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Android; Check if file exists without creating a new one
...ating a new File, it's just creating an object reference for that file and testing if it exists or not.
File file = new File(filePath);
if(file.exists())
//do something
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How do I force a UITextView to scroll to the top every time I change the text?
...ge with location:0, length:0, worked. My text view was not editable, and I tested both selectable and not selectable (neither setting affected the result). Here's a Swift example:
myTextView.text = "Text that is long enough to scroll"
myTextView.scrollRangeToVisible(NSRange(location:0, length:0))
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How to get back to the latest commit after checking out a previous commit?
I sometimes check out some previous version of the code to examine or test. I have seen instructions on what to do if I wish to modify previous commits -- but suppose I make no changes. After I've done e.g. git checkout HEAD^ , how do I get back to the tip of the branch?.. git log no longer sho...
Convert System.Drawing.Color to RGB and Hex Value
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Certainly should do, I tested that code specifically and got #"FF0000". What are you getting? You might also like to refer to the MSDN reference: msdn.microsoft.com/en-us/library/…
– Troy Hunt
Mar 7 '10 at 7...
Disable Visual Studio code formatting in Razor
...ften, and if you forgot untangling the mess once your code was written and tested was a huge pain. I feel Microsoft could do alot to help users configure this as well as make it more accessible.
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Windows Explorer “Command Prompt Here” [closed]
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As a very quick solution I can give you this. I tested this on Windows 8.1
1- Find File and Right Click on Command Prompt on File Explorer and then add command prompt to your Quick Access Toolbar:
2- After adding it you can access the folder from here:
That will ope...
Rails 3.1 and Image Assets
... to follow. I think that's where image_tag will look for it, but I haven't tested that yet.
Also, during the RailsConf keynote, I remember D2h saying the the public folder should not have much in it anymore, mostly just error pages and a favicon.
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apt-get for Cygwin?
...ntax error near unexpected token ||' 'usr/local/bin/apt-cyg: line 27: || test "-$GAWK-" = "--"
– Shahjahan Khan
Jan 3 '14 at 11:01
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How to sort my paws?
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Can you have the technician running the test manually enter the first paw (or first two)? The process might be:
Show tech the order of steps image and require them to annotate the first paw.
Label the other paws based on the first paw and allow the tech to make c...
How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
...geContext();
UIGraphicsEndImageContext();
Or you can use another(not tested) approach suggested by @Tommy:
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
[...]
CGSize itemSize = CGSizeMake(40, 40);
UIGraphicsBeginImageCon...