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Create a dictionary on a list with grouping
...ion that you want to search by. The trick is to create a grouping and then convert it to a dictionary, as follows:
Dim qry = (From acs In ActualSales _
Group By acs.ProductID Into Group _
Select ProductID, Months = Group.ToDictionary(Function(c) c.Period) _
)...
Reverse Range in Swift
...in Objective-C) that migrated to Swift C-style for loops and now had to be converted because C-style for loops are going away. This was simply terrifying, because these loops represented the core of my app's logic, and rewriting everything risked breakage. Thus I wanted a notation that would make th...
“Unknown class in Interface Builder file” error at runtime
Even though Interface Builder is aware of a MyClass , I get an error when starting the application.
46 Answers
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Fetch first element which matches criteria
...ass Stop {
private final String stationName;
private final int passengerCount;
Stop(final String stationName, final int passengerCount) {
this.stationName = stationName;
this.passengerCount = passengerCount;
}
}
List<Stop>...
How can I add a boolean value to a NSDictionary?
...ctionary[@"key1"] = @(boolValue);
dictionary[@"key2"] = @YES;
The syntax converts BOOL to NSNumber, which is acceptable to NSDictionary.
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How to force a Solution file (SLN) to be opened in Visual Studio 2013?
...m was different. I had a VS 2012 solution (several actually) and wanted to convert them to 2013 (which I understand is a trivial change to the .sln file, but I wanted it done automatically in case there was some secret upgrade logic I was unaware of).
So I thought I would open it in VS2013, it woul...
How can I modify the size of column in a MySQL table?
...o large even if it's the only column in that table, so MySQL automatically converts it to a MEDIUMTEXT data type.
mysql> create table foo (str varchar(300));
mysql> alter table foo modify str varchar(65536);
mysql> show create table foo;
CREATE TABLE `foo` (
`str` mediumtext
) ENGINE=MyI...
How to split a dos path into its components in Python
... program and I have to store this data in a variable. I am not sure how to convert data stored in a variable into "raw text".
– BeeBand
Jul 13 '10 at 14:29
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What is the best way to paginate results in SQL Server
... makes pagination similar to MySQL. Follow this link to learn how. It's an interesting article: dbadiaries.com/…
– Arash
Dec 20 '13 at 13:49
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Change private static final field using Java reflection
...fiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, newValue);
}
public static void main(String args[]) throws Exception {
setFinalStatic(Boolean.class.getField("FALSE"), true);
...