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In Vim/Vi, how do you move the cursor to the end of the previous word?
...you'll go to the end of the previous, while be you need to be on the first char of the initial word.
– TankorSmash
Dec 4 '13 at 4:06
14
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How to style the with only CSS?
How can I style <option> s of a <select> element with cross-browser compatibility? I know many JavaScript ways which customize the dropdown to convert into <li> , which I'm not asking about.
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How can I create a copy of an Oracle table without copying the data?
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Just use a where clause that won't select any rows:
create table xyz_new as select * from xyz where 1=0;
Limitations
The following things will not be copied to the new table:
sequences
triggers
indexes
some constraints may not be copied
materialized view...
Password reset for Azure database
...ic Windows Azure SQL Database server, you can do this from the new portal. Select the Database choice on the left, then select Servers:
Then, after selecting the server of choice, you'll see the option on the right for resetting admin password:
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Save PL/pgSQL output from PostgreSQL to a CSV file
...e or automate, you can use Postgresql's built in COPY command. e.g.
Copy (Select * From foo) To '/tmp/test.csv' With CSV DELIMITER ',' HEADER;
This approach runs entirely on the remote server - it can't write to your local PC. It also needs to be run as a Postgres "superuser" (normally called "ro...
C#: How to convert a list of objects to a list of a single property of that object?
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List<string> firstNames = people.Select(person => person.FirstName).ToList();
And with sorting
List<string> orderedNames = people.Select(person => person.FirstName).OrderBy(name => name).ToList();
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Android List Preferences: have summary as selected value?
...ile. How would I set the summary of the list activity to the value that is selected?
11 Answers
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SQL Query Where Field DOES NOT Contain $x
...t is meant to be used in subqueries or with predefined lists:
-- subquery
SELECT a FROM x WHERE x.b NOT IN (SELECT b FROM y);
-- predefined list
SELECT a FROM x WHERE x.b NOT IN (1, 2, 3, 6);
If you are searching a string, go for the LIKE operator (but this will be slow):
-- Finds all rows where...
jQuery set radio button
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Your selector looks for the descendant of a input:radio[name=cols] element that has the id of newcol (well the value of that variable).
Try this instead (since you're selecting by ID anyway):
$('#' + newcol).prop('checked',true)...
EF LINQ include multiple and nested entities
...de:
Course course = db.Courses
.Include(i => i.Modules.Select(s => s.Chapters))
.Include(i => i.Lab)
.Single(x => x.Id == id);
Your solution fails because Include doesn't take a boolean operator
Include(i => i.Modules.Select(s => ...