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How to Store Historical Data
... records will go in FOO_Hist. Many different fields in FOO can be updated by the user, so I want to keep an accurate account of everything updated. FOO_Hist holds the exact same fields as FOO with the exception of an auto-incrementing HIST_ID. Every time FOO is updated, I perform an insert statem...
Git cherry pick vs rebase
...arance, git cherry-pick has been able to pick several commits at once, one-by-one.
Hence, possibly the most striking difference between these two commands is how they treat the branch they work on: git cherry-pick usually brings a commit from somewhere else and applies it on top of your current br...
Failed to serialize the response in Web API with Json
... an Entity. An entity refers to an object in the DB that can be retrieved by a unique id. You are returning all the User entities from your database. I'm suggesting that you create a new class called "UserModel" and for each of the User entities you get from the database, create a new instance of...
SQL Server: Filter output of sp_who2
...AX),
LOGIN VARCHAR(MAX),
HostName VARCHAR(MAX),
BlkBy VARCHAR(MAX),
DBName VARCHAR(MAX),
Command VARCHAR(MAX),
CPUTime INT,
DiskIO INT,
LastBatch VARCHAR(MAX),
ProgramName VARCHAR(MAX),
SPID_1 INT,
REQUESTID INT
...
Why should I not include cpp files and instead use a header?
... What if I found some way to separate interface from implementation? Say by taking just enough information from these distinct code segments to identify them to the rest of the program, and putting them in some sort of header file instead? And that way, I can use the #include preprocessor directi...
Spark java.lang.OutOfMemoryError: Java heap space
...park.executor.memory=6g. Make sure you're using as much memory as possible by checking the UI (it will say how much mem you're using)
Try using more partitions, you should have 2 - 4 per CPU. IME increasing the number of partitions is often the easiest way to make a program more stable (and often f...
Condition within JOIN or WHERE
... INNER JOIN queries with WHERE clauses can have the predicates rearrranged by the optimizer so that they may already be excluded during the JOIN process.
I recommend you write the queries in the most readable way possible.
Sometimes this includes making the INNER JOIN relatively "incomplete" and p...
in a “using” block is a SqlConnection closed on return or exception?
...
Yes
Yes.
Either way, when the using block is exited (either by successful completion or by error) it is closed.
Although I think it would be better to organize like this because it's a lot easier to see what is going to happen, even for the new maintenance programmer who will support...
What is your naming convention for stored procedures? [closed]
...use of this in my new application I'm planning on grouping procedure names by object, I'm also dropping the usp as I feel it is somewhat redundant, other than to tell me its a procedure, something I can deduct from the name of the procedure itself.
The new format is as follows
[App]_[Object]_[Acti...
UILabel text margin [duplicate]
...hanging its origin won't do the trick. It would be ideal to inset the text by 10px or so on the left hand side.
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