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PostgreSQL: Difference between text and varchar (character varying)
...h includes "an example of using TEXT and constraints to create fields with more flexibility than VARCHAR".
– Ethan
Dec 14 '15 at 13:03
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Why unsigned integer is not available in PostgreSQL?
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Having too many different integer types makes the type resolution system more fragile, so there is some resistance to adding more types into the mix.
That said, there is no reason why it couldn't be done. It's just a lot of work.
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Django template tag to truncate text
...ugh with newer versions truncatechars should be preferred, due to it being more explicit.
– rectangletangle
Jun 20 '14 at 5:17
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A simple command line to download a remote maven2 artifact to the local repository?
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Angularjs if-then-else construction in expression
...ists(item)">oh no, you don't have it</div>
</div>
For more complex tests, you can use ng-switch statements :
<div ng-repeater="item in items">
<div>{{item.description}}</div>
<div ng-switch on="isExists(item)">
<span ng...
How can I make a div stick to the top of the screen once it's been scrolled to?
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Converting double to string
... notation like this: 3.4875546345347673E-6. There are several ways to have more control of output string format.
double num = 0.000074635638;
// use Double.toString()
System.out.println(Double.toString(num));
// result: 7.4635638E-5
// use String.format
System.out.println(String.format ("%f", num...
Determine Whether Two Date Ranges Overlap
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How do I Moq a method that has an optional argument in its signature without explicitly specifying i
...rue? This will lead to failing tests (and rightfully so), but they will be more difficult to fix because of the hidden assumption that b is false. Explicitly specifying the bool parameter has another benefit: it improves the readability of your tests. Someone going through them will quickly know tha...
Android Studio Project Structure (v.s. Eclipse Project Structure)
...omparison workspaces and projects to be precise
Update 2: 2014/04/17 Added more detail to AS project structure
Update 1: 2013/07/29 Added IntelliJ Project Structure
The IntelliJ's Project structure (shown at the end) is for IntelliJ with the android plugin. The Android Studio, however, has a proj...