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git still shows files as modified after adding to .gitignore
... files because they were already in the index.
To stop this you have to do : git rm -r --cached .idea/
When you commit the .idea/ directory will be removed from your git repository and the following commits will ignore the .idea/ directory.
PS: You could use .idea/ instead of .idea/* to ignore ...
What MIME type should I use for CSV?
...pendent of version, subtype, or platform format).
I wasn't aware that vendor extensions were allowed. Check out this answer to find out more - thanks starbeamrainbowlabs for the reference.
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Convert file: Uri to File in Android
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What is the difference between the two? What does toString do?
– Merlyn Morgan-Graham
Dec 4 '11 at 0:19
89
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Gridview with two columns and auto resized images
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Here's a relatively easy method to do this. Throw a GridView into your layout, setting the stretch mode to stretch the column widths, set the spacing to 0 (or whatever you want), and set the number of columns to 2:
res/layout/main.xml
<?xml version="1.0" ...
Should a function have only one return statement?
... a method to return for "easy" situations. For example, this:
public void DoStuff(Foo foo)
{
if (foo != null)
{
...
}
}
... can be made more readable (IMHO) like this:
public void DoStuff(Foo foo)
{
if (foo == null) return;
...
}
So yes, I think it's fine to have m...
Which method performs better: .Any() vs .Count() > 0?
...>, List<T>, etc) - then this will be the fastest option, since it doesn't need to go through the GetEnumerator()/MoveNext()/Dispose() sequence required by Any() to check for a non-empty IEnumerable<T> sequence.
For just IEnumerable<T>, then Any() will generally be quicker, as i...
What is routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”)
...
.axd files don't exist physically. ASP.NET uses URLs with .axd extensions (ScriptResource.axd and WebResource.axd) internally, and they are handled by an HttpHandler.
Therefore, you should keep this rule, to prevent ASP.NET MVC from tr...
Difference between document.addEventListener and window.addEventListener?
While using PhoneGap, it has some default JavaScript code that uses document.addEventListener , but I have my own code which uses window.addEventListener :
...
How to default to other directory instead of home directory
I am developing on a windows machine. The only place I need for linux command line is Git Bash. The problem is: When I open it, I am in the home directory. I have to change the directory to my workspace, like:
...
Insert an element at a specific index in a list and return the updated list
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l.insert(index, obj) doesn't actually return anything. It just updates the list.
As ATO said, you can do b = a[:index] + [obj] + a[index:].
However, another way is:
a = [1, 2, 4]
b = a[:]
b.insert(2, 3)
...