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Best way to test for a variable's existence in PHP; isset() is clearly broken
...didate for a terminal value because some_function has an extremely unpredictable return type (which is probably a bad sign in itself), then an additional boolean value, e.g. $found, could be used instead.
Thought experiment one: the very_null constant
PHP could theoretically provide a special cons...
Rails migration: t.references with alternative name?
So I have a create_table like this for Courses at a School:
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jquery UI Sortable with table and tr width
I am using jQuery UI sortable to make my table grid sortable. The code seems to work fine but because I am not adding width to td s, when I drag the tr it shrinks the content.
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How do I update a Linq to SQL dbml file?
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There are three ways to keep the model in sync.
Delete the modified tables from the designer, and drag them back onto the designer surface from the Database Explorer. I have found that, for this to work reliably, you have to:
a. Refresh the database schema in the Database Explorer (right-c...
How to select rows that have current day's timestamp?
I am trying to select only today's records from a database table.
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td widths, not working?
...utanyspaces), the cell will stretch nevertheless, unless your CSS contains table-layout: fixed for the table.
EDIT
As kristina childs noted on her answer, you should avoid both the width attribute and using inline CSS (with the style attribute). It's a good practice to separate style and structure...
How to get last inserted id?
...PUT INSERTED.ID could generate problem in case of an active trigger on the table
– armen
Jan 22 '14 at 10:06
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Foreign Key to multiple tables
I've got 3 relevant tables in my database.
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MySQL - Make an existing Field Unique
I have an already existing table with a field that should be unique but is not. I only know this because an entry was made into the table that had the same value as another, already existing, entry and this caused problems.
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CSS center text (horizontally and vertically) inside a div block
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Since they tend to be hacks or adding complicated divs... I usually use a table with a single cell to do it... to make it as simple as possible.
Update for 2020:
Unless you need make it work on earlier browsers such as Internet Explorer 10, you can use flexbox. It is widely supported by all cur...