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How to log something in Rails in an independent log file?
...possible this behaviour has changed in Rails since 3 years ago. Thanks for calling this out.
– Dave
Oct 14 '14 at 12:09
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Difference between add(), replace(), and addToBackStack()
What is the main difference between calling these methods:
9 Answers
9
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Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
...ht have been overridden (which is extremely unlikely), then they should be calling all built-in methods that way (perhaps they do).
– RobG
Aug 18 '12 at 12:55
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passing several arguments to FUN of lapply (and others *apply)
...N’.
So all you have to do is include your other argument in the lapply call as an argument, like so:
lapply(input, myfun, arg1=6)
and lapply, recognizing that arg1 is not an argument it knows what to do with, will automatically pass it on to myfun. All the other apply functions can do the sam...
How does TransactionScope roll back transactions?
... happens since you're using a using block you are ensuring dispose will be called even if an exception occurs. So if dispose is called before txScope.Complete() the TransactionScope will tell the connections to rollback their transactions (or the DTC).
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JavaScript blob filename without link
...files (>40 MBytes) are truncated at random positions. Re-scheduling the call of revokeObjectUrl() fixes this issue.
function saveFile(blob, filename) {
if (window.navigator.msSaveOrOpenBlob) {
window.navigator.msSaveOrOpenBlob(blob, filename);
} else {
const a = document.createElem...
Sending HTTP POST Request In Java
...trying for a while to get my hands on PostMethod it seems its actually now called HttpPost as per stackoverflow.com/a/9242394/1338936 - just for anyone finding this answer like I did :)
– Martin Lyne
Oct 28 '12 at 20:43
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What is an EJB, and what does it do?
...coupling and cohesion, and
promotes a clean interface (Facade), shielding callers from complex processing & data
models.
Scalability and Reliability
If you apply a massive number of requests from various calling messages/processes
/threads, they are distributed across the available EJB instan...
Is it possible to make anonymous inner classes in Java static?
...n a reference to the pointer of the containing instance (they are also not called inner classes anymore, they are called nested classes).
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Why is Maven downloading the maven-metadata.xml every time?
...d stability vs getting latest changes. What the maven docs (characteristically, unfortunately) fail to make clear is the default values for these if nothing is set.
– Ed Randall
Dec 18 '17 at 9:31
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