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Is the NOLOCK (Sql Server hint) bad practice?
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Take a very well optimized query that you know is hitting proper indexes. Then add nolock hints and watch it get faster. If you don't care about dirty reads you will never hurt yourself using nolock.
– Hardwareguy
Apr 13 '11 at...
What should I do if the current ASP.NET session is null?
...nableSession = true)]
By specifying the EnableSession value, you will now have a managed session to play with. If you don’t specify this value, you will get a null Session object, and more than likely run into null reference exceptions whilst trying to access the session object.
Thanks to M...
Sankey Diagrams in R?
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In addition to rCharts, Sankey diagrams can now be also generated in R with googleVis (version >= 0.5.0). For example, this post describes the generation of the following diagram using googleVis:
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C++11 std::threads vs posix threads
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Use std::thread now and forever. It's cross platform and as another answerer said it's future proof and does not suffer from performance bottlenecks.
– Nikos
Sep 25 '19 at 11:19
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Difference between std::result_of and decltype
...f a deduction failure. That has been corrected in C++14: std::result_of is now required to be SFINAE-friendly (thanks to this paper).
So on a conforming C++14 compiler, std::result_of_t<F(Args...)> is strictly superior. It's clearer, shorter, and correctly† supports more Fs‡ .
†Unless...
Get nodes where child node contains an attribute
...if title is not a direct child of book, but somewhere deeper and we don't know where exactly? //book[/title/@lang = 'it'] doesn't seem to work?
– Martin Konicek
Oct 28 '13 at 11:35
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Closing multiple issues in Github with a commit message
I know you can close issues by putting closes #1 or fixes #1 in the commit message. What is the best way to close multiple issues in the same commit message?
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How to bind function arguments without binding this?
... which weren't available yet by the time I first posted this. It's updated now.
– GOTO 0
Nov 20 '16 at 8:58
This is gr...
How to set RelativeLayout layout params in code not in xml?
... username.setWidth(px);
//Add widget to layout(button is now a child of layout)
atulsLayout.addView(redButton,buttonDetails);
atulsLayout.addView(username,usernameDetails);
//Set these activities content/display to this view
setConte...
Compiling C++11 with g++
...n that I have to use the flag -std=c++0x or -std=gnu++0x , but I don't know many things about flags. Can anyone help me? (I'm using Ubuntu 12.04.)
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