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How to refer to relative paths of resources when working with a code repository
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answered Aug 13 '09 at 9:27
c089c089
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MySQL: multiple tables or one table with many columns?
...oblem, because MySQL InnoDB tables have a relatively small length limit (~8000 bytes). In my problem table (data from very lengthy insurance forms, more than 100 columns) we have multiple varchar columns, all UTF8. So we easily filled the ~8000 bytes limit and got "error 139 from storage engine" all...
This Handler class should be static or leaks might occur: IncomingHandler
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edited Feb 20 '13 at 18:47
Ahmad Kayyali
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How can you represent inheritance in a database?
...----------------+----------+----------------+------------------+
| 1 | 2010-08-20 12:00:00 | MOTOR | 01-A-04004 | NULL |
| 2 | 2010-08-20 13:00:00 | MOTOR | 02-B-01010 | NULL |
| 3 | 2010-08-20 14:00:00 | PROPERTY | NULL | Oxford Street |
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What are the performance characteristics of sqlite with very large database files? [closed]
...ndices.
The idea was to insert enough data until sqlite files were about 50GB.
Single Table
I tried to insert multiple rows into a sqlite file with just one table. When the file was about 7GB (sorry I can't be specific about row counts) insertions were taking far too long. I had estimated that my...
Match whitespace but not newlines
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Perl versions 5.10 and later support subsidiary vertical and horizontal character classes, \v and \h, as well as the generic whitespace character class \s
The cleanest solution is to use the horizontal whitespace character class \h. This wil...
What is the meaning of #XXX in code comments?
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Best way to create an empty map in Java
...other types of maps as well, such as TreeMap or LinkedHashMap.
Update (2018): On Java 9 or newer, the shortest code for creating an immutable empty map is:
Map.of()
...using the new convenience factory methods from JEP 269. ????
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Can you attach Amazon EBS to multiple instances?
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UPDATE (April 2015): For this use-case, you should start looking at the new Amazon Elastic File System (EFS), which is designed to be multiply attached in exactly the way you are wanting. The key difference between EFS and EBS is that they...