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How can a Java program get its own process ID?
...() looks like the best (closest) solution, and typically includes the PID. It's short, and probably works in every implementation in wide use.
On linux+windows it returns a value like 12345@hostname (12345 being the process id). Beware though that according to the docs, there are no guarantees about...
git: difference between “branchname” and “refs/heads/branchname”
Best to be explained at an example: I am on branch 0.58 of repository and this his how I pull:
3 Answers
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What is the maven-shade-plugin used for, and why would you want to relocate Java packages?
... a Maven n00b) so I tried to understand the reason for using this and what it does.
4 Answers
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How to check if a file exists in the Documents directory in Swift?
...Directory, .userDomainMask, true)[0] as String
let url = NSURL(fileURLWithPath: path)
if let pathComponent = url.appendingPathComponent("nameOfFileHere") {
let filePath = pathComponent.path
let fileManager = FileManager.default
if fileManager.fileExists(atPath: filePa...
Is there a command like “watch” or “inotifywait” on the Mac?
... watch a folder on my Mac (Snow Leopard) and then execute a script (giving it the filename of what was just moved into a folder (as a parameter... x.sh "filename")).
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What is the difference between Amazon SNS and Amazon SQS?
... the same time. Any one receiver can receive a message, process and delete it. Other receivers do not receive the same message later. Polling inherently introduces some latency in message delivery in SQS unlike SNS where messages are immediately pushed to subscribers. SNS supports several end points...
How to determine programmatically whether a particular process is 32-bit or 64-bit
...ular application/process (note: not the current process) is running in 32-bit or 64-bit mode?
7 Answers
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How to continue a Docker container which has exited
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You can restart an existing container after it exited and your changes are still there.
docker start `docker ps -q -l` # restart it in the background
docker attach `docker ps -q -l` # reattach the terminal & stdin
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Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
...follow
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edited Aug 2 '17 at 10:42
a_horse_with_no_name
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Why do you create a View in a database?
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A view provides several benefits.
1. Views can hide complexity
If you have a query that requires joining several tables, or has complex logic or calculations, you can code all that logic into a view, then select from the view just like you would a tabl...