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Composite Key with EF 4.1 Code First
...Name properties with Key annotation or you can use fluent API as described by @taylonr.
Edit:
This should work - composite key defined with annotations requires explicit column order:
public class ActivityType
{
[Key, Column(Order = 0)]
public int ActivityID { get; set; }
[Key, Colum...
Difference between CMAKE_CURRENT_SOURCE_DIR and CMAKE_CURRENT_LIST_DIR
... may refer to different directories for a CMake list file that is included by another file with the include command. E.g., if a CMakeLists.txt is present in a directory project and contains the following directive
include(src/CMakeLists.txt)
then while src/CMakeLists.txt is being processed CMAKE_C...
How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
...ke Eclipse, JasperReports iReport, etc. that are all likely to be affected by this. I think I'd rather just move the JDK1.8 directory somewhere else and use that explicitly with JAVA_HOME for the (few) times that I actually need it.
– Christopher Schultz
Jul 26...
Difference between partition key, composite key and clustering key in Cassandra?
... text PRIMARY KEY,
data text
);
That means that it is made by a single column.
But the primary key can also be COMPOSITE (aka COMPOUND), generated from more columns.
create table stackoverflow_composite (
key_part_one text,
key_part_two int,
data text,
PRIM...
What are the differences between Autotools, Cmake and Scons?
...re; make"- for many things, they're going to be pulling a package provided by someone, like out of a PPA, or their distribution vendor. "Normal" users aren't devs and aren't grabbing tarballs in many cases. That's snobbery on everyone's part for presuming that is going to be the case there. The t...
Are soft deletes a good idea? [duplicate]
...e with a natural primary key (e.g. you "delete" someone from a table keyed by Social Security Number - what do you do when you need to add him back? Please don't say "include IsDeleted in a compound primary key".).
In a design review, I would expect the developer to demonstrate an awareness of the...
Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
...e the requirements.txt file (if it doesn't refer any external requirements by URL) with the following hack (tested with pip 9.0.1):
install_reqs = parse_requirements('requirements.txt', session='hack')
This doesn't filter environment markers though.
In old versions of pip, more specifically ol...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...
I was able to solve this problem by executing this statement
sudo dpkg-reconfigure mysql-server-5.5
Which will change the root password.
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.prop() vs .attr()
...tes. This is a good thing.
If you're a jQuery developer and are confused by this whole business about properties and attributes, you need to take a step back and learn a little about it, since jQuery is no longer trying so hard to shield you from this stuff. For the authoritative but somewhat dry ...
SQL Server Escape an Underscore
...ion_schema.columns
where replace(table_name,'_','!') not like '%!%'
order by table_name
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