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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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DBMS_OUTPUT.PUT_LINE not printing
When executing the following code, it just says the procedure is completed and doesn't print the infomation i want it to (firstName, lastName) and then the other values from the select query in a table below.
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How to Update Multiple Array Elements in mongodb
I have a Mongo document which holds an array of elements.
15 Answers
15
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Can we convert a byte array into an InputStream in Java?
Can we convert a byte array into an InputStream in Java? I have been looking on the internet but couldn't find it.
2 Answer...
Can an array be top-level JSON-text?
per the debate in this post: json-conversion-in-javascript
5 Answers
5
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Syntax behind sorted(key=lambda: …)
I don't quite understand the syntax behind the sorted() argument:
9 Answers
9
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Does BroadcastReceiver.onReceive always run in the UI thread?
In my App, I create a custom BroadcastReceiver and register it to my Context manually via Context.registerReceiver . I also have an AsyncTask that dispatches notifier-Intents via Context.sendBroadcast . The intents are sent from a non-UI worker thread, but it seems that BroadcastReceiver.onRe...
@Transactional(propagation=Propagation.REQUIRED)
if some one can explain what this annotation do and when exactly we use it :
4 Answers
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os.path.dirname(__file__) returns empty
I want to get the path of the current directory under which a .py file is executed.
5 Answers
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Get the current file name in gulp.src()
In my gulp.js file I'm streaming all HTML files from the examples folder into the build folder.
6 Answers
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