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Blank space at top of UITextView in iOS 10
...view is a scroll view. View controllers will add a content offset automatically to scroll views, as it is assumed they will want to scroll up behind the nav bar and status bar.
To prevent this, set the following property on the view controller containing the text view:
self.automaticallyAdjustsSc...
Difference between View and table in sql
...tical queries on it.
Instead of sending the complex query to the database all the time, you can save the query as a view and then SELECT * FROM view
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Java Reflection Performance
Does creating an object using reflection rather than calling the class constructor result in any significant performance differences?
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Understanding FFT output
...sqrt (real * real + imag * imag). This number will always be positive. Now all you have to search is for the maximum value (ignore the first entry in your array. That is your DC offset and carries no frequency dependent information).
You get 32 real and 32 imaginary outputs because you are using a ...
Why does dividing two int not yield the right value when assigned to double?
... to explicitly convert both a and b to double simply for clarity, but it really doesn't matter.
– John Dibling
Sep 27 '11 at 15:31
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What are the differences between BDD frameworks for Java? [closed]
...tures seemed likely to end up tightly coupled to the html.
EasyB
Very shallow learning curve (even for non-Groovy Developers)
Extremely powerful DBUnit integration
Apparently no support for parameters (leads to either very vague stories or duplication between text and code (edit: actually there i...
What's a quick way to comment/uncomment lines in Vim?
... that it isn't the quickest way to do it with vim since it requires to install a plugin. Also the best answer has already received more votes but it hasn't been marked as solution.
– whirmill
Jul 10 '18 at 10:17
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What does the ng stand for in Angular.js directives
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The prefix ng stands for "Angular;" all of the built-in directives that ship with Angular use that prefix. Similarly, it is recommended that you do not use the ng prefix on your own directives in order to avoid possible name collisions in future versions of Ang...
Why are side-effects modeled as monads in Haskell?
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Suppose a function has side effects. If we take all the effects it produces as the input and output parameters, then the function is pure to the outside world.
So, for an impure function
f' :: Int -> Int
we add the RealWorld to the consideration
f :: Int -> RealWorl...
Ordering by specific field value first
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There's also the MySQL FIELD function.
If you want complete sorting for all possible values:
SELECT id, name, priority
FROM mytable
ORDER BY FIELD(name, "core", "board", "other")
If you only care that "core" is first and the other values don't matter:
SELECT id, name, priority
FROM mytable
OR...