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Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
... on a program that issues DDL. I would like to know whether CREATE TABLE and similar DDL can be rolled back in
5 Answers
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Build.scala, % and %% symbols meaning
I'm new to Play! Framework 2.1 (java version) and have no experience with scala. I don't understand what are and what does % and %% mean in Build.scala. I googled about them but couldn't find their meaning.
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How can I debug a HTTP POST in Chrome?
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It captures both GET and POST requests, @QkiZ
– almulo
May 27 '16 at 9:36
51
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Best way to combine two or more byte arrays in C#
... - 0.0781270 seconds
I increased the size of each array to 100 elements and re-ran the test:
New Byte Array using System.Array.Copy - 0.2812554 seconds
New Byte Array using System.Buffer.BlockCopy - 0.2500048 seconds
IEnumerable<byte> using C# yield operator - 0.0625012 seconds...
how can I Update top 100 records in sql server
...e the top 100 records in SQL Server. I have a table T1 with fields F1 and F2 . T1 has 200 records. I want to update the F1 field in the top 100 records. How can I update based on TOP 100 in SQL Server?
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using href links inside tag
...gt;Sitemap</option>
</select>
UPDATE (Nov 2015): In this day and age if you want to have a drop menu there are plenty of arguably better ways to implement one. This answer is a direct answer to a direct question, but I don't advocate this method for public facing web sites.
UPDATE (Ma...
How to debug .htaccess RewriteRule not working
...ccess
e.g. foo bar, sakjnaskljdnas
any keyword not recognized by htaccess
and visit your URL. If it is working, you should get a
500 Internal Server Error
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request....
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Is it possible to set UIView border properties from interface builder?
...yer through interface builder. I know that I can set a layer's borderWidth and cornerRadius through xcode. borderColor doesn't work, probably because the layer wants a CGColor instead of a UIColor.
You might have to use Strings instead of numbers, but it works!
layer.cornerRadius
layer.borderWidth...
URL matrix parameters vs. query parameters
...lay when making a complex REST-style query to multiple levels of resources and sub-resources:
http://example.com/res/categories;name=foo/objects;name=green/?page=1
It really comes down to namespacing.
Note: The 'levels' of resources here are categories and objects.
If only query parameters wer...
Best way to get child nodes
...y best, I mean: most cross-browser compatible, fastest, most comprehensive and predictable when it comes to behaviour. A list of methods/properties I use as aliases:
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