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Fastest way to determine if an integer's square root is an integer
I'm looking for the fastest way to determine if a long value is a perfect square (i.e. its square root is another integer):
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How do I scroll to an element using JavaScript?
I am trying to move the page to a <div> element.
18 Answers
18
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How can I make a WPF combo box have the width of its widest element in XAML?
I know how to do it in code, but can this be done in XAML ?
12 Answers
12
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Is there a vim command to relocate a tab?
How can I change the position / order of my current tab in Vim ? For example, if I want to reposition my current tab to be the first tab?
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
The limit of int is from -2147483648 to 2147483647.
5 Answers
5
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The specified named connection is either not found in the configuration, not intended to be used wit
I have a one entity framework object and when I add it to my project, the connectionstring
is added to app.config in the connectionstring section, but when I want to create new entitycontext and use this connectionstring , this error appears
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In android studio,cannot load 2 facets-unknown facet type:android and android-gradle
When I open android studio I am getting an error- "Error loading project: Cannot load 2 facets. When I clicked to see the error the following appeared
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Gradle: Execution failed for task ':processDebugManifest'
I'm getting a gradle error at building since yesterday - it just came randomly....
32 Answers
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Is there ever a time where using a database 1:1 relationship makes sense?
I was thinking the other day on normalization, and it occurred to me, I cannot think of a time where there should be a 1:1 relationship in a database.
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