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How do I trim whitespace?
Is there a Python function that will trim whitespace (spaces and tabs) from a string?
15 Answers
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no new variables on left side of :=
......]int{11,12,14}
colon : is used when you perform the short declaration and assignment for the first time as you are doing in your first statement i.e. myArray :=[...]int{12,14,26}.
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impr...
How to version control a record in a database
Let's say that I have a record in the database and that both admin and normal users can do updates.
11 Answers
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runOnUiThread in fragment
...es the Runnable if you're already on the main thread, otherwise it uses a Handler. You can implement a Handler in your fragment if you don't want to worry about the context of this, it's actually very easy:
// A class instance
private Handler mHandler = new Handler(Looper.getMainLooper());
// anyw...
Java - No enclosing instance of type Foo is accessible
...on the fly :P
}
The last solution (a non-static nested class) would be mandatory if any instance of Thing depended on an instance of Hello to be meaningful. For example, if we had:
public class Hello {
public int enormous;
public Hello(int n) {
enormous = n;
}
public cl...
When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)? [closed]
I understand the differences between DFS and BFS, but I'm interested to know when it's more practical to use one over the other?
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How to localize ASP.NET MVC application?
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You can also take a look here ASP.NET MVC 2 Localization complete guide and ASP.NET MVC 2 Model Validation With Localization these entires will help you if you working with ASP.NET MVC 2.
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HTML tag affecting line height, how to make it consistent?
...rome 3 or FF 3.5. I still get 1-2px of difference.
– Andrew Bullock
Oct 7 '09 at 10:44
As mentioned this doesn't alway...
How can I write text on a HTML5 canvas element?
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Is there any way to get the font width and size so we can center it? (Dynamic content)
– Oliver Dixon
Dec 30 '14 at 2:20
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Using generic std::function objects with member functions in one class
... doesn't take any arguments (<void(void)>), you must bind the first (and the only) argument.
std::function<void(void)> f = std::bind(&Foo::doSomething, this);
If you want to bind a function with parameters, you need to specify placeholders:
using namespace std::placeholders;
std:...