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How can I check that a form field is prefilled correctly using capybara?
...less of value. I'm guessing it's a bug since the docs say it should filter based on value.
– Nick
Jun 4 '14 at 20:52
1
...
Stop Visual Studio from mixing line endings in files
When opening a text based file in Visual Studio 2010 it will then write my edits with CRLF instead of the line ending format of the original file. How can I stop VS from doing this? Any half decent editor should have this capability.
...
How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...s are valid in css and understanding their (compliant) behaviour is mainly based on the box model and margin collapsing. While certain scenarios are more complex, a lot of common mistakes can be avoided after studying the spec.
For instance, rendering of your sample code is guided by the css spec a...
Format a date using the new date time API
...ava, see also .Net-DateTime or Date in JavaScript or DateTime in Perl) are based on the concept of a universal all-purpose unique temporal type (in German there is the poetic expression "eierlegende Wollmilchsau"). In this design there cannot be an unsupported field. But the price is high: Many time...
What issues should be considered when overriding equals and hashCode in Java?
....age).
isEquals();
}
}
Also remember:
When using a hash-based Collection or Map such as HashSet, LinkedHashSet, HashMap, Hashtable, or WeakHashMap, make sure that the hashCode() of the key objects that you put into the collection never changes while the object is in the collection...
How to move columns in a MySQL table?
... Have in mind that changed order will not be reflected in database SQL dumps.
– skalee
Jun 16 '15 at 4:07
3
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Scrollview vertical and horizontal in android
...ew", I thought I should add this here. Matt Clark has built a custom view based on the Android source, and it seems to work perfectly: Two Dimensional ScrollView
Beware that the class in that page has a bug calculating the view's horizonal width. A fix by Manuel Hilty is in the comments:
Solut...
How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?
...
@dev_feed In terms of database design I don't see the link back to be beneficial, but using the example above the link back could simplify finding a student given an address.
– edhedges
Sep 6 '14 at 23:23
...
String.IsNullOrWhiteSpace in LINQ Expression
...pe))
);
return exp;
}
return base.VisitMethodCall(node);
}
}
public static class EfQueryableExtensions
{
public static IQueryable<T> WhereEx<T>(this IQueryable<T> queryable, Expression<Func<T, bool>> where)
{
...
Running Bash commands in Python
...ch are commonly overlooked.
Prefer subprocess.run() over subprocess.check_call() and friends over subprocess.call() over subprocess.Popen() over os.system() over os.popen()
Understand and probably use text=True, aka universal_newlines=True.
Understand the meaning of shell=True or shell=False and h...