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Ternary operator is twice as slow as an if-else block?
...
RunIfElse(array, 1);
RunConditional(array, 1);
// Now really time it
RunIfElse(array, 1000);
RunConditional(array, 1000);
}
static void RunIfElse(int[] array, int iterations)
{
long value = 0;
Stopwatch sw = Stopwatch.Star...
How to “hibernate” a process in Linux by storing its memory to disk and restoring it later?
...e project to be unmantained and impossible to compile with recent kernels.
Now, I found two actively mantained projects providing the application checkpointing feature.
The first, the one I suggest 'cause I have better luck running it, is CRIU
that performs checkpoint/restore mainly in userspace, ...
Unique Key constraints for multiple columns in Entity Framework
...
With Entity Framework 6.1, you can now do this:
[Index("IX_FirstAndSecond", 1, IsUnique = true)]
public int FirstColumn { get; set; }
[Index("IX_FirstAndSecond", 2, IsUnique = true)]
public int SecondColumn { get; set; }
The second parameter in the attribu...
Best programming aids for a quadriplegic programmer
... posting more possibilities. I'll also add that (gasp) I've been a vi (and now vim) guy since 1980, so I'll have to be creating a "vi macro set" to complement the work that Andre has already done, and probably also a Notepad++ set, or an Aptana set (Eclipse + PyDev).
– Peter Ro...
Hibernate, @SequenceGenerator and allocationSize
We all know the default behaviour of Hibernate when using @SequenceGenerator - it increases real database sequence by one , multiple this value by 50 (default allocationSize value) - and then uses this value as entity ID.
...
How to use ssh agent forwarding with “vagrant ssh”?
... user to "git clone" but I can not use "root" user to "git clone". Do you know what seem to be the issue? Thanks
– Nam Nguyen
Jan 20 '14 at 8:31
7
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A simple explanation of Naive Bayes Classification
...ular input dataset (training set) so that later on we may test them for unknown inputs (which they have never seen before) for which they may classify or predict etc (in case of supervised learning) based on their learning. This is what most of the Machine Learning techniques like Neural Networks, S...
Most used parts of Boost [closed]
When I discovered boost::lexical_cast I thought to myself "why didn't I know about this sooner!" - I hated having to write code like
...
Default filter in Django admin
...otes... it requires Django 1.4, though, although that should be a given by now.
– Simon
May 16 '13 at 21:58
@Greg How ...
Why is Magento so slow? [closed]
...ply the DB writes stalling due to some badly written SQL, but I do realise now that there is much more going on behind the scenes that initially expected. As a note: caching was disabled due to products being added by the shop owner. When cache was on he complained of products not appearing forcing ...