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How to get execution time in rails console?
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Should an Enum start with a 0 or a 1?
...abase or something similar). If you're worried abotu space, with the newer SQL server versions you can have a database compressed, which means 1000 occurences of "SomeEnumTextualValue" will use barely any more space. Of course this won't work for all projects - it's a trade off. I think the worry ab...
Composite Key with EF 4.1 Code First
...body know whether setting composite primary key using fluent api works for SQL CE? It doesn't work for me (gives an error that 'EntityType ... has no key defined') and I'm not sure to create a new question or not.
– kasitan
Sep 5 '13 at 16:04
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Java Date vs Calendar
...rt time and end time, especially when you persist them in the database, as SQL is so peculiar with nulls).
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
...Binders: 8
Death Recipients: 0
OpenSSL Sockets: 0
SQL
heap: 0 MEMORY_USED: 0
PAGECACHE_OVERFLOW: 0 MALLOC_SIZE: 0
If you want see the info for all processes, use ~$ adb shell dumpsys meminfo
dumpsys is ultimate...
How to store a dataframe using Pandas
...ed there are different options and file formats (HDF5, JSON, CSV, parquet, SQL) to store a data frame. However, pickle is not a first-class citizen (depending on your setup), because:
pickle is a potential security risk. Form the Python documentation for pickle:
Warning The pickle module is n...
What is LDAP used for?
...e function of a directory, not of LDAP. That's like saying the function of SQL is to provide a database; it isn't; directories provide LDAP access, not the other way around.
– blowdart
Oct 27 '08 at 9:53
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What is JAXB and why would I use it? [closed]
...ses and bindings it likes with XSD schemas...now, if only it stopped using SQL date by default, and used Java util Date instead...
– MetroidFan2002
Mar 4 '09 at 4:15
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LINQ Single vs First
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In the SQL they produce First() does TOP 1 and Single() does TOP 2 if I'm not mistaken.
– Matthijs Wessels
Mar 30 '11 at 7:57
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List distinct values in a vector in R
...ector where the values are replicative? I mean, similarly to the following SQL statement:
5 Answers
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