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Entity Framework and SQL Server View
...use
Group by IsNull(CustomerId, -1)
it will make MS SQL (at least 2008) include right index into plan.
If
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javax vs java package
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Some packages like javax.swing were not included in java standard library at first. Sun company decided to consider them official and included them into the early versions of java as standard libraries or standard extensions.
By convention, all the standard extens...
Difference between an application server and a servlet container?
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A servlet-container supports only the servlet API (including JSP, JSTL).
An application server supports the whole JavaEE - EJB, JMS, CDI, JTA, the servlet API (including JSP, JSTL), etc.
It is possible to run most of the JavaEE technologies on a servlet-container, but you h...
Get month name from Date
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Not an ideal solution if one has to include month names for each language supported. There's got to be a better way using String#split with toString or toDateString.
– Ryan
Oct 31 '11 at 19:18
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Database Structure for Tree Data Structure
...ies-convert-adjacency-list-to-nested-sets
There are other models as well, including materialized path and nested sets:
http://communities.bmc.com/communities/docs/DOC-9902
Joe Celko has written a book on this subject, which is a good reference from a general SQL perspective (it is mentioned in the...
OS X Terminal Colors [closed]
...ntax instead of \e. Example to add a colored timestamp before your prompt (include this in your ~/.bashrc or ~/.bash_profile): PROMPT_COMMAND="${PROMPT_COMMAND}; echo; echo -e '\033[0;35m'\[\$(date +%F\ %T)\]'\033[m'"
– user5359531
Dec 29 '15 at 20:14
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public static const in TypeScript
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console.log(Library.BOOK_SHELF_NONE);
If you need a class there as well include it inside the namespace: export class Book {...}
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TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
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@vlasits read the included SO post for details. (1) all text types, including tinytext are stored as objects outside the row which is one overhead (2) These objects are then referenced by addresses 8 or 16 bytes. so no matter how tiny your tin...
What is the aspnet_client folder for under the IIS structure?
..., rather than a per-application basis".
Some of the uses of aspnet_client include storing resources (eg. JavaScript, images) for:
JavaScript for ASP.NET Web Forms controls when using client-side validation (mainly to manhandle older browsers like IE5, it seems)
ASP.NET 2.0 (until at framework 4.0...
How can I split a shell command over multiple lines when using an IF statement?
...revented is terminating the command. Normally, a quoted character winds up included literally in the command; a backslashed newline is instead deleted entirely. But otherwise, the mechanism is the same. Most importantly, the backslash only quotes the immediately-following character; if that characte...