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Nested select statement in SQL Server
...] (subquery)
WHERE [NOT] EXISTS (subquery)
Check for more subquery rules and subquery types.
More examples of Nested Subqueries.
IN / NOT IN – This operator takes the output of the inner query after the inner query gets executed which can be zero or more values and sends it to the outer query...
Launch Bootstrap Modal on page load
... page load inside a jQuery load event on the head section of your document and it should popup, like so:
JS
<script type="text/javascript">
$(window).on('load',function(){
$('#myModal').modal('show');
});
</script>
HTML
<div class="modal hide fade" id="myModal">...
How do I make a transparent border with CSS?
...
Well it worked on ie8, Mozilla, Opera and Chrome, good enough for me, I didn't try it out on Safari but I don't mind safari much. thanks a lot!
– William Calleja
Mar 24 '10 at 10:36
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How can I autoplay a video using the new embed code style for Youtube?
...le "?rel=0&autoplay=1" it would be the same as "?autoplay=1&rel=0" and they would both work.
– Thanos
Feb 21 '14 at 1:34
8
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generate model using user:references vs user_id:integer
..._id: integer, created_at: datetime, updated_at: datetime)
The second command adds a belongs_to :user relationship in your Micropost model whereas the first does not. When this relationship is specified, ActiveRecord will assume that the foreign key is kept in the user_id column and it will use a ...
Javascript Shorthand for getElementById
Is there any shorthand for the JavaScript document.getElementById? Or is there any way I can define one? It gets repetitive retyping that over and over .
...
Changing the case of a string in Eclipse
...make a lowercase string uppercase using Eclipse? I want to select a string and either uppercase it or lowercase it. Is there a shortcut for doing this?
...
MySQL remove all whitespaces from the entire column
.../doc/refman/5.0/en/string-functions.html#function_replace
To remove first and last space(s) of column :
UPDATE `table` SET `col_name` = TRIM(`col_name`)
http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_trim
...
$(this) inside of AJAX success not working
...is refers to the jqXHR object of the Ajax call, not the element the event handler was bound to. Learn more about how this works in JavaScript.
Solutions
If ES2015+ is available to you, then using an arrow function would probably be the simplest option:
$.ajax({
//...
success: (json) =&g...
What is a “context bound” in Scala?
... the new features of Scala 2.8 are context bounds. What is a context bound and where is it useful?
4 Answers
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