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Best way to remove from NSMutableArray while iterating?
...an NSMutableArray and remove multiple objects that fit a certain criteria, what's the best way to do this without restarting the loop each time I remove an object?
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Career day in kindergarten: how to demonstrate programming in 20 minutes? [closed]
...er everything. It doesn't know how to do anything. I'm going to show you what I mean. I'm going to pretend I'm as dumb as a computer, and you guys tell me how to make a sandwich."
And when the first kid said "open the bag of bread!" I ripped the bag apart and let bread fall randomly all over the...
What is the meaning and difference between subject, user and principal?
...t implies object. Without an object, there is no subject.
Principals are what subjects resolve to. When you present your credit card you are the subject and the account number is the principal. In other contexts your user ID or state-issued identification is your principal. But principals can b...
What does |= (ior) do in Python?
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@sniper71 what is the result of 32 |= 10
– Future-Jim
May 25 at 19:32
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What is an Intent in Android?
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@Chirag Raval What is the difference between an intent and action listener?
– AnOldSoul
Jan 13 '14 at 9:04
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How do you rotate a two dimensional array?
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Sure, but what about a solution using O(1) memory?
– AlexeyMK
Sep 7 '08 at 17:51
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Message Queue vs Message Bus — what are the differences?
...in terms of push or pull as you describe.
The BUS vs. QUEUE is indeed somewhat a legacy concept, most recently stemming from systems like IBM MQ and Tibco Rendezvous. MQ was originally a 1:1 system, indeed a queue to decouple various systems.
Tibco by contrast was (sold as a) messaging backbone, ...
How to “inverse match” with regex?
...gexps aren't really set up for doing negative matching, they leave that to whatever language you are using them with.
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Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
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eeehm i'm not sure wether I understand what you mean: 'file was half the size of ...? PNG file like icon.png? or do you mean the base64 equivalent of it is smaller when its png formatted in stead of icon formatted or gif? curious. Cheers mate!
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Listing only directories using ls in Bash?
... would list all files in the current directory. I'm pretty sure that's not what you want in that case.
– Gordon Davisson
May 16 '16 at 19:24
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