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Arun Kumar arunkumar413

  • Hyderabad, India
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PgSQL
CREATE SCHEMA logging;
CREATE TABLE logging.t_history (
id serial,
tstamp timestamp DEFAULT now(),
schemaname text,
tabname text,
operation text,
@arunkumar413
arunkumar413 / capyloon-porting-notes.md
Last active November 4, 2023 04:58
capyloon porting notes-moto-e13

Porting moto e-13 device to capyloon

This document describes the process to port moto e-13 mobile to capyloon OS

1) Boot into bootloader:

adb reboot bootloader

2) To get the partitions on the device

@arunkumar413
arunkumar413 / Child.js
Created April 15, 2020 06:56
Lifting reactjs state using hooks
import React, { useState } from "react";
export default function Child(props) {
const handleChange = event => {
props.onChange(event.target.value);
};
return (
<div>
<input value={props.value} onChange={handleChange} />
var data = [{id:1, name:'Arun'}, {id:1, name:'Arun'}, {id:1, name:'Arun'}, {id:3, name:'Tom'}]
var removeFirstItem = (id) => {
var itemAlreadyRemoved = false
return data.filter(row => {
if(row.id === id && !itemAlreadyRemoved){
itemAlreadyRemoved = true;
return false;
}
return true;
@arunkumar413
arunkumar413 / materialui_theme.js
Last active December 6, 2019 05:51
Material UI defualt theme template
const theme = {
"breakpoints": {
"keys": [
"xs",
"sm",
"md",
"lg",
"xl"
],
"values": {
arun@arun-HP-Pavilion-g6-Notebook-PC:~$ kubectl logs raven-0
_____ _____ ____
| __ \ | __ \| _ \
| |__) |__ ___ _____ _ __ | | | | |_) |
| _ // _` \ \ / / _ \ '_ \| | | | _ <
| | \ \ (_| |\ V / __/ | | | |__| | |_) |
|_| \_\__,_| \_/ \___|_| |_|_____/|____/
Safe by default, optimized for efficiency
arun@arun-HP-Pavilion-g6-Notebook-PC:~/Documents/servo$ ./mach build --release --android
rustc 1.34.0-nightly (0ea22717a 2019-03-02)
info: component 'rust-std' for target 'armv7-linux-androideabi' is up to date
warning: clang: warning: argument unused during compilation: '-L/home/arun/Downloads/android-ndk-r12b/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/lib/gcc/arm-linux-androideabi/4.9.x'
Finished release [optimized] target(s) in 3.85s
Swapping prefs
21:22:30.211 [INFO] [org.gradle.internal.nativeintegration.services.NativeServices] Initialized native services in: /home/arun/.gradle/native
21:22:31.369 [INFO] [org.gradle.internal.work.DefaultWorkerLeaseService] Using 4 worker leases.
21:22:31.446 [INFO] [org.gradle.cache.internal.DefaultCacheAccess] Creating new cache for fileHashes, path /home/arun/.gradle/caches/4.4/fileHashes/fileHashes.bin, access org.gradle.cache.internal.DefaultCacheAccess@796d3c9f
21:22:31.463 [DEBUG] [org.gradle.api.internal.changedetection.state.InMemoryCacheDeco
@arunkumar413
arunkumar413 / array_of_objects.js
Created August 30, 2018 16:16
return the objects ordered by ranking and another to return the average ranking.
var a = [{name:'john',rank:10},{name:"Alex",rank:5}];
var avg_rank=0;
ordered_array = order_rank(a);
console.log(ordered_array);
avg = find_avg(a);
console.log(avg);
function order_rank(a){
@arunkumar413
arunkumar413 / README.md
Created June 1, 2018 11:01 — forked from hofmannsven/README.md
My simply Git Cheatsheet
var div = document.querySelector('wifi');
var wifi = navigator.mozWifiManager;
var d = [];
var request = wifi.getNetworks(); // get the available networks
request.onsuccess = function () {
console.log(this.result);
var networks= this.result;
networks.sort(sortNetworks)