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MongoDB relationships: embed or reference?
... not so much a "storage space" issue as it is a "data consistency" issue. If many records will refer to the same data it is more efficient and less error prone to update a single record and keep references to it in other places.
Document size considerations
MongoDB imposes a 4MB (16MB with 1.8) si...
Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
... those methods? (I can only think adding portability between systems with different screen resolution.)
Some (incomplete, and unfortunately the links are broken due to migration of SwingLabs to java.net) technical reasons are for instance mentioned in the Rules (hehe) or in the link @bendicott fou...
How to stop a PowerShell script on the first error?
... after every EXE invocation, check that against the expected exit code and if that test indicates failure, you have to throw to terminate execution of the script e.g. throw "$exe failed with exit code $LastExitCode" where $exe is just the path to the EXE.
– Keith Hill
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Understanding Spring @Autowired usage
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The @Autowired annotation tells Spring where an injection needs to occur. If you put it on a method setMovieFinder it understands (by the prefix set + the @Autowired annotation) that a bean needs to be injected. In the second scan, Spring searches for a bean of type MovieFinder, and if it finds suc...
What is the correct way to check for string equality in JavaScript?
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always Until you fully understand the differences and implications of using the == and === operators, use the === operator since it will save you from obscure (non-obvious) bugs and WTFs. The "regular" == operator can have very unexpected results due to the type-...
Should I commit or rollback a read transaction?
I have a read query that I execute within a transaction so that I can specify the isolation level. Once the query is complete, what should I do?
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ViewModel Best Practices
...but I'm curious about some of the conventions (I'm new to the MVC pattern, if it wasn't already obvious).
11 Answers
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Android - get children inside a View?
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If you not only want to get all direct children but all children's children and so on, you have to do it recursively:
private ArrayList<View> getAllChildren(View v) {
if (!(v instanceof ViewGroup)) {
Array...
Firefox session cookies
...like you had never closed the browser.
This makes sense in the sense that if your browser crashed you get right back to where you were, but is a little disconcerting for web devs used to session cookies getting cleared. I've got some old session cookies from months ago that were set by sites I alwa...
Should commit messages be written in present or past tense? [closed]
...other verbs writing them as a command seems more natural, and works better if you have a specific goal up-front—you can literally write the commit summary along with up-front tests before the work is done.
I don't put a huge amount of weight on it, but for me this is the path of least resistance ...