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How can I use optional parameters in a T-SQL stored procedure?
...ame varchar(25) = null,
@Title varchar(25) = null
AS
BEGIN
SELECT ID, FirstName, LastName, Title
FROM tblUsers
WHERE
(@FirstName IS NULL OR (FirstName = @FirstName))
AND (@LastName IS NULL OR (LastName = @LastName ))
AND (@Tit...
CSS selector - element with a given child [duplicate]
I'm looking to make a selector which will select all elements if they have a specific child element. For example, select all <div> with a child <span> .
...
Can you detect “dragging” in jQuery?
...
Yeah, worry about unnecessary square root in the inner loop of your physics engine, not your jquery click handler...
– PeterT
Nov 6 '18 at 9:47
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How can I drop all the tables in a PostgreSQL database?
...
You can write a query to generate a SQL script like this:
select 'drop table "' || tablename || '" cascade;' from pg_tables;
Or:
select 'drop table if exists "' || tablename || '" cascade;' from pg_tables;
In case some tables are automatically dropped due to cascade option in a...
-didSelectRowAtIndexPath: not being called
...de a tab view. In my UITableViewController , I implemented -tableView:didSelectRowAtIndexPath: , but when I select a row at runtime, the method isn't being called. The table view is being populated though, so I know that other tableView methods in my controller are being called.
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Hibernate vs JPA vs JDO - pros and cons of each? [closed]
...leus and have it set up so that I can switch easily between using db4o and mysql. It's helpful for rapid development to use db4o and not have to worry too much about the DB schema and then, once the schema is stabilised to deploy to a database. I also feel confident that later on, I could deploy all...
How do I submit disabled input in ASP.NET MVC?
...l be submitted to the server while still being non-editable by the user. A SELECT tag is an exception though.
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How do I break a string across more than one line of code in JavaScript?
...n your example, you can break the string into two pieces:
alert ( "Please Select file"
+ " to delete");
Or, when it's a string, as in your case, you can use a backslash as @Gumbo suggested:
alert ( "Please Select file\
to delete");
Note that this backslash approach is not necessarily preferr...
Remove directory from remote repository after adding them to .gitignore
... in next commits
To ignore that folder from next commits make one file in root named .gitignore
and put that folders name into it. You can put as many as you want
.gitignore file will be look like this
/FolderName
share...
Extract date (yyyy/mm/dd) from a timestamp in PostgreSQL
... to a date by suffixing it with ::date. Here, in psql, is a timestamp:
# select '2010-01-01 12:00:00'::timestamp;
timestamp
---------------------
2010-01-01 12:00:00
Now we'll cast it to a date:
wconrad=# select '2010-01-01 12:00:00'::timestamp::date;
date
------------
201...