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To underscore or to not to underscore, that is the question
...f the binary version is going to be consumed by other framework languages? For example since C# is case-sensitive you can call a field "foo" and the public property "Foo" and it works fine.
...
The model used to open the store is incompatible with the one used to create the store
...u can't just add new entity to the data base and go ahead - you need to perform migration!
For those who doesn't want to dig into documentation and is searching for a quick fix:
Open your .xcdatamodeld file
click on Editor
select Add model version...
Add a new version of your model (the new group...
How to do date/time comparison
...
Use the time package to work with time information in Go.
Time instants can be compared using the Before, After, and Equal
methods. The Sub method subtracts two instants, producing a Duration.
The Add method adds a Time and a Duration, producing a Time.
Pl...
Python logging: use milliseconds in time format
By default logging.Formatter('%(asctime)s') prints with the following format:
10 Answers
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Why is it string.join(list) instead of list.join(string)?
...list, tuple, dict, set), but the result and the "joiner" must be strings.
For example:
'_'.join(['welcome', 'to', 'stack', 'overflow'])
'_'.join(('welcome', 'to', 'stack', 'overflow'))
'welcome_to_stack_overflow'
Using something else than strings will raise the following error:
TypeError: ...
Adding a new value to an existing ENUM Type
...d you are ok with making changes outside of a transaction, see this answer for a simpler approach.
I had the same problem few days ago and found this post. So my answer can be helpful for someone who is looking for solution :)
If you have only one or two columns which use the enum type you want...
Change the selected value of a drop-down list with jQuery
... Could you please explain why do you need to fire change event for hidden fields?
– Samuel
Mar 19 '15 at 18:40
1
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Converting a Java Keystore into PEM Format
...
It's pretty straightforward, using jdk6 at least...
bash$ keytool -keystore foo.jks -genkeypair -alias foo \
-dname 'CN=foo.example.com,L=Melbourne,ST=Victoria,C=AU'
Enter keystore password:
Re-enter new password:
Enter key passwor...
Environment variables for java installation
How to set the environment variables for Java in Windows (the classpath)?
14 Answers
1...
Installing Java on OS X 10.9 (Mavericks)
...he solution was to manually download and install the official Java package for OS X, which is in Java for OS X 2013-005.
Update: As mentioned in the comments below, there is a newer version of this same package:
Java for OS X 2014-001
Java for OS X 2014-001 (Correcting dead line above)
Java ...