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Xcode doesn't see my iOS device but iTunes does
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Select Window ➜ Organizer in Xcode.
Now under Devices, select your device.
If it is not ready for development then click use for development.
If above doesn't solve your problem then from your project settings, set deployment targe...
Getting reference to the top-most view/window in iOS application
I'm creating a reusable framework for displaying notifications in an iOS application. I'd like the notification views to be added over the top of everything else in the application, sort of like a UIAlertView. When I init the manager that listens for NSNotification events and adds views in response,...
Hashset vs Treeset
I've always loved trees, that nice O(n*log(n)) and the tidiness of them. However, every software engineer I've ever known has asked me pointedly why I would use a TreeSet . From a CS background, I don't think it matters all that much which you use, and I don't care to mess around with hash functi...
When and why should I use fragments in Android applications? [duplicate]
...heir own special behavior and UI, and I don't know how fragments can help. In most cases, I think it is quicker to create 2 different activities (e.g., 1 for tablets and 1 for handsets), and to share the common behaviors and events in a third class.
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Seeing the console's output in Visual Studio 2010?
I am writing a simple C# program with some outputs ( Console.WriteLine("..."); ). The problem is, each time I run it, I cannot see the program's output in the output window.
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How to detect when an Android app goes to the background and come back to the foreground
I am trying to write an app that does something specific when it is brought back to the foreground after some amount of time. Is there a way to detect when an app is sent to the background or brought to the foreground?
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How can I remove an SSH key?
...ded on a server. The problem is I lost my ~/.ssh directory (with the original id_rsa and id_rsa.pub files).
7 Answers...
How can I parse a string with a comma thousand separator to a number?
I have 2,299.00 as a string and I am trying to parse it to a number. I tried using parseFloat , which results in 2. I guess the comma is the problem, but how would I solve this issue the right way? Just remove the comma?
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How to enter a multi-line command
Is it possible to split a PowerShell command line over multiple lines?
12 Answers
12
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Is it safe to assume a GUID will always be unique?
I know there is a minute possibility of a clash but if I generated a batch of 1000 GUIDs (for example), would it be safe to assume they're all unique to save testing each one?
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