Nick Palmer Palmr
Palmr
/ gb-link.js
Created
August 4, 2017 07:06
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| var sleep = require('sleep'); | |
| var Gpio = require('onoff').Gpio; | |
| SO = new Gpio(6, 'out'), | |
| SI = new Gpio(13, 'in', 'both'), | |
| SD = new Gpio(19, 'in', 'rising'), | |
| SC = new Gpio(26, 'out'); | |
| function sendByte(byte) { | |
| for (var b = 0; b < 8; b++) { |
Palmr
/ TinyFPGA_BX_SPIDriver_flash.py
Created
January 5, 2019 23:54
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| #!/usr/bin/env python3 | |
| ## Highly advise running `setserial /dev/ttyUSB0 low_latency` before flashing | |
| from spidriver import SPIDriver | |
| import struct | |
| import time | |
| import sys | |
| import getopt |
Palmr
/ derEncodeECDSASignatureToUinit8Array.js
Created
July 24, 2019 16:00
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| function derEncodeECDSASignatureToUinit8Array(signatureUint8Array) { | |
| let out_sigder = new ArrayBuffer(72); | |
| let out_sigder_DV = new DataView(out_sigder); | |
| let out_sigder_BA = new Uint8Array(out_sigder); | |
| // Need to caress into dumb der format .. | |
| let i; | |
| let lead_s = 0; // leading zeros | |
| let lead_r = 0; |
Palmr
/ streaming_csv.patch
Created
June 20, 2020 13:41
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| Index: src/main/java/org/example/questionn/csv/CsvRenderer.java | |
| IDEA additional info: | |
| Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP | |
| <+>UTF-8 | |
| =================================================================== | |
| --- src/main/java/org/example/questionn/csv/CsvRenderer.java (revision 13e0a8fb07a40e89c39ea8f8176f4c2e6b590774) | |
| +++ src/main/java/org/example/questionn/csv/CsvRenderer.java (date 1592660439551) | |
| @@ -3,11 +3,13 @@ | |
| import ratpack.handling.Context; | |
| import ratpack.render.RendererSupport; |
Palmr
/ FalseSharingCacheLinePaddingBenchmark.java
Created
November 20, 2020 14:36
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| package com.lmax.disruptor; | |
| import org.openjdk.jmh.annotations.Benchmark; | |
| import org.openjdk.jmh.annotations.BenchmarkMode; | |
| import org.openjdk.jmh.annotations.Fork; | |
| import org.openjdk.jmh.annotations.Group; | |
| import org.openjdk.jmh.annotations.Measurement; | |
| import org.openjdk.jmh.annotations.Mode; | |
| import org.openjdk.jmh.annotations.OutputTimeUnit; | |
| import org.openjdk.jmh.annotations.Scope; |
Palmr
/ msvc-wine_clion_docker-toolchain_error.txt
Created
March 2, 2022 12:10
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| /opt/cmake/bin/cmake -DCMAKE_BUILD_TYPE=Release -G Ninja -DCMAKE_C_COMPILER_WORKS=1 -DCMAKE_BUILD_TYPE=Release -DCMAKE_SYSTEM_NAME=Windows -DCMAKE_CROSSCOMPILING=ON /tmp/project | |
| -- Configuring done | |
| -- Generating done | |
| -- Build files have been written to: /tmp/project/cmake-build-release-docker-wine | |
| Cannot get compiler information: | |
| Compiler exited with error code 2: /opt/msvc/bin/x86/cl @/tmp/misc/response-file15603522667233498293 /tmp/misc/compiler-file16351311352593759053 | @response-file15603522667233498293=/TP /DPROJECT_EXPORTS /DProject_EXPORTS /DNDEBUG /DWIN32 /D_MBCS /D_USRDLL /D_WINDOWS /EHsc /EHsc -MD /GL /Oi /GF /Gy /W3 /Zi /EHsc /FI/tmp/project/cmake-build-release-docker-wine/Project/CMakeFiles/Project.dir/cmake_pch.hxx /Be /Bd /EP | |
| 0012:err:ole:StdMarshalImpl_MarshalInterface Failed to create ifstub, hres=0x80004002 | |
| 0012:err:ole:CoMarshalInterface Failed to marshal the interface {6d5140c1-7436-11ce-8034-00aa006009fa}, 80004002 | |
| 0012:err:ole:get_local_server_stream Failed: 80004002 |
Palmr
/ msvc-wine_issue14-attempt2.txt
Created
March 14, 2022 21:29
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| /opt/cmake/bin/cmake -DCMAKE_BUILD_TYPE=Release -G Ninja -DCMAKE_C_COMPILER_WORKS=1 -DCMAKE_BUILD_TYPE=Release -DCMAKE_SYSTEM_NAME=Windows -DCMAKE_CROSSCOMPILING=ON /tmp/msvc-wine_issue-41_repro | |
| -- Configuring done | |
| -- Generating done | |
| -- Build files have been written to: /tmp/msvc-wine_issue-41_repro/cmake-build-release-docker-wine | |
| Cannot get compiler information: | |
| Compiler exited with error code 2: /opt/msvc/bin/x86/cl @/tmp/misc/response-file12954642806412015051 /tmp/misc/compiler-file7185106763504052988 | @response-file12954642806412015051=/TP /DIssueRepro_EXPORTS /DNDEBUG /DWIN32 /D_MBCS /D_USRDLL /D_WINDOWS /EHsc /EHsc -MD /GL /Oi /GF /Gy /W3 /Zi /EHsc /FI/tmp/msvc-wine_issue-41_repro/cmake-build-release-docker-wine/IssueRepro/CMakeFiles/IssueRepro.dir/cmake_pch.hxx /Be /Bd /EP | |
| 0012:err:ole:StdMarshalImpl_MarshalInterface Failed to create ifstub, hres=0x80004002 | |
| 0012:err:ole:CoMarshalInterface Failed to marshal the interface {6d5140c1-7436-11ce-8034-00aa006009fa}, 80004002 | |
| 0012:err:ole:get_local_serve |
Palmr
/ VolatileBenchmark.java
Last active
July 28, 2024 22:15
JMH Bench for difference between readers of volatile or non-volatile data
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| package com.lmax.disruptor; | |
| import net.openhft.affinity.Affinity; | |
| import net.openhft.affinity.AffinityLock; | |
| import org.openjdk.jmh.annotations.Benchmark; | |
| import org.openjdk.jmh.annotations.BenchmarkMode; | |
| import org.openjdk.jmh.annotations.Fork; | |
| import org.openjdk.jmh.annotations.Measurement; | |
| import org.openjdk.jmh.annotations.Mode; | |
| import org.openjdk.jmh.annotations.OutputTimeUnit; |
Palmr
/ StringRepeatBenchmark.java
Created
February 27, 2023 10:08
Benchmarking performance of String Repeating in Java
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| package org.example; | |
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| import java.lang.reflect.Constructor; | |
| import java.lang.reflect.Field; | |
| import java.lang.reflect.InvocationTargetException; | |
| import java.nio.charset.StandardCharsets; | |
| import java.util.Arrays; |
Palmr
/ for-loop-bench.java
Created
July 22, 2024 15:52
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| package uk.co.palmr.benchmarks; | |
| import org.agrona.collections.IntHashSet; | |
| import org.openjdk.jmh.annotations.*; | |
| import org.openjdk.jmh.infra.Blackhole; | |
| import org.openjdk.jmh.runner.Runner; | |
| import org.openjdk.jmh.runner.RunnerException; | |
| import org.openjdk.jmh.runner.options.Options; | |
| import org.openjdk.jmh.runner.options.OptionsBuilder; |