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how can you easily check if access is denied for a file in .NET?
Basically, I would like to check if I have rights to open the file before I actually try to open it; I do not want to use a try/catch for this check unless I have to. Is there a file access property I can check before hand?
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What is the easiest way to duplicate an activerecord record?
I want to make a copy of an activerecord record, changing a single field in the process (in addition to the id ). What is the simplest way to accomplish this?
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Undocumented NSURLErrorDomain error codes (-1001, -1003 and -1004) using StoreKit
I'm writing StoreKit-related code, and I'm getting some rather troubling error codes when I try to add a purchase to the queue.
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What's the best UI for entering date of birth? [closed]
What is the best method for date of birth selector?
24 Answers
24
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Why not abstract fields?
Why can't Java classes have abstract fields like they can have abstract methods?
5 Answers
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How could I use requests in asyncio?
I want to do parallel http request tasks in asyncio , but I find that python-requests would block the event loop of asyncio . I've found aiohttp but it couldn't provide the service of http request using a http proxy.
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uwsgi invalid request block size
I'm running uwsgi in emperor mode
7 Answers
7
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Will iOS launch my app into the background if it was force-quit by the user?
I am triggering a background fetch by using the content-available flag on a push notification. I have the fetch and remote-notification UIBackgroundModes enabled.
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How can I reverse the order of lines in a file?
I'd like to reverse the order of lines in a text file (or stdin), preserving the contents of each line.
25 Answers
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AES vs Blowfish for file encryption
I want to encrypt a binary file. My goal is that to prevent anyone to read the file who doesn't have the password.
7 Answer...