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twitter bootstrap autocomplete dropdown / combobox with Knockoutjs

... Have a look at Select2 for Bootstrap. It should be able to do everything you need. Another good option is Selectize.js. It feels a bit more native to Bootstrap. s...
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Rank function in MySQL

... One option is to use a ranking variable, such as the following: SELECT first_name, age, gender, @curRank := @curRank + 1 AS rank FROM person p, (SELECT @curRank := 0) r ORDER BY age; The (SELECT @curRank := 0) part allows the variable initializatio...
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How do you create a dropdownlist from an enum in ASP.NET MVC?

...pDownListFor @Html.EnumDropDownListFor( x => x.YourEnumField, "Select My Type", new { @class = "form-control" }) For MVC v5 use EnumHelper @Html.DropDownList("MyType", EnumHelper.GetSelectList(typeof(MyType)) , "Select My Type", new { @class = "form-control" }) ...
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How does MySQL process ORDER BY and LIMIT in a query?

...e LIMIT clause can be used to constrain the number of rows returned by the SELECT statement. LIMIT takes one or two numeric arguments, which must both be nonnegative integer constants (except when using prepared statements). With two arguments, the first argument specifies the offset of the first ...
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Group query results by month and year in postgresql

... select to_char(date,'Mon') as mon, extract(year from date) as yyyy, sum("Sales") as "Sales" from yourtable group by 1,2 At the request of Radu, I will explain that query: to_char(date,'Mon') as mon, : convert...
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How do I search an SQL Server database for a string?

...T) INSERT INTO @Temp(TableName,SchemaName, ColumnName, DataType) SELECT C.Table_Name,C.TABLE_SCHEMA, C.Column_Name, C.Data_Type FROM Information_Schema.Columns AS C INNER Join Information_Schema.Tables AS T ON C.Table_Name = T.Table_Name AND C.TA...
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What's the Linq to SQL equivalent to TOP or LIMIT/OFFSET?

... In VB: from m in MyTable take 10 select m.Foo This assumes that MyTable implements IQueryable. You may have to access that through a DataContext or some other provider. It also assumes that Foo is a column in MyTable that gets mapped to a property name. ...
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LINQ to SQL - Left Outer Join with multiple join conditions

...g.Where(f => f.otherid == 17).DefaultIfEmpty() where p.companyid == 100 select f.value Or you could use a subquery: from p in context.Periods join f in context.Facts on p.id equals f.periodid into fg from fgi in (from f in fg where f.otherid == 17 select f).DefaultIfE...
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PostgreSQL query to return results as a comma separated list

Let say you have a SELECT id from table query (the real case is a complex query) that does return you several results. 5 ...
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Postgresql SELECT if string contains

...eld of the record. Concatenate using '||' with the literal percent signs: SELECT id FROM TAG_TABLE WHERE 'aaaaaaaa' LIKE '%' || tag_name || '%'; share | improve this answer | ...