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Should I use Java's String.format() if performance is important?
...did.
Results:
Benchmark Mode Cnt Score Error Units
MyBenchmark.testOld thrpt 20 9645.834 ± 238.165 ops/s // using +
MyBenchmark.testNew thrpt 20 429.898 ± 10.551 ops/s // using String.format
Units are operations per second, the more the better. Benchmark sou...
Redirect stdout to a file in Python?
...ou could also use os.dup2() and wrap it into a context manager as shown in my answer
– jfs
Mar 16 '14 at 7:46
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How do I specify different Layouts in the ASP.NET MVC 3 razor ViewStart file?
I would like to have 2 separate Layouts in my application. Let's say one is for the Public section of the website and the other is for the Member side.
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What is the template binding vs binding?
...cribed in the MSDN. This is a very nice cheat sheet which in fact hangs on my wall right next to me. It gives a good overview of all the different bindings available.
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How does comparison operator works with null int?
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In my projects I am currently using VB.NET and it seems that nothing <> 1 = null in VB whereas null != 1 = true in C# - I have been using LinqPad to test the statements
– Luke T O'Brien
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How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica
...Play Store.
Sign in using your Google account
Once in the Store go to the 'My Apps' menu and let everything update (it fixes a lot of issues). Also try updating Google Play Services directly.
Now try searching for 'Netflix' and 'Google Drive'
If both apps show up in the results and you're able to Do...
Clearing using jQuery
...rk because MS have done it in a different way, the jquery method should in my opinion deal with it for you, else it would be worth pointing it out to the jquery team along with the method that IE requires. (I see people saying "this won't work on IE", but no vanilla javascript to show how it does wo...
How can I scale an image in a CSS sprite
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the background-size property did not work for my svg sprite with a fixed height and width, however scale did the trick.
– Andre
Jun 9 '15 at 20:58
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Reading GHC Core
...nt a lot of time learning Core by reading GHC source. Some is described in my undergraduate thesis from 2002, from page 16.
From using the ghc-core tool, to generate Core in a format I find pleasing.
Core in turn is translated into STG code, which looks something like:
The funny names in Core a...
JOIN two SELECT statement results
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@petrosmm I was asking myself the same thing but I guess it comes down to the size of the records and how you indexed your table. Then you should also compare this query to running multiple queries at the same time using EXPLAIN ANALYZE
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