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How to configure MongoDB Java driver MongoOptions for production use?
...ctions a single Mongo instance (it's singleton so you usually have one per application) can establish to a mongod/mongos process. At time of writing the java driver will establish this amount of connections eventually even if the actual query throughput is low (in order words you will see the "conn"...
Why use JUnit for testing?
...put" (LMFAO). (See note below)
Any time you change code, you must run the app and LMFAO for all code affected by those changes. Even in small projects, this is problematic and error-prone.
Now scale up to 50k, 250k, 1m LOC or more, and LMFAO any time you make a code change. Not only is it unpleasa...
How to securely save username/password (local)?
I'm making a Windows application, which you need to log into first.
The account details consist of username and password, and they need to be saved locally.
It's just a matter of security, so other people using the same computer can't see everyone's personal data.
What is the best/most secur...
Foreign Key to multiple tables
...ot neither) was referenced by a single row.
Here's how it could look when applied to your tables:
CREATE TABLE dbo.[Group]
(
ID int NOT NULL CONSTRAINT PK_Group PRIMARY KEY,
Name varchar(50) NOT NULL
);
CREATE TABLE dbo.[User]
(
ID int NOT NULL CONSTRAINT PK_User PRIMARY KEY,
Name...
What is an EJB, and what does it do?
...ers over the web or corporate network and somewhat less valuable for small apps within a department.
Reusing/Sharing Logic across multiple applications/clients with Loose Coupling.
EJBs can be packaged in their own jars, deployed, and invoked from lots of places.
They are common components. True,...
Should services always return DTOs, or can they also return domain models?
I'm (re)designing large-scale application, we use multi-layer architecture based on DDD.
9 Answers
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Should I compile release builds with debug info as “full” or “pdb-only”?
...some of the differences between full and pdb-only. However, which is more appropriate for a release build? If I use "full" will there be performance ramifications? If I use "pdb-only" will it be harder to debug production issues?
...
Replacing .NET WebBrowser control with a better browser, like Chrome?
Is there any relatively easy way to insert a modern browser into a .NET application?
22 Answers
...
Convert JavaScript string in dot notation into an object reference
...P is asking for. However, if that's not the case, consider if any of these apply:
case 1: As the primary method of working with your data (e.g. as your app's default form of passing objects around and dereferencing them). Like asking "how can I look up a function or variable name from a string"...
Why are joins bad when considering scalability?
...em through de-normalisation but if used correctly (joining on columns with appropriate indexes an so on) they are not inherently slow.
De-normalisation is one of many optimisation techniques you can consider if your well designed database schema exhibits performance problems.
...