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How to find gaps in sequential numbering in mysql?
...rks on table of any size (not just on 100 rows):
SELECT (t1.id + 1) as gap_starts_at,
(SELECT MIN(t3.id) -1 FROM arrc_vouchers t3 WHERE t3.id > t1.id) as gap_ends_at
FROM arrc_vouchers t1
WHERE NOT EXISTS (SELECT t2.id FROM arrc_vouchers t2 WHERE t2.id = t1.id + 1)
HAVING gap_ends_at IS ...
CodeIgniter removing index.php from url
...place with the below code
$config['uri_protocol'] = "REQUEST_URI"
Thats all but in wamp server it does not work because rewrite_module by default disabled so we have need to enable it. for this do the following
Left click WAMP icon
Apache
Apache Modules
Left click rewrite_module
Original Docu...
Markdown and image alignment
...s is a beautiful hack, necessary for solving a problem for certain hosting services. The poster who gave this beautiful hack is gone now and instead the community is left with crybabies.
– Aaron Robinson
Feb 8 '14 at 4:37
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How can I solve a connection pool problem between ASP.NET and SQL Server?
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This was the case for me too, fixed it for me on an App Service I was running on Azure, connection to an Azure SQL database. I was using Dapper and correctly disposing of connections, yet still got the "timeout period elapsed prior to obtaining a connection from the pool" error me...
Redirect Windows cmd stdout and stderr to a single file
I'm trying to redirect all output (stdout + stderr) of a DOS command to a single file:
7 Answers
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AngularJS - wait for multiple resource queries to complete
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How to show android checkbox at right side?
...dd it to the root view.
CheckBox cb = (CheckBox)((LayoutInflater)getSystemService(LAYOUT_INFLATER_SERVICE)).inflate(R.layout.check_right_checkbox,null);
rootView.addView(cb);
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Where can I learn jQuery? Is it worth it?
...hools.com . It's hit or miss, I know, but the PHP and CSS sections specifically have proven very useful for reference.
14 A...
Why does struct alignment depend on whether a field type is primitive or user-defined?
... The documentation of StructLayoutAttribute is pretty interesting. Basically, only blittable types are controlled through StructLayout in managed memory. Interesting, never knew that.
– Michael Stum♦
Jul 15 '14 at 7:01
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Why is the gets function so dangerous that it should not be used?
...icial part of the language up to the 1999 ISO C standard, but
it was officially removed by the 2011 standard. Most C implementations still support it, but at least gcc issues a warning for any code that uses it.
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