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UINavigationController without navigation bar?
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In Xcode 4.3.2:
Select the navigation controller in the storyboard
Select the Attributes Inspector in the (right) Utilities panel
Under the Navigation Controller category you have two check boxes:
[] Shows Navigation Bar
[] Shows Toolbar
...
How can I delete a service in Windows?
...hing for the command prompt on your start menu and then right-clicking and selecting "Run as administrator". Note to PowerShell users: sc is aliased to set-content. So sc delete service will actually create a file called delete with the content service. To do this in Powershell, use sc.exe delete se...
C# LINQ find duplicates in List
...y(x => x)
.Where(g => g.Count() > 1)
.Select(y => y.Key)
.ToList();
If you want to know how many times the elements are repeated, you can use:
var query = lst.GroupBy(x => x)
.Where(g => g.Count() > 1)
.Sel...
Working with time DURATION, not time of day
...rmula, =A1, then highlight the cell, go into the formatting dropdown menu, select Custom, and type in dddd.
Repeat all this in the row below.
Finally, say you want to display that duration in cell D2. Enter the formula, =(a2+b2)-(a1+b1). If you want this displayed as "22h 30m", select the cell, ...
How to generate a number of most distinctive colors in R?
...the colorBrewer package (and website). If you want diverging colours, then select diverging on the site. For example,
library(colorBrewer)
brewer.pal(7, "BrBG")
The I want hue web site gives lots of nice palettes. Again, just select the palette that you need. For example, you can get the rgb col...
Convert XLS to CSV on command line
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The code converts only the active worksheet. To select another worksheet, add the following line after the oExcel.Workbooks.Open line with the desired index of the worksheet (starts at 1): oBook.Worksheets(1).Activate
– humbads
Oct 3...
ViewController respondsToSelector: message sent to deallocated instance (CRASH)
...e where this was performed (If this isn't working, you can examine call by selecting it and choosing its counterpart in Extended Detail pane):
This will let you examine all the retainCount lifecycle of object and probably you'll find your problem right away. All you got to do is find missing reta...
Access restriction on class due to restriction on required library rt.jar?
...ings in the project properties.
Remove the JRE System Library
Add it back; Select "Add Library" and select the JRE System Library. The default worked for me.
This works because you have multiple classes in different jar files. Removing and re-adding the JRE lib will make the right classes be first...
Opening project in Visual Studio fails due to nuget.targets not found error
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Install Nuget.
Right click on the solution and select "Enable NuGet
Package Restore". In Visual Studio 2013 and later, select "Restore NuGet Packages" instead.
Click Ok on the warning.
Close and re-open the solution.
Should now be hunky-dory.
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TFS: How can you Undo Checkout of Unmodified files in a batch file
...containing' textbox "Tools.External" and assign a shortcut. For instance I selected Tools.ExternalCommand4 since my newly added undo command was the fourth one down. I then assigned shortcut keys Ctrl + Alt + U, Ctrl + Alt + U
– Mario
Feb 4 '13 at 22:52
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