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How do you rotate a two dimensional array?
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Sure, but what about a solution using O(1) memory?
– AlexeyMK
Sep 7 '08 at 17:51
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How can I write a regex which matches non greedy? [duplicate]
...it always matches the longest possible string.
The trick then is to limit what it's allowed to match in the first place. Instead of .* you seem to be looking for
[^>]*
which still matches as many of something as possible; but the something is not just . "any character", but instead "any chara...
Async/Await vs Threads
...acks is quite difficult, await greatly simplifies it.
capable of doing what ever a Thread can do asynchronously ?
Roughly. Await just takes care of dealing with the delay, it doesn't otherwise do anything that a thread does. The await expression, what's at the right of the await keyword, is ...
What does the double colon (::) mean in CSS?
What does the double colon ( :: ) mean in CSS?
3 Answers
3
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What are 'get' and 'set' in Swift?
... in. This way you can decide for yourself how variables can be altered and what values they can receive, as well as deciding what content they return.
Returning to our family class, let's make sure nobody can set the members value to anything less than 2:
class family {
var _members:Int = 2
va...
window.location.href and window.open () methods in JavaScript
What is the difference between window.location.href and window.open () methods in JavaScript?
6 Answers
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What is App.config in C#.NET? How to use it?
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this is what I was looking for. Needed to know what level to include it at. Some programs/frameworks look in folders like /resources
– alex
Mar 31 at 1:22
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What is the IntelliJ shortcut to create a local variable?
...sion is incomplete or invalid, IntelliJ will still make a good guess about what you meant and try to fix it for you.
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Why shouldn't I use “Hungarian Notation”?
I know what Hungarian refers to - giving information about a variable, parameter, or type as a prefix to its name. Everyone seems to be rabidly against it, even though in some cases it seems to be a good idea. If I feel that useful information is being imparted, why shouldn't I put it right there wh...
NoSQL Use Case Scenarios or WHEN to use NoSQL [closed]
...t DBs have different strategies. e.g. MongoDB - you can essentially choose what level to trade off performance vs potential for data loss - best performance = greater scope for data loss.
It's often very easy to scale out NoSQL solutions. Adding more nodes to replicate data to is one way to a) offer...