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How do I declare a global variable in VBA?
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This is a question about scope.
If you only want the variables to last the lifetime of the function, use Dim (short for Dimension) inside the function or sub to declare the variables:
Function AddSomeNumbers() As Integer
Dim intA...
What's the fastest way to do a bulk insert into Postgres?
...ide has some other good tips on how to speed up the process, like removing indexes and foreign keys before loading the data (and adding them back afterwards).
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Eclipse shortcut “go to line + column”
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As you are aware CTRL+L goes to a particular Line, there is also CTRL+Q to go to the last edit location. The is no key combination in Eclipse to go to a particular Line and Column.
You can use a Keyboard Macro (available as hardware in some keyboards and included as software with some other ke...
Nullable type as a generic parameter possible?
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public static T GetValueOrDefault<T>(this IDataRecord rdr, int index)
{
object val = rdr[index];
if (!(val is DBNull))
return (T)val;
return default(T);
}
Just use it like this:
decimal? Quantity = rdr.GetValueOrDefault<decimal?>(1);
string Unit = rdr.GetVa...
Staging Deleted files
... name (e.g. dir to add dir/file1 and dir/file2) can be given to update the index to match the current state of the directory as a whole (e.g. specifying dir will record not just a file dir/file1 modified in the working tree, a file dir/file2 added to the working tree, but also a file dir/file3 remov...
Generate array of all letters and digits
... answered Mar 1 '18 at 19:58
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Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
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If you want to let PostgreSQL generate the index name, use ALTER TABLE tablename ADD UNIQUE (columns);. (Note that the CONSTRAINT keyword must be omitted.)
– jpmc26
Nov 26 '14 at 1:41
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How to drop a database with Mongoose?
...lutions is they rely on restarting your application if you want to get the indexes working again.
For my needs (i.e. being able to run a unit test the nukes all collections, then recreates them along with their indexes), I ended up implementing this solution:
This relies on the underscore.js and a...
Paste multiple columns together
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@roschu Either will work. Indexing a data.frame with a single character vector will be a column indexing, despite the first argument usually being the row index.
– Brian Diggs
Feb 15 '15 at 2:16
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Iterating through a list in reverse order in java
...nt for doing so is that the for loop is much cleaner than keeping track of indexes, or using an explicit iterator.
15 Answe...