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13 changed files with 177 additions and 42 deletions
17
README.md
17
README.md
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@ -1,15 +1,16 @@
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# snippets
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slonked up scripts and stuff to do stuff
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slonked up scripts and little snippets to do stuff
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everything in this repository is licensed under CC0-1.0 unless specified
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otherwise, use it for whatever purposes you want
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# quick navigation
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| C | Bash | JS |
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| ---------------------- | ----------------------------------------------------- | ----------------------- |
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| [unlink.c](c/unlink.c) | [arshit](shell/bash/arshit) | [svged.js](js/svged.js) |
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| [cecho.c](c/cecho.c) | [sshfs_mount_file.sh](shell/bash/sshfs_mount_file.sh) | |
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| | [repo_build.sh](shell/bash/repo_build.sh) | |
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| | [grabber.sh](shell/bash/grabber.sh) | |
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| C | Bash | JS |
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| -------------------- | ----------------------------------------------- | ----------------------- |
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| [cecho.c](c/cecho.c) | [arshit](bash/arshit) | [svged.js](js/svged.js) |
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| | [sshfs_mount_file.sh](bash/sshfs_mount_file.sh) | |
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| | [repo_build.sh](bash/repo_build.sh) | |
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| | [grabber.sh](bash/grabber.sh) | |
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| | [frequented.sh](bash/frequented.sh) | |
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| | [start.sh](bash/start.sh) | |
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1
bash/avt/README.md
Normal file
1
bash/avt/README.md
Normal file
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@ -0,0 +1 @@
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# Moved to [slonkazoid/avt](https://gitlab.com/alifurkany/avt)
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79
bash/frequented.sh
Executable file
79
bash/frequented.sh
Executable file
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@ -0,0 +1,79 @@
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#!/usr/bin/env bash
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# Usage: ./frequented.sh [number=5]
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# Lists your top `number` most frequented channels
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# Single threaded, still does 1.22 milliseconds per channel
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# (on a 5600X with 2289 channels and 385952 messages)
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# set this to your id to not print your id in dms/group chats
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SELF_ID="${SELF_ID:-276363003270791168}"
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n=$((${1:-5}))
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repeat() {
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local n=${2?}
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for ((i=0; i<n; i++)); do echo "${1?}"; done
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}
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# shellcheck disable=SC2207
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counts=($(repeat '0' $n))
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# shellcheck disable=SC2207
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channels=($(repeat 'none' $n))
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# insert $1 and $2 into index $3 and drop last element
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insert() {
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local value1=${1?}
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local value2=${2?}
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local idx=${3:-0}
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counts=("${counts[@]:0:$idx}" "$value1" "${counts[@]:$idx:$((n - idx - 1))}")
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channels=("${channels[@]:0:$idx}" "$value2" "${channels[@]:$idx:$((n - idx - 1))}")
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}
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total_messages=0
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total_channels=0
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word_count() {
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local total=0
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while read -r; do
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total=$((total + 1))
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done
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echo $total
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}
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time for dir in c*; do
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channel=${dir#c}
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count=$(("$(word_count < "$dir"/messages.csv)" - 1))
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total_messages=$((total_messages + count))
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total_channels=$((total_channels + 1))
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for ((i=0; i<n; i++)); do
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if ((count > ${counts[$i]})); then
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insert $count "$channel" $i
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break
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fi
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done
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done
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echo "total channels: $total_channels"
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echo "total messages: $total_messages"
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echo "most frequented $n channels:"
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for ((i=0; i<n; i++)); do
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# 1 and 3 are DM and GROUP_DM respectively
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# https://discord.com/developers/docs/resources/channel#channel-object-channel-types
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# if you want to understand the following `jq` filter,
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# start reading here: https://jqlang.github.io/jq/manual/#basic-filters
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channel_text=$(jq 'if .type == 1 // .type == 3 then
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.id + " (" + if (.recipients | length) > 2 then
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"GC with "
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else
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"DM with "
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end + (.recipients | map(select(. != "'"$SELF_ID"'")) | join(", ")) + ")"
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else
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if has("name") then
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"#" + .name + " (" + .guild.name + ")"
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else
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.id + " (unknown guild)"
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end
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end' c"${channels[$i]}"/channel.json)
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echo "$((i + 1)). messages: ${counts[$i]}, channel: $channel_text"
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done
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85
bash/start.sh
Executable file
85
bash/start.sh
Executable file
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@ -0,0 +1,85 @@
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#!/usr/bin/env bash
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# Minecraft server start.sh
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# for use in slapping in tmux and forgetting
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# also rolls logs
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# --- CONFIGURATION
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# you can source an environment file like this:
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#. .env
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# auto-restart
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AUTO_RESTART=${AUTO_RESTART:-1} # 1 to enable
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RESTART_DELAY=${RESTART_DELAY:-3} # seconds
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DONT_RESTART_IF=${DONT_RESTART_IF:0} # exit code
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# java options
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JAVA_BIN=${JAVA_BIN:-java} # full path to the java binary
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#JVM_FLAGS= # Java flags
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#NO_DEFAULT_JVM_FLAGS= # 1 to disable default flags
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MEMORY_MIN=${MEMORY_MIN-4G} # Xms
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MEMORY_MAX=${MEMORY_MAX:-4G} # Xmx
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GC=${GC:-ZGC} # ShenandoahGC or ZGC
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GC_PAR_THREADS=${GC_PAR_THREADS:-6} # "parallel" (runs while workers are stopped) thread count
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# recommended to set to just below total thread count
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GC_CONC_THREADS=${GC_CONC_THREADS:-"$(( half=GC_PAR_THREADS / 2, half == 0 ? 1 : half ))"}
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# marker thread count, defaults to half of parallel
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# mc options
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MC_FLAGS=${MC_FLAGS:nogui} # Minecraft flags
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SERVER_JAR=${SERVER_JAR:-server.jar} # server JAR file
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# ---
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gcs=(
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[zgc]="-XX:+UseZGC"
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[shenandoahgc]="-XX:+UseShenandoahGC"
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)
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java_args=()
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[[ "${MEMORY_MIN:+x}" == 'x' ]] && java_args+=(-Xms"${MEMORY_MIN}")
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java_args+=(-Xmx"${MEMORY_MAX}")
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(( ! NO_DEFAULT_JVM_FLAGS )) && java_args+=(-XX:+ParallelRefProcEnabled -XX:+DisableExplicitGC -XX:+PerfDisableSharedMem -XX:MaxGCPauseMillis=10)
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if [[ "${MEMORY_MIN,,}" == "${MEMORY_MAX,,}" ]]; then
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java_args+=(-XX:+AlwaysPreTouch)
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[[ "${GC,,}" == 'zgc' ]] && java_args+=(-XX:-ZUncommit)
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fi
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if (( $(</proc/sys/vm/nr_hugepages) > 0 )); then
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java_args+=(-XX:+UseLargePages)
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[[ $(</sys/kernel/mm/transparent_hugepage/enabled) != 'never' ]] && java_args+=(-XX:+UseTransparentHugePages)
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fi
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java_args+=("${gcs[${GC,,}]}")
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[[ "${GC_CONC_THREADS:+x}" == 'x' ]] && java_args+=(-XX:ConcGCThreads="${GC_CONC_THREADS}")
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java_args+=(-XX:ParallelGCThreads="${GC_PAR_THREADS}")
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# shellcheck disable=SC2206
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java_args+=(${JVM_FLAGS})
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# shellcheck disable=SC2206
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java_args+=(-jar "${SERVER_JAR}" $MC_FLAGS)
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{
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echo "Using settings:"
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echo "Java binary: ${JAVA_BIN?}"
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# shellcheck disable=SC2145
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echo "Options: ${java_args[@]@Q} ${}"
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echo "Auto restart: $( (( AUTO_RESTART )) && echo 'enabled' || echo 'disabled' )"
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} 2>&1
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while true; do
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"${JAVA_BIN}" "${java_args[@]}" 2>&1 | tee ./"$(date -I)".log
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exitcode=$?
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echo "Process exited with code "$'\033'"[3$(( exitcode == 0 ? 2 : 1 ))m${exitcode}"$'\033'"[0m" >&2
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#shellcheck disable=SC2076
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(( AUTO_RESTART != 1 || DONT_RESTART_IF == exitcode )) &&
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exit "${exitcode}"
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echo "Restarting after ${RESTART_DELAY} seconds" >&2
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sleep "${RESTART_DELAY?}"
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done
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#include <stdio.h>
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#include <stdlib.h>
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int main(int argc, char **argv) {
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for (int i = 1; i < argc; i++) {
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}
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// Compilation: cc cecho.c -o cecho
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// Usage: ./cecho [STRING]...
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// License: Public Domain
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// Usage: ./cecho ARG...
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30
c/unlink.c
30
c/unlink.c
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#include <errno.h>
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#include <error.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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int main(int argc, char **argv) {
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if (argc < 2) {
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error(1, 0, "Not enough arguments.");
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}
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short has_errored = 0;
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for (int i = 1; i < argc; i++) {
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if (unlink(argv[i]) == -1) {
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has_errored = 1;
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error(0, errno, "%s", argv[i]);
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}
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}
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if (has_errored) {
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exit(1);
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}
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return 0;
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}
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// Compilation: cc unlink.c -o unlink
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// Usage: ./unlink FILES...
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// License: Public Domain
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* 4. Calculate Delta E00 between two LAB colour (Main purpose)
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* @author Ahmed Moussa <moussa.ahmed95@gmail.com>
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* @version 2.0
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* @link https://github.com/hamada147/IsThisColourSimilar
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* @license Apache-2.0
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*/
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class Color {
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/**
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@ -1 +0,0 @@
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# Moved to [alifurkany/avt](https://gitlab.com/alifurkany/avt)
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