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Change a column type from Date to DateTime during ROR migration
I need to change my column type from date to datetime for an app I am making. I don't care about the data as its still being developed.
...
Pry: show me the stack
...rame number: 0/64
From: /Users/johnmair/ruby/rails_projects/personal_site/app/controllers/posts_controller.rb @ line 7 PostsController#index:
5: def index
6: @posts = Post.all
=> 7: binding.pry
8: end
[1] pry(#<PostsController>)> show-stack
Showing all accessible fra...
Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?
...ment machine and not for your .net 4.0 users.
So if you are developing an application "targeting .net 4.0" and you have .net 4.5 installed then you are at risk. If you accidentally use a fixed bug, it will not break for you while debugging.
When you deploy your app to a machine running only .ne...
How to load a UIView using a nib file created with Interface Builder
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What about a case when this view appears on multiple parent views? So do you propose to edit xib for each of them manually? It is TOO BAD!!!
– user2083364
Feb 4 '14 at 14:42
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How does JavaFX compare to WPF? [closed]
... have references to nodes and controls).
One difference to WPF is that it appears that the FXML is not compiled into an intermediate binary representation like BAML. I haven't noticed any performance issues yet but have not used the system extensively. I have noticed though, that FXML usually tends...
Is there a way to define a min and max value for EditText in Android?
...echcompose.com/how-to-set-minimum-and-maximum-value-in-edittext-in-android-app-development/.
Thanks.
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Java - sending HTTP parameters via POST method easily
...conn.setRequestMethod( "POST" );
conn.setRequestProperty( "Content-Type", "application/x-www-form-urlencoded");
conn.setRequestProperty( "charset", "utf-8");
conn.setRequestProperty( "Content-Length", Integer.toString( postDataLength ));
conn.setUseCaches( false );
try( DataOutputStream wr = new Da...
Match linebreaks - \n or \r\n?
...
This only applies to question 1.
I have an app that runs on Windows and uses a multi-line MFC editor box.
The editor box expects CRLF linebreaks, but I need to parse the text enterred
with some really big/nasty regexs'.
I didn't wa...
What's the best practice for primary keys in tables?
... 2005/2008 the natural (text) key can be faster than an int key. I have an app with a 7-8 character friendly code that we use as the primary key and that was faster (and often more convenient) than an int surrogate. We needed the code anyway so that we could have a human readable/memorable code that...
Unicode, UTF, ASCII, ANSI format differences
...gate pairs. These used to be relatively rarely used, but now many consumer applications will need to be aware of non-BMP characters in order to support emojis.
UTF-8: Variable length encoding, 1-4 bytes per code point. ASCII values are encoded as ASCII using 1 byte.
UTF-7: Usually used for mail enco...