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Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
...sh Ruesch! He not yet shared benchmark test project anywhere! FYI I'm Just started learning your RoboSpice with retrofit sample facing this notification issue :)
– LOG_TAG
Apr 24 '14 at 8:20
...
Apache Spark: map vs mapPartitions?
...nd iterate than call map. I am assuming that this is just the overhead of starting the language engine that will process the map task. (I'm in R, which may have more startup overhead.) If you would be performing multiple operations, then mapPartitions seems to be quite a bit faster -- I'm assumin...
What's the difference between a temp table and table variable in SQL Server?
...r nvarchar characters).
Full script to reproduce (best run on an instance started in single user mode and using sqlcmd mode)
:setvar tablename "@T"
:setvar tablescript "DECLARE @T TABLE"
/*
--Uncomment this section to test a #temp table
:setvar tablename "#T"
:setvar tablescript "CREATE TABLE ...
How to access property of anonymous type in C#?
...rsions please regard the hint at the end of this answer.
Background
As a starting point, I found a good answer here. The idea is to convert the anonymous data type into a dictionary by using reflection. The dictionary makes it easy to access the properties, since their names are stored as keys (yo...
Lock, mutex, semaphore… what's the difference?
... thread.
Thread thread = new Thread(new ParameterizedThreadStart(Guest));
thread.Start(i);
}
}
public static void Guest(object args)
{
// Wait to enter the nightclub (a semaphore to be released).
Console.Wri...
Java 8 Streams: multiple filters vs. complex condition
... always complex filter giving better results, irrespective of which thread starts first. Below are the results. Test #1: {count=100, sum=7207, min=65, average=72.070000, max=91} Test #3: {count=100, sum=7959, min=72, average=79.590000, max=97} Test #2: {count=100, sum=8869, min=79, average=88.690000...
ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
...st attempted that, but we can see many many problems with it's benchmark, starting with "the results fluctuate widely depending on the OS". Also, what if there's a black sheep that do horrible stuff like buffer copying on every I/O? Then because of that sheep, we may be forced to prevent writing c...
Why is C so fast, and why aren't other languages as fast or faster? [closed]
...ess thousands of lines of data in less time then Java or .NET programs can start up. It is one of the frustrations that I have with the more modern languages. C is great for lean programs that need minimal runtime requirements. PowerBasic is great for that also.
– bruceatk
...
STL or Qt containers?
...
I started by using std::(w)string and the STL containers exclusively and converting to/from the Qt equivalents, but I have already switched to QString and I find that I'm using Qt's containers more and more.
When it comes to s...
Saving an Object (Data persistence)
...est bet is to use dill, which can serialize almost anything in python.
We start with a class…
Python 2.7.8 (default, Jul 13 2014, 02:29:54)
[GCC 4.2.1 Compatible Apple Clang 4.1 ((tags/Apple/clang-421.11.66))] on darwin
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>...