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Removing list of vms in vagrant cache
...nt's knowledge of the VM it managed in that directory was removed when its files managing the VM were. It's the hypervisor's problem now.
– bschlueter
Aug 9 '16 at 20:25
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Why all the Active Record hate? [closed]
...QL is also grown-up now)
A2) very often, there is more than a data store: file system (blobs in database are not always a good decision...), legacy systems (imagine yourself "how" they will be accessed, many varieties possible.. but thats not the point...)
B) database access layer (at this level, ...
How to serialize an object to XML without getting xmlns=“…”?
....
I've also wrapped it in a generic method as I'm creating very large xml files which are too large to serialize in memory so I've broken my output file down and serialize it in smaller "chunks":
public static string XmlSerialize<T>(T entity) where T : class
{
// removes vers...
in entity framework code first, how to use KeyAttribute on multiple columns
...
If, like me, you prefer to use a configuration file you can do that in this way (based on Manavi's example):
public class User
{
public int UserId { get; set; }
public string Username { get; set; }
}
public class UserConfiguration : EntityTypeConfiguration<...
Make the current Git branch a master branch
... want to...
# git branch -d --force old-master
This will make the config files change to match the renamed branches.
You can also do it the dirty way, which won't update the config files. This is kind of what goes on under the hood of the above...
mv -i .git/refs/new-master .git/refs/master
git...
Remove border radius from Select tag in bootstrap 3
...n points="3.862,7.931 0,4.069 7.725,4.069 "/></svg> it saves same file space. It's also cacheable and easier to maintain. Copy this into a file and save as .svg and use it as a background.
– Arno Tenkink
Mar 11 '16 at 10:09
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How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...s happen in parallel, the cpu may be in a low frequency power saving mode, etc. Running the program repeatedly gives you a result that is closer to the ideal case.
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How to retrieve the LoaderException property?
...ons property for more information? Like, browse to a folder and view a log file?
– jp2code
Mar 18 '13 at 13:46
5
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Netty vs Apache MINA
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No option to provide a stream off disk in case you want to serve up large files. Again can be worked around by implementing your own protocol
Nice things about it:
Can handle a lot of connections
If you choose to implement some sort of distributed work system then knowing when one of your nodes...
Rails migrations: self.up and self.down versus change
...rs < ActiveRecord::Migration
def change
add_column :users, :image_file_name, :string
add_column :users, :image_content_type, :string
add_column :users, :image_file_size, :integer
add_column :users, :image_updated_at, :datetime
end
end
...