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What does addChildViewController actually do?
...of View Controller A, but still have View Controller B manage its view. In order for this to work properly, you need to ensure that View Controller B is getting the system events (read UIViewControllerDelegate callbacks). 'addChildViewController' hooks this up for you, to save you the effort of pass...
How to generate and validate a software license key?
...artup, but the activation data, which needs the computer to be the same in order to validate (otherwise, the DATA would be different and the digital signature would not validate). Note that the activation data checking do not require verification over the Internet: it is sufficient to verify the dig...
Copy folder structure (without files) from one location to another
...xceed the maximum command length of the system when you start dealing with orders of hundreds or thousands, so use this with caution. (Find the command length limit with getconf ARG_MAX.) With a lot of directories, you may have to write a script to loop through the output instead.
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GOTO still considered harmful? [closed]
...e loop structure ever changes, it may well require changing that number in order to keep the destination correct. If i'm going to avoid goto, then the gain should be in not having to manually track stuff like that.
– cHao
May 26 '13 at 12:43
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doGet and doPost in Servlets
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Meaning of Choreographer messages in Logcat [duplicate]
...actually responsible for executing 3 types of callbacks, which run in this order:
input-handling callbacks (handling user-input such as touch events)
animation callbacks for tweening between frames, supplying a stable frame-start-time to any/all animations that are running. Running these callbacks...
What does the ng stand for in Angular.js directives
...is recommended that you do not use the ng prefix on your own directives in order to avoid possible name collisions in future versions of Angular.
From the FAQ:
Why is this project called "AngularJS"? Why is the namespace called "ng"?
Because HTML has Angular brackets and "ng" sounds like "Angular"....
How to remove all MySQL tables from the command-line without DROP database permissions? [duplicate]
...re linked with foreign keys so they would have to be dropped in a specific order.
5 Answers
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What Git branching models work for you?
...ere not made sequentially at the time, the autosquash allows for a quick reordering of those commits.
– VonC
Apr 12 '10 at 13:35
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Why is pow(a, d, n) so much faster than a**d % n?
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