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LINQ: Not Any vs All Don't
...c<TSource, bool> predicate)
{
return !source.Any(predicate);
}
Now instead of your original
if (!acceptedValues.Any(v => v == someValue))
{
// exception logic
}
you could say
if (acceptedValues.None(v => v == someValue))
{
// exception logic
}
...
If I have ACCESS_FINE_LOCATION already, can I omit ACCESS_COARSE_LOCATION?
...p that already requests ACCESS_FINE_LOCATION permission in the manifest, now I want to add a library (MoPub) that requires ACCESS_COARSE_LOCATION .
...
Why can Java Collections not directly store Primitives types?
... anything, I'd like the compiler to warn me when it autoboxes. (For all I know, it may now, I wrote this answer in 2010).
A good explanation on SO about boxing: Why do some languages need Boxing and Unboxing?
And criticism of Java generics: Why do some claim that Java's implementation of generics...
Prevent form submission on Enter key press
... from being handled further.
NOTE:
It's been pointed out that keyCode is now deprecated. The next best alternative which has also been deprecated.
Unfortunately the favored standard key, which is widely supported by modern browsers, has some dodgy behavior in IE and Edge. Anything older than IE11...
What's the better (cleaner) way to ignore output in PowerShell? [closed]
...
I just did some tests of the four options that I know about.
Measure-Command {$(1..1000) | Out-Null}
TotalMilliseconds : 76.211
Measure-Command {[Void]$(1..1000)}
TotalMilliseconds : 0.217
Measure-Command {$(1..1000) > $null}
TotalMilliseconds : 0.2478
Measure-Comm...
How to Implement Custom Table View Section Headers and Footers with Storyboard
...
I know this question was for iOS 5, but for the benefit of future readers, note that effective iOS 6 we can now use dequeueReusableHeaderFooterViewWithIdentifier instead of dequeueReusableCellWithIdentifier.
So in viewDidLoad, ...
Cookies on localhost with explicit domain
...
Oh... I understand now... It is just a trick to fool the browsers. OK.
– user2173353
Dec 15 '16 at 11:20
add a comment
...
Handling optional parameters in javascript
...
You can know how many arguments were passed to your function and you can check if your second argument is a function or not:
function getData (id, parameters, callback) {
if (arguments.length == 2) { // if only two arguments were s...
Many-to-many relationship with the same model in rails?
...column names are non-standard as well (not post_id), to prevent conflict.
Now in your model, you simply need to tell Rails about these couple of non-standard things. It will look as follows:
class Post < ActiveRecord::Base
has_and_belongs_to_many(:posts,
:join_table => "post_connection...
Git Push error: refusing to update checked out branch
...h to the one branch that is currently checked out.
– Nowhere man
Feb 14 '13 at 15:18
1
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