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How do I call one constructor from another in Java?
...l a constructor from another (within the same class, not from a subclass)? If yes how? And what could be the best way to call another constructor (if there are several ways to do it)?
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Store password in TortoiseHg
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@max 1) Maybe true in theory, but OP specifically stated he's using an auto-generated password 2) version control stops this, you can see all changes that were checked in, how could this be an issue? 3) if someone has access to plaintext passwords stored on your com...
How long is the SHA256 hash?
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If you think you might want to block a user in the future, then I suggest using varchar(65) for a leading !... just saying.
– Manatax
Mar 9 '14 at 21:42
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How can I convert this foreach code to Parallel.ForEach?
...al threading overhead
The following example clearly demonstrates the difference between traditional foreach loop and
Parallel.ForEach() Example
using System;
using System.Diagnostics;
using System.Threading;
using System.Threading.Tasks;
namespace ParallelForEachExample
{
class Progra...
Accessing dict_keys element by index in Python3
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Not a full answer but perhaps a useful hint. If it is really the first item you want*, then
next(iter(q))
is much faster than
list(q)[0]
for large dicts, since the whole thing doesn't have to be stored in memory.
For 10.000.000 items I found it to be almost 40....
How do I remove the Devise route to sign up?
...t.
The original question was :
Is there any good way to remove a specific route (the delete route)
from Rails?
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What is the difference between t.belongs_to and t.references in rails?
What is the difference between t.references and t.belongs_to ?
Why are we having those two different words? It seems to me they do the same thing?
Tried some Google search, but find no explanation.
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Image.Save(..) throws a GDI+ exception because the memory stream is closed
... to save as an image. When i try to save the image, it throws an exception if the memory stream used to create the image, was closed before the save. The reason i do this is because i'm dynamically creating images and as such .. i need to use a memory stream.
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Xcode 4 and Core Data: How to enable SQL Debugging
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is there any way i can log only if it inserts into database not for other case ?
– Bishal Ghimire
Dec 13 '13 at 9:09
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Performing Breadth First Search recursively
...s, to implement something that follows the semantics of BFS at some cost. If the cost of comparison is expensive but node traversal is cheap, then as @Simon Buchan did, you can simply run an iterative depth-first search, only processing the leaves. This would mean no growing queue stored in the he...