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58 followers study24x7 27 May 2020 01:42 PM study24x7 study24x7

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58 followers study24x7 27 May 2020 01:24 PM study24x7 study24x7

Short Hand Techniques for Javascript Developers
5. Multiple OR Conditions:
You could use an array instead for multiple OR conditions. I there are only a few possibilities, use the long-hand one.  But if there are more may be 10, use Array.indexOf()

Short Hand Techniques for Javascript Developers<br>5....
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  • prem shankar
  • please describe, last if condition
    58 followers study24x7 27 May 2020 12:22 PM study24x7 study24x7

    Short Hand Techniques for Javascript Developers 4. Object Property Short Hand: Defining object literals in JavaScript makes life much easier. ES6 provides an even easier way of assigning properties to objects. If the variable name is the same as the object key, you can take advan...

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    Short Hand Techniques for Javascript Developers
4. Ob...
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    58 followers study24x7 27 May 2020 12:16 PM study24x7 study24x7

    Short Hand Techniques for Javascript Developers
    3. Short-Circuit Evaluation:
    Instead of writing six lines of code to assign a default value if the intended parameter is null or undefined, we can simply use a short-circuit logical operator and accomplish the same thing with...

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    Short Hand Techniques for Javascript Developers<br>3....
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    58 followers study24x7 27 May 2020 12:11 PM study24x7 study24x7

    Short Hand Techniques for Javascript Developers 2. Declaring variables ShortHand: It’s good practice to declare your variable assignments at the beginning of your functions. This shorthand method can save you lots of time and space when declaring multiple variables at the same time.

    Short Hand Techniques for Javascript Developers
2. De...
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    58 followers study24x7 27 May 2020 12:03 PM study24x7 study24x7

    Short Hand Techniques for Javascript Developers
    1. The Ternary Operator:
    This is a great code saver when you want to write an if..else statement in just one line.

    Short Hand Techniques for Javascript Developers<br>1....
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    58 followers study24x7 20 May 2020 10:41 AM study24x7 study24x7

    Hello guys, 
    Hope you are all safe during this pandemic. Thank you so much for following 'Web Camp.'We will be posting new articles soon.
    One important information for you all....We have created a new page : Web QuestionBank. From now onwards, All the questions will b...

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    58 followers study24x7 19 May 2020 10:25 AM study24x7 study24x7
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    58 followers study24x7 14 May 2020 11:33 AM study24x7 study24x7

    'instanceof ' keyword was introduced in which version of PHP?

    A

    PHP5.3

    B

    PHP4

    C

    PHP5

    D

    None of the above

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    58 followers study24x7 14 May 2020 11:32 AM study24x7 study24x7

    Which method scope prevents a method from being overridden by a subclass in PHP?

    A

    Static

    B

    Abstract

    C

    Final

    D

    Protected

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    58 followers study24x7 13 May 2020 10:03 AM study24x7 study24x7

    What will be the output?<?php
    $num = 24;
    while($num < 12){
    $num += 4;
    echo $num;
    }
    ?>

    A

    Only one garbage value

    B

    Error

    C

    Infinite Loop

    D

    No output(Blank)

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    58 followers study24x7 13 May 2020 09:58 AM study24x7 study24x7

     foreach loop is used to iterate over ____?

    A

    Objects

    B

    Array

    C

    function

    D

    None of the above

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    58 followers study24x7 13 May 2020 09:56 AM study24x7 study24x7

    In database, A_____ is a query that retrieves rows from more than one table or view

    A

    Join

    B

    Start

    C

    End

    D

    None of the above

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    58 followers study24x7 13 May 2020 09:54 AM study24x7 study24x7

    Which one is correct syntax for applying UNION operator?

    A

    SELECT column_name(s) FROM table_name1 UNION table_name2

    B

    SELECT FROM table_name1 AND table_name2

    C

    SELECT column_name(s) FROM table_name1 UNION SELECT column_name(s) FROM table_name2

    D

    None of the Above

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    Welcome to WebCamp where you will feel coding is easy and interesting. Yes, you heard it right. The type of fun you get by coding is never the same as the fun you get by playing a game. Coding is int...
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