Skip to content

Instantly share code, notes, and snippets.

View jvcleave's full-sized avatar

Jason Van Cleave jvcleave

225 followers · 98 following
View GitHub Profile
@jvcleave
jvcleave / vector_vs_stack_array.cpp
Created February 15, 2024 05:43 — forked from mdmaas/vector_vs_stack_array.cpp
Simple performance benchmark of stack, heap, and pre-allocated arrays and std::vector
// g++ vector_vs_stack_array.cpp -O3 -o vector
#include <numeric>
#include <vector>
#include <chrono>
#include <iostream>
#include <cmath>
using namespace std::chrono;
double sumNewArray( int N ) {
@jvcleave
jvcleave / gist:f964f72f0e0723fec3aa97995cca45b5
Created November 18, 2023 20:47
#include <iostream>
#include <csignal>
#include <stdexcept>
// Global variable to track whether an exception was thrown
bool exceptionThrown = false;
// Signal handler function
void signalHandler(int signum) {
@jvcleave
jvcleave / effect values.txt
Last active September 6, 2023 01:58
BASIC
7E05 0301 06FF FF00 EF
7E05 0300 06FF FF00 EF
7E05 0301 06FF FF00 EF
7E05 0302 06FF FF00 EF
7E05 03D4 06FF FF00 EF
7E05 03C1 06FF FF00 EF
7E05 03C2 06FF FF00 EF
7E05 03C3 06FF FF00 EF
7E05 03C4 06FF FF00 EF
@jvcleave
jvcleave / gist:6d14fd49c03d2ab1fda8f52f5979e575
Created September 5, 2023 16:13
led BT
$ sudo gatttool -I
[ ][LE]> connect BE:16:B2:00:04:6C
Attempting to connect to BE:16:B2:00:04:6C
Connection successful
[BE:16:B2:00:04:6C][LE]> characteristics
handle: 0x0002, char properties: 0x12, char value handle: 0x0003, uuid: 00002a00-0000-1000-8000-00805f9b34fb
handle: 0x0005, char properties: 0x10, char value handle: 0x0006, uuid: 0000fff4-0000-1000-8000-00805f9b34fb
handle: 0x0008, char properties: 0x06, char value handle: 0x0009, uuid: 0000fff3-0000-1000-8000-00805f9b34fb
@jvcleave
jvcleave / FragmentTemplate.kt
Last active November 16, 2022 06:22
Android FragmentTemplate
package com.whatever
import android.os.Bundle
import androidx.fragment.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import com.whatever.databinding.FragmentTemplateBinding
@jvcleave
jvcleave / ofMap.ci.metal
Last active September 15, 2022 17:29
ofMap implementations
float ofMap(float value, float inputMin, float inputMax, float outputMin, float outputMax, bool clamp) {
if (fabs(inputMin - inputMax) < FLT_EPSILON){
return outputMin;
} else {
float outVal = ((value - inputMin) / (inputMax - inputMin) * (outputMax - outputMin) + outputMin);
if( clamp ){
if(outputMax < outputMin){
if( outVal < outputMax )outVal = outputMax;
@jvcleave
jvcleave / gist:b3d271750e839baa2ba29d67417da3d0
Created June 17, 2020 05:37
Catalina signing
https://developer.apple.com/account/resources/certificates/list
https://support.apple.com/en-us/HT204397
https://damian.fyi/2019/07/30/build-notarize-repeat/
xcrun iTMSTransporter -m provider -u "id@apple.com" -p "appspecifpassword"
xcrun altool --list-providers -u "id@apple.com" -p "appspecifpassword"
security find-identity -v -p codesigning
macdeployqt Mac.app -sign-for-notarization="Developer ID Application: "
codesign -s "Developer ID Application: " --force --options=runtime --deep Mac.app
@jvcleave
jvcleave / gist:0373645973c100aba3955b046fa09cad
Created February 3, 2020 17:41
netatalk rpi root
cd /
sudo -i
mkdir /rootfs
mount --bind / /rootfs
sudo nano /etc/fstab
add:
/ /rootfs none bind
@jvcleave
jvcleave / drm_info.txt
Last active February 2, 2020 03:50
modetest
pi@RPI4:~/TEMP/drm_info/build $ ./drm_info
drmModeGetResources: Invalid argument
Node: /dev/dri/card1
├───Driver: vc4 (Broadcom VC4 graphics) version 0.0.0 (20140616)
│ ├───DRM_CLIENT_CAP_STEREO_3D supported
│ ├───DRM_CLIENT_CAP_UNIVERSAL_PLANES supported
│ ├───DRM_CLIENT_CAP_ATOMIC supported
│ ├───DRM_CLIENT_CAP_ASPECT_RATIO supported
│ ├───DRM_CLIENT_CAP_WRITEBACK_CONNECTORS supported
│ ├───DRM_CAP_DUMB_BUFFER = 1
@jvcleave
jvcleave / ofAppEGLWindow.cpp
Created January 30, 2020 08:49
#include "ofAppEGLWindow.h"
#include "ofGraphics.h" // used in runAppViaInfiniteLoop()
#include "ofAppRunner.h"
#include "ofUtils.h"
#include "ofFileUtils.h"
#include "ofGLProgrammableRenderer.h"
#include "ofGLRenderer.h"
#include "ofVectorMath.h"
#include <assert.h>