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UITableViewCell, show delete button on swipe
...iew. This only needs to be implemented if you are going to be returning NO for some items. By default, all items are editable.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
// Return YES if you want the specified item to be editable.
return YES;...
Make sure only a single instance of a program is running
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The following code should do the job, it is cross-platform and runs on Python 2.4-3.2. I tested it on Windows, OS X and Linux.
from tendo import singleton
me = singleton.SingleInstance() # will sys.exit(-1) if other instance is running
The latest code version is available sin...
C/C++ line number
...I get the line number in C /C++ compilers?
(standard way or specific ways for certain compilers)
10 Answers
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Str_replace for multiple items
I remember doing this before, but can't find the code. I use str_replace to replace one character like this: str_replace(':', ' ', $string); but I want to replace all the following characters \/:*?"<>| , without doing a str_replace for each.
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Unresolved specs during Gem::Specification.reset:
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I was using rbenv and gem cleanup [gemname] worked for me perfectly. Thanks.
– Matt
Nov 11 '13 at 14:34
3
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How to delete or add column in SQLITE?
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stackoverflow.com/a/5987838/1578528 gives a basic example for performing the task.
– bikram990
May 8 '14 at 5:53
5
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Convert a list of data frames into one data frame
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interesting. for me rbind.fill was the fastest. Weird enough, do.call / rbind did not return identical TRUE, even if i could ne find a difference. The other two were equal but plyr was slower.
– Matt Bannert
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Circular gradient in android
...m fully-opaque red to semi-transparent blue.
– Simon Forsberg
Jan 7 '13 at 17:36
10
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What is the correct way to create a single-instance WPF application?
Using C# and WPF under .NET (rather than Windows Forms or console), what is the correct way to create an application that can only be run as a single instance?
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How to do parallel programming in Python?
For C++, we can use OpenMP to do parallel programming; however, OpenMP will not work for Python. What should I do if I want to parallel some parts of my python program?
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