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Postgres: INSERT if does not exist already
...onditional INSERT in PostgreSQL:
INSERT INTO example_table
(id, name)
SELECT 1, 'John'
WHERE
NOT EXISTS (
SELECT id FROM example_table WHERE id = 1
);
CAVEAT This approach is not 100% reliable for concurrent write operations, though. There is a very tiny race condition between...
How to search a string in multiple files and return the names of files in Powershell?
...location of the files that contain your pattern:
Get-ChildItem -Recurse | Select-String "dummy" -List | Select Path
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Select text on input focus
I have a text input. When the input receives focus I want to select the text inside of the input.
10 Answers
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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
How can you programmatically tell an HTML select to drop down (for example, due to mouseover)?
12 Answers
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How to select the last record of a table in SQL?
This is a sample code to select all records from a table. Can someone show me how to select the last record of that table?
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Get the value of a dropdown in jQuery
...
$('#Crd').val() will give you the selected value of the drop down element. Use this to get the selected options text.
$('#Crd option:selected').text();
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How to resize a custom view programmatically?
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Whether the in value should be converted into dp value or it would work.
– Dory
Nov 20 '13 at 5:28
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SELECT INTO a table variable in T-SQL
Got a complex SELECT query, from which I would like to insert all rows into a table variable, but T-SQL doesn't allow it.
8...
Select multiple images from android gallery
... am trying to achieve is opening the Gallery in Android and let the user select multiple images . Now this question has been asked frequently but i'm not satisfied with the answers. Mainly because i found something interesting in de docs in my IDE (i come back on this later) and thereby i don't...
Is there a properly tested alternative to Select2 or Chosen? [closed]
I am looking for an alternative to Select2 that basically provides the same functionality, but includes proper tests.
3 An...