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Javascript 2021-11-11 18:13:17
multer
// Installation // npm install --save multer // Usage var express = require('express') var multer = require('multer') var upload = multer({ dest: 'uploads/' }) var app = express() app.post('/profile', upload.single('avatar'), function (req, res, nex... Add solution -
Other 2021-11-06 17:17:10
Argument data type text is invalid for argument 1 of len function.
If you try to use len() on a Text field, you will get an error Argument data type text is invalid for argument 1 of len function. The answer to this is the Datalength() function which will return the length of any expression. This can be used on all data... Add solution -
Java 2021-11-05 04:03:12
java awt tutorial
import java.awt.*; public class Example2 { Example2() { //Creating Frame Frame fr=new Frame(); &nb... Add solution -
Javascript 2021-10-02 04:04:02
multer()
// Installation // npm install --save multer // Usage var express = require('express') var multer = require('multer') var upload = multer({ dest: 'uploads/' }) var app = express() app.post('/profile', upload.single('avatar'), function (req, res, nex... Add solution -
Swift 2021-09-27 11:13:03
show alert with textfield swift
//1. Create the alert controller. let alert = UIAlertController(title: "Some Title", message: "Enter a text", preferredStyle: .alert) //2. Add the text field. You can configure it however you need. alert.addTextField { (textField) in ... Add solution -
Shell/Bash 2021-08-29 14:21:01
awk how to print without adding spaces between fields
# Short answer: # If you're getting unwanted spaces between the items you're printing # with awk you probably need to remove commas between the items. # Example of problem: awk '{print $1, "some-text", $2}' file_to_parse # $1 and $2 are the #... Add solution