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Why were pandas merges in python faster than data.table merges in R in 2012?
...to data.table as presented.
UPDATE from data.table v1.8.0 released July 2012
Internal function sortedmatch() removed and replaced with chmatch()
when matching i levels to x levels for columns of type 'factor'. This
preliminary step was causing a (known) significant slowdown when t...
How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
... MainActivity extends Activity implements MyTaskInformer {
private TextView mMyTextView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mMyTextView = (TextView) findView...
Handler “ExtensionlessUrlHandler-Integrated-4.0” has a bad module “ManagedPipelineHandler” in its mo
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Doesn't work for Windows Server 2012. Read Zach's post on this page.
– Ivan Akcheurov
Dec 23 '13 at 10:49
...
Subtract 7 days from current date
...*24*60*60];
NSLog(@"7 days ago: %@", sevenDaysAgo);
output:
7 days ago: 2012-04-11 11:35:38 +0000
Hope it helps
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Where do I find the current C or C++ standard documents?
...EC 14882:2011 (C++11):
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf
ISO/IEC 14882:2014 (C++14):
https://github.com/cplusplus/draft/blob/master/papers/n4140.pdf?raw=true
ISO/IEC 14882:2017 (C++17):
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/n4659.pdf
Note that t...
How to connect to LocalDB in Visual Studio Server Explorer?
...r the project to compile. I also verified that I have Microsoft SQL Server 2012 Express LocalDB installed which came with Visual Studio 2013. I don't have any other instances of SQL installed on my local computer. The program runs and entries are added to the database and outputted in the console. B...
Converting Select results into Insert script - SQL Server [closed]
...g INSERT statements from tables.
Update: for SQL Server Management Studio 2012 (and newer), SSMS Toolpack is no longer free, but requires a modest licensing fee.
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80后夫妻创业，如今身价68亿，怎么做到？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...。他们是夫妻，合计持有上市公司汉鼎股份51.72%的股份。2012年3月，公司在创业板上市，...天蝎男王麒诚，生于1980年。双鱼女吴艳，生于1981年。他们是夫妻，合计持有上市公司汉鼎股份51.72%的股份。2012年3月，公司在创业板上市...
The Definitive C Book Guide and List
...ve, and very shallow).
Head First C - David Griffiths and Dawn Griffiths (2012).
Beginning C (5th Edition) - Ivor Horton (2013). Very good explanation of pointers, using lots of small but complete programs.
Sams Teach Yourself C in 21 Days - Bradley L. Jones and Peter Aitken (2002). Very good int...
What is the best way to detect a mobile device?
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So how mobile would you consider an android TV with mouse? How mobile is a windows PC that can run in dual mode (with keyboard, or as touch screen)? If you did this before the iPad was invented, then you had to add it later to all your sites. Next OSs coming out: Ubunt...