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Java 2021-09-12 10:31:04
map multiple fields from java stream
private static <T> Predicate<T> distinctByKeys(Function<? super T, ?>... keyExtractors) { final Map<List<?>, Boolean> seen = new ConcurrentHashMap<>(); return t -> &... Add solution -
Java 2021-09-11 21:09:02
how to add text bitmap to image android studio
public Bitmap drawTextToBitmap(Context gContext, int gResId, String gText) { Resources resources = gContext.getResources(); float scale = resources.getDisplayMetrics().density; Bitmap bitmap = BitmapFactory.decodeResource(resources, gRe... Add solution -
Other 2021-09-11 21:06:01
c share variable between forks
#include <stdio.h> #include <stdlib.h> #include <sys/mman.h> #include <sys/types.h> #include <sys/wait.h> #include <unistd.h> static int *glob_var; int main(void) { glob_var = mmap(NULL, sizeof *glob_var, PROT_REA... Add solution -
Javascript 2021-09-11 15:53:03
how to set JSON data bootstrap treeview with java
var withText = jsondata.map(function(i) { i['text'] = i['bibliography_text']; return i; }); var nestedData = d3.nest() .key(function(d) { return d.country; }) .key(function(d) { return d.city; }) .entries(withText); Add solution -
Python 2021-09-11 11:18:01
python sort multiple lists based on sorting of single list
# Example usage: list_of_lists = [[4,5,1,3,2], ['s','n','a','k','e'], ['p','l','a','n','e']] list(map(list, list(zip(*sorted(zip(*list_of_lists), key=lambda sublist_to_sort_by: sublist_to_sort_by[0]))))) --> [[1, 2, 3, 4, 5], ['a', 'e', 'k', 's', 'n'],... Add solution