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Bianka Balistreri

Questions by Bianka Balistreri

NSBezierPath: creating a “curved” square?

I'd like to create an NSBezierPath that represents a "curved" or "bloated" square like this: I'm struggling to c...

How to merge two PNGs (one with transparency)??

I want to be able to create create an image out of the a profile picture with a another image being overlaid on it. ...

draw a circles target using python?

This my program using turtle to draw the circle target: import turtle def origin_circle(turtle, radius): tur...

Generating all unique combinations for “drive ya nuts” puzzle?

A while back I wrote a simple python program to brute-force the single solution for the drive ya nuts puzzle. (sou...

Error: free(): invalid next size (fast):?

What is this strange error I'm getting? I'm compiling C++ using g++ on Ubuntu 10.10. It pops up randomly when I run ...

Why in chord p2p system, the finger table don't store all the information about the other nodes??

I am learning chord system. But I have a question about its querying algorithm. Why the finger table in chord only s...

“fatal: Not a git repository (or any of the parent directories)” from git status?

This command works to get the files and compile them: git clone a-valid-git-url for example: git clone git://cfd...

Vector tile route finding?

Has anyone used either Mapbox or OpenMapTiles vector tiles to find routes from one place to another? It seems to m...

Itunes connect autoingestion : Product type identifier “3”?

Since 2 weeks now the autoingestion tool downloads CSV files with product type identifier "3". I only have free Apps...

converting a base 64 string to an image and saving it?

Here is my code: protected void SaveMyImage_Click(object sender, EventArgs e) { string imageUrl...

Strange return value “134” to call gawk in bash script?

I met a very very strange issue when using gawk in bash script. in this script, I use a function to do some text p...

How can I return NULL from a generic method in C#??

I have a generic method with this (dummy) code (yes I'm aware IList has predicates, but my code is not using IList b...

How do I type a floating point infinity literal in python?

How do I type a floating point infinity literal in python? I have heard inf = float('inf') is non portable. T...