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How to store CGRect values in NSMutableArray?
...ay mutableArray];
[array addObject:[NSValue valueWithCGRect:CGRectMake(0,0,10,10)]];
CGRect someRect = [[array objectAtIndex:0] CGRectValue];
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Modifying a query string without reloading the page
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192
If you are looking for Hash modification, your solution works ok. However, if you want to chan...
Parallel.ForEach vs Task.Factory.StartNew
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answered Feb 15 '11 at 20:37
Reed CopseyReed Copsey
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ruby convert array into function arguments
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104
You can turn an Array into an argument list with the * (or "splat") operator:
a = [0, 1, 2, 3...
How do I use the includes method in lodash to check if an object is in the collection?
...s will work because there is only one instance of {"b": 2}:
var a = {"a": 1}, b = {"b": 2};
_.includes([a, b], b);
> true
On the other hand, the where(deprecated in v4) and find methods compare objects by their properties, so they don't require reference equality. As an alternative to includes...
Can I pass an array as arguments to a method with variable arguments in Java?
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185
The underlying type of a variadic method function(Object... args) is function(Object[] args). ...
Why does git revert complain about a missing -m option?
...t would be the tip of unwanted.
In this case you could do:
git revert -m 1 HEAD
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Android TextView padding between lines
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415
You can use lineSpacingExtra and lineSpacingMultiplier in your XML file.
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How do you delete an ActiveRecord object?
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It's destroy and destroy_all methods, like
user.destroy
User.find(15).destroy
User.destroy(15)
User.where(age: 20).destroy_all
User.destroy_all(age: 20)
Alternatively you can use delete and delete_all which won't enforce :before_destroy and :after_destroy callbacks or any dependent associ...
How do I negate a test with regular expressions in a bash script?
Using GNU bash (version 4.0.35(1)-release (x86_64-suse-linux-gnu), I would like to negate a test with Regular Expressions. For example, I would like to conditionally add a path to the PATH variable, if the path is not already there, as in:
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