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git add, commit and push commands in one?
...s against the normal convention of a single string arg with spaces being wrapped in quotes. This is second nature to me at this point (and I would assume a lot of developers). Leaving out the quotes feels dirty.
– btse
Nov 5 '15 at 22:29
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NSOperation vs Grand Central Dispatch
...n operations. Both very simple with NSOperation, very difficult with GCD.) Apple's done the hard work of leveraging GCD to create a very nice object-friendly API with NSOperation. Take advantage of their work unless you have a reason not to.
Caveat:
On the other hand, if you really just need to sen...
Representing Directory & File Structure in Markdown Syntax [closed]
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I followed an example in another repository and wrapped the directory structure within a pair of triple backticks (```):
```
project
│ README.md
│ file001.txt
│
└───folder1
│ │ file011.txt
│ │ file012.txt
│ │
│ └───subf...
How to make the hardware beep sound in Mac OS X 10.6
...re beep sound like in open suse and other distributions. I tried following approaches
16 Answers
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When is a C++ destructor called?
...te an item in the (previously) unused part of its memory space.
Now, what happens when/if you erase an item from the vector? It can't just use delete -- that would release its entire block of memory; it needs to destroy one object in that memory without destroying any others, or releasing any of the...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...IP addresses.
Ports are a way to multiplex IP addresses so that different applications can listen on the same IP address/protocol pair. Unless an application defines its own higher-level protocol, there is no way to multiplex a port. If two connections using the same protocol simultaneously have ...
What is aspect-oriented programming?
...sic examples are security and logging. Instead of writing code within your application to log occurance of x or check object z for security access control there is a language contraption "out of band" of normal code which can systematically inject security or logging into routines that don't nativly...
How to make a transparent UIWebView
I have an app with a UITableView and a corresponding detail view for each row. In the detail view I have to display some text and a background image (text is different for each row, but the image remains the same). The easiest way, in my opinion, is to put the text in an .rtf file and display it i...
Sending mail from Python using SMTP
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If you use 2 Step Verification, you have to create an App specific password first and replace your normal password with it. See Sign in using App Passwords
– Suzana
Jul 6 '14 at 14:45
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How do I choose a HTTP status code in REST API for “Not Ready Yet, Try Again Later”? [closed]
...lable to the client. This should be treated as an error so no 2XX code is appropriate. Something in the 4XX or 5XX space. The request has not "been accepted for processing", the request is in practice being discarded
– Adam
Oct 21 '18 at 14:15
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