it out? If it's only arrays you're interested in, something to split the above out will be quite simple.
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How does the socket API accept() function work?
...IP maintains a database (meaning I don't care what kind of table/list/tree/array/magic data structure it uses) of active sockets and listens on the Server Port. When it receives a message (via the server's TCP/IP stack), it checks the Client IP and Port against the database. If the Client IP and C...
Priority queue in .Net [closed]
...ents interface IPriorityQueue<T> using an interval heap stored as an array of pairs. The FindMin and
FindMax operations, and the indexer’s get-accessor, take time O(1). The DeleteMin,
DeleteMax, Add and Update operations, and the indexer’s set-accessor, take time
O(log n). In contrast to a...
Select objects based on value of variable in object using jq
... to_entries and from_entries to convert between objects and key-value pair arrays. That along with map around the select
These functions convert between an object and an array of key-value
pairs. If to_entries is passed an object, then for each k: v entry in
the input, the output array incl...
What to do on TransactionTooLargeException
... there is a bug, where it kept a reference to the following list:
private ArrayList<Fragment.SavedState> mSavedState = new ArrayList<Fragment.SavedState>();
And when the Android's FragmentStatePagerAdapter attempts to save the state, it will call the function
@Override
public Parcel...