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C# : 'is' keyword and checking for Not
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I like this but it doesn't seem to work right when introducing a variable, even though it should. if (a is TextReader reader == false) "should" work, but it won't let you use the variable in the true path saying it might not have been initialized.
– Dave...
Create a nonclustered non-unique index within the CREATE TABLE statement with SQL Server
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You cannot. CREATE/ALTER TABLE only accept CONSTRAINTs to be added, not indexes. The fact that primary key and unique constraints are implemented in terms of an index is a side effect. To manage indexes, you have CREATE/ALTER/DROP INDEX, as you are well aware.
Why do you ha...
How do I install ASP.NET MVC 5 in Visual Studio 2012?
...nk I just ran into this issue. Is it possible to get VS2012 to recognize a converted project as a Web Api project again?
– Enrico
Feb 20 '14 at 22:14
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Inserting image into IPython notebook markdown
... is alanguage with plain text formatting syntax designed so that it can be converted to HTML and many other formats. Markdown is often used to create rich text using a plain text editor. Check out the following link to learn the syntax : github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet
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MVC 4 @Scripts “does not exist”
...see this topic:
How to add reference to System.Web.Optimization for MVC-3-converted-to-4 app
As many pointed out, restart of VS could be required after the above steps to make this work.
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LAST_INSERT_ID() MySQL
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You could store the last insert id in a variable :
INSERT INTO table1 (title,userid) VALUES ('test', 1);
SET @last_id_in_table1 = LAST_INSERT_ID();
INSERT INTO table2 (parentid,otherid,userid) VALUES (@last_id_in_table1, 4, 1);
Or get the max id frm table1
INSERT INTO table1...
How to add a new row to datagridview programmatically
...w row first as it will include the columns you've created at design-time.
int rowId = dataGridView1.Rows.Add();
// Grab the new row!
DataGridViewRow row = dataGridView1.Rows[rowId];
// Add the data
row.Cells["Column1"].Value = "Value1";
row.Cells["Column2"].Value = "Value2";
// And that's it! Qu...
What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
...n transaction where you would not expect one.
– Tom Lint
Jul 4 '19 at 9:50
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How to define an enum with string value?
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You can't - enum values have to be integral values. You can either use attributes to associate a string value with each enum value, or in this case if every separator is a single character you could just use the char value:
enum Separator
{
Comma = ',',
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Deleting multiple elements from a list
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sort() is not defined for tuple, you'd have to convert to list first. sort() returns None, so you couldn't use reverse() on it.
– SilentGhost
Jan 31 '09 at 1:38
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