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Generate a random double in a range
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This question was asked before Java 7 release but now, there is another possible way using Java 7 (and above) API:
double random = ThreadLocalRandom.current().nextDouble(min, max);
nextDouble will return a pseudorandom double value between the minimum (inclusive) and the ...
Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
...ng of a couple of places in my own code that I'm going to go look at right now, to see if I can optimize them using the techniques you pointed out.
– P Daddy
Jan 22 '11 at 16:15
1
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Why did Rails4 drop support for “assets” group in the Gemfile
...ion) like coffee-rails if you are using coffee templates
and the fact that now assets are not precompiled on demand in production anymore.
(not precompiled on demand in production) Means that if you have that gems in production environment in 3.2.x and forget to precompile, Rails will do exactly wha...
resizes wrong; appears to have unremovable `min-width: min-content`
... has the style min-width: -webkit-min-content;, just as I hypothesized. So now I only need to solve the problem in Firefox and possibly other browsers I haven’t tested in yet.
– Rory O'Kane
Jul 24 '13 at 1:42
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Check if property has attribute
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This can now be done without expression trees and extension methods in a type safe manner with the new C# feature nameof() like this:
Attribute.IsDefined(typeof(YourClass).GetProperty(nameof(YourClass.Id)), typeof(IsIdentity));
nam...
Curious null-coalescing operator custom implicit conversion behaviour
...ils here. We have a nullable optimizer that looks for situations where we know that a particular expression of nullable type cannot possibly be null. Consider the following naive analysis: we might first say that
result = Foo() ?? y;
is the same as
A? temp = Foo();
result = temp.HasValue ?
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Getting Chrome to accept self-signed localhost certificate
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I don't know why this answer has been voted but there is a difference between Invalid certificate and self-signed certificate. The question is about self signed cert.
– Mehdi
Aug 24 '18 at 13:37
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What is the JavaScript version of sleep()?
...ion was asked, JavaScript has evolved significantly. All other answers are now obsolete or overly complicated. Here is the current best practice:
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
async function demo() {
console.log('Taking a break...');...
How do I deploy Node.js applications as a single executable file? [duplicate]
Supposed I have written a Node.js application, and I now would like to distribute it. Of course, I want to make it easy for the user, hence I do not want him to install Node.js, run npm install and then manually type node app.js .
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Does every Core Data Relationship have to have an Inverse?
...alAppType. The relationship is non-optional and has a "deny" delete rule.
Now consider the following:
SocialApp *socialApp;
SocialAppType *appType;
// assume entity instances correctly instantiated
[socialApp setSocialAppType:appType];
[managedObjectContext deleteObject:appType];
BOOL saved = [ma...