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What is recursion and when should I use it?
...sion.
To see why, walk through the steps that the above languages use to call a function:
space is carved out on the stack for the function's arguments and local variables
the function's arguments are copied into this new space
control jumps to the function
the function's code runs
the function's...
Add only non-whitespace changes
I have my text editor to automatically trim trailing whitespace upon saving a file, and I am contributing to an open source project that has severe problems with trailing whitespace.
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Determining if a number is either a multiple of ten or within a particular set of ranges
...rite out the pseudo code, but I'm not entirely sure how to write them logically.
13 Answers
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Capture Signature using HTML5 and iPad
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I apologize. I think your documentation is actually adequate. It seemed limited until I realized just how easy this is to use. I got it fully implemented in a form, storing in the database and retrieving back to page in under an hour. I suppose, I was comparing it to libr...
Nested fragments disappear during transition animation
...is, but based on @Jayd16's answer, I think I've found a pretty solid catch-all solution that still allows for custom transition animations on child fragments, and doesn't require doing a bitmap cache of the layout.
Have a BaseFragment class that extends Fragment, and make all of your fragments exte...
Best practice for creating millions of small temporary objects
What are the "best practices" for creating (and releasing) millions of small objects?
13 Answers
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How do I change the android actionbar title and icon
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This is very simple to accomplish
If you want to change it in code, call:
setTitle("My new title");
getActionBar().setIcon(R.drawable.my_icon);
And set the values to whatever you please.
Or, in the Android manifest XML file:
<activity android:name=".MyActivity"
android:icon="@d...
When someone writes a new programming language, what do they write it IN?
...rst compilers for "high level languages" would have been written in whats called "assembly language". Assembly language is a language where each instruction in the language corresponds to a single instruction to the CPU. Its very low level language and extremely verbose and very labor intensive to w...
What is the difference between Strategy pattern and Dependency Injection?
Strategy pattern and Dependency Injection both allow us to set / inject objects at run time. What is the difference between Strategy pattern and Dependency Injection?
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#pragma once vs include guards? [duplicate]
... time but #pragma once is very well supported across compilers but not actually part of the standard. The preprocessor may be a little faster with it as it is more simple to understand your exact intent.
#pragma once is less prone to making mistakes and it is less code to type.
To speed up compil...