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How can I check whether a option already exist in select by JQuery

How can I check whether a option already exist in select by JQuery? 8 Answers 8 ...
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Mongoose, Select a specific field with find

I'm trying to select only a specific field with 8 Answers 8 ...
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CSS Selector that applies to elements with two classes

Is there a way to select an element with CSS based on the value of the class attribute being set to two specific classes. For example, let's say I have 3 divs: ...
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MySQL Select Date Equal to Today

I'm trying to run a mysql select statement where it looks at today's date and only returns results that signed up on that current day. I've currently tried the following, but it doesn't seem to work. ...
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Postgres DB Size Command

..."pg_datbase" system table. Just apply the function to the names, as below. select t1.datname AS db_name, pg_size_pretty(pg_database_size(t1.datname)) as db_size from pg_database t1 order by pg_database_size(t1.datname) desc; If you intend the output to be consumed by a machine instead of a...
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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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How to copy text from Emacs to another application on Linux

...Emacs paste and Emacs copy work with system paste, you need to add (setq x-select-enable-clipboard t) to your .emacs. Or try META-X set-variable RET x-select-enable-clipboard RET t I think this is pretty standard modern Unix behavior. It's also important to note (though you say you're using Em...
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Execute stored procedure with an Output parameter?

...s to right-click on the procedure in Sql Server Management Studio(SSMS), select execute stored procedure... and add values for the input parameters as prompted. SSMS will then generate the code to run the proc in a new query window, and execute it for you. You can study the generated code to se...
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jQuery see if any or no checkboxes are selected

I know how to see if an individual checkbox is selected or not. 8 Answers 8 ...
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Postgres and Indexes on Foreign Keys and Primary Keys

...hema(s) from your program, all the information is on hand in the catalog: select n.nspname as "Schema" ,t.relname as "Table" ,c.relname as "Index" from pg_catalog.pg_class c join pg_catalog.pg_namespace n on n.oid = c.relnamespace join pg_catalog.pg_index ...