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Why is reading lines from stdin much slower in C++ than Python?
...nes of string input from stdin using Python and C++ and was shocked to see my C++ code run an order of magnitude slower than the equivalent Python code. Since my C++ is rusty and I'm not yet an expert Pythonista, please tell me if I'm doing something wrong or if I'm misunderstanding something.
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Why is volatile not considered useful in multithreaded C or C++ programming?
...lves are always a platform-dependent extension prior to C++11 and C11. To my knowledge, every C and C++ environment that provides a threading extension also provides a "memory barrier" extension. Regardless, volatile is always useless for multi-threaded programming. (Except under Visual Studio, w...
There is no ViewData item of type 'IEnumerable' that has the key 'xxx'
... on Stack Overflow but none with an answer that seem to fix the problem in my current situation.
10 Answers
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PHP multidimensional array search by value
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@JakubTruneček Hi i have faced this problem in my code but i have quite different thing. In my case 'uid' value present multiple times so i need to get an arrays of founded key.
– Bhavin Thummar
Sep 25 '18 at 11:54
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Error when installing windows SDK 7.1
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Success! I was able to purge the vc++ 2010 redistributables from my machine using Microsoft's Fix it utility: http://support.microsoft.com/mats/Program_Install_and_Uninstall
It was able to find both the x64 and x86 versions of the redistributable and uninstall it, removing ~120 entries fr...
Where am I wrong about my project and these Javascript Frameworks?
...screen and add tabs to view the textarea in markup of some format as well. My other main option would be some flavor of markItUp.
– funkyeah
Mar 8 '11 at 22:13
add a comment
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How do I get the currently displayed fragment?
... transaction you should use a tag.
fragTrans.replace(android.R.id.content, myFragment, "MY_FRAGMENT");
...and later if you want to check if the fragment is visible:
MyFragment myFragment = (MyFragment)getSupportFragmentManager().findFragmentByTag("MY_FRAGMENT");
if (myFragment != null && my...
Running Internet Explorer 6, Internet Explorer 7, and Internet Explorer 8 on the same machine
Like everyone else, I need to test my code on Internet Explorer 6 and Internet Explorer 7. Now Internet Explorer 8 has some great tools for developer, which I'd like to use. I'd also like to start testing my code with Internet Explorer 8, as it will soon be released.
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unix diff side-to-side results?
.../test2
Test
$ cat a $ cat b
hello hello
my name my name
is me is you
Let's compare them:
$ diff -y a b
hello hello
my name ...
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...Problem #12 from Project Euler as a programming exercise and to compare my (surely not optimal) implementations in C, Python, Erlang and Haskell. In order to get some higher execution times, I search for the first triangle number with more than 1000 divisors instead of 500 as stated in the origin...