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Why is the .bss segment required?
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For example, consider having many uninitialized buffers 4096 bytes in length. Would you want all of those 4k buffers to contribute to the size of the binary? That would be a lot of wasted space.
– Jeff Mercado
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git stash blunder: git stash pop and ended up with merge conflicts
I did a git stash pop and ended up with merge conflicts. I removed the files from the file system and did a git checkout as shown below, but it thinks the files are still unmerged. I then tried replacing the files and doing a git checkout again and same result. I event tried forcing it with -...
What is data oriented design?
...is:
class Ball {
Point position;
Color color;
double radius;
void draw();
};
And then you would create a collection of balls like this:
vector<Ball> balls;
Data Oriented Approach
In Data Oriented Design, however, you are more likely to write the code like this:
class Balls {...
Regular expressions in C: examples?
...es of how to use regular expressions in ANSI C. man regex.h does not provide that much help.
5 Answers
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val-mutable versus var-immutable in Scala
Are there any guidelines in Scala on when to use val with a mutable collection versus using var with an immutable collection? Or should you really aim for val with an immutable collection?
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What is difference between Collection.stream().forEach() and Collection.forEach()?
...ration order of the Iterable, if one is specified.
Another issue is with side effects. The action specified in Stream.forEach is required to be non-interfering. (See the java.util.stream package doc.) Iterable.forEach potentially has fewer restrictions. For the collections in java.util, Iterable.fo...
Running a Haskell program on the Android OS
...it is by first getting a Haskell compiler which can target C with the android NDK which comes with a GCC port for ARM architectures. JHC can trivially do this with a very small inf style file which describes the platform (word size, c-compiler, etc) I've done this with the Wii homebrew dev kit and i...
std::vector versus std::array in C++
...t grows and shrinks automatically if elements are added or removed. It provides all the hooks (begin(), end(), iterators, etc) that make it work fine with the rest of the STL. It also has several useful methods that let you perform operations that on a normal array would be cumbersome, like e.g. ins...
git + LaTeX workflow
...n give. I've found branches to be very helpful to keep track of "different ideas" for the text or for "different states" of the work. The master branch should be your main body of work, in its most current "ready to publish" state i.e., if of all the branches, if there is one that you are willing to...
How to pass the values from one activity to previous activity
...nt resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_STATIC_STRING_IDENTIFIER, enteredTextValue);
setResult(Activity.RESULT_OK, resultIntent);
finish();
The final step is in the calling Activity: Override onActivityResult to listen for callbacks from the text entry Activity. Get the extra ...