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public isColourDarkOrLight(rgb: number[]): 'light' | 'dark' { | |
// RGB to HSP equation: http://alienryderflex.com/hsp.html | |
const [r, g, b] = rgb; | |
const hsp = Math.sqrt( | |
0.299 * (r * r) + | |
0.587 * (g * g) + | |
0.114 * (b * b) | |
); | |
return hsp > 127.5 ? 'light' : 'dark'; | |
} |
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const toSlug = 'every thing you $ want. To b3 eScaped'; | |
const slug = toSlug.toLowerCase() | |
.replace(/[^a-z0-9 -]/g, '') // remove invalid chars | |
.replace(/\s+/g, '-') // collapse whitespace and replace by - | |
.replace(/-+/g, '-'); // collapse dashes |
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import * as fs from 'fs'; | |
import * as ffmpeg from 'fluent-ffmpeg'; | |
class VideoConvertService { | |
public connection: any; | |
public PATH: string = 'videos'; | |
public async saveVideoToMachine(bannerSetId: string, videoBinaryString: any, extention: string, encoding: string = 'utf-8'): Promise<any> { | |
const filename = bannerSetId; | |
const path: string = `${this.PATH}/${filename}.${extention}`; |
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import React from 'react'; | |
interface TableProps { | |
data: any[]; | |
headings?: string[] | |
} | |
function Table(props: TableProps): JSX.Element { | |
const { data = [], headings } = props; |
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Math.floor(Math.random() * 16777215).toString(16) |
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// INTERFACE: | |
public interface ILogger { | |
public static void error(String msg, Object obj) { | |
System.out.println(msg + " " + obj.toString()); | |
} | |
public static void warning(String msg, Object obj) { | |
System.out.println(msg + " " + obj.toString()); | |
} | |
public static void info(String msg, Object obj) { |
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// INTERFACE: | |
public interface ILogger { | |
public static void error(String msg, Object obj) { | |
System.out.println(msg + " " + obj.toString()); | |
} | |
public static void warning(String msg, Object obj) { | |
System.out.println(msg + " " + obj.toString()); | |
} | |
public static void info(String msg, Object obj) { |
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function getRandomString(wishedIdLength) { | |
var result = ''; | |
var characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789=-[]\|'; | |
var charactersLength = characters.length; | |
for (let i = 0; i < wishedIdLength; i++ ) { | |
result += characters.charAt(Math.floor(Math.random() * charactersLength)); | |
} | |
return result; | |
} |
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-- delete | |
drop table message; | |
drop table email; | |
drop table product; | |
drop table feed; | |
drop table account; | |
create table account ( | |
account_id SERIAL PRIMARY KEY not null, | |
name varchar(255) not null, |
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docker run -d -p 49160:22 -p 49162:8080 -p 49161 -v oracledb thebookpeople/oracle-xe-11g |