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• ghasemkiani (69)in #programming • 7 years ago

  Merging PDF Files with Java

  Merging PDF files is a common task that we usually need to do in our daily activities. Of course, it is possible and fairly easy to merge PDF files in various applications…

  $4.87

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• ghasemkiani (69)in #nowruz • 7 years ago

  Happy Iranian New Year

  Today 2018-03-20, at exactly 16:15:28 GMT (19:45:28 IRST), the Earth passes the point in its orbit where the ecliptic longitude of the Sun is 0°. It is the so-called vernal…

  $5.60

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   60 97
• ghasemkiani (69)in #news • 7 years ago

  Stephen Hawking, one of the greatest physicists of our time, dies at 76

  Stephen Hawking’s family released a statement today, confirming his death at his home in England. Source: Wikimedia , originally from NASA . Public domain.…

  $8.27

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• ghasemkiani (69)in #javascript • 7 years ago

  Using Scoped NPM Packages

  NPM is the most widely used package manager for NodeJS . It has more than 600,000 packages with hundreds of millions of downloads per day. NodeJS uses directory hierarchy…

  $8.61

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• ghasemkiani (69)in #javascript • 7 years ago

  Optimistic Typing in Nashorn

  I have a bunch of programs written in JavaScript for Nashorn , the fast JavaScript engine shipped with JDK 8 and later. Since I had been working on a NodeJS project for…

  $11.98

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   37 41
• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Reflect.apply

  The method Reflect.apply is just a better and more meaningful way to do Function.prototype.apply . In other words, it allows you to call the given function using a specified…

  $6.85

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Reflect.construct

  The method Reflect.construct helps construct a new instance from a constructor function given an array of arguments. It has a functionality similar to the new operator:…

  $6.25

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Reflect

  Reflect is a global object in ES6 and later that provides the reflection API for JavaScript. Most strongly typed languages, such as Java, provide a reflection API which you can…

  $7.37

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• ghasemkiani (69)in #medicine • 7 years ago

  New Horizons Broke the Record of the “Pale Blue Dot” Picture

  The New Horizons probe was launched in 2006 in a mission to explore Pluto. First, it had a flyby of Jupiter and used this massive planet’s gravitational force to boost its speed.…

  $8.19

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   36 41
• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.freeze and Object.isFrozen

  In the previous posts, I discussed about two levels of object protection: Object.preventExtensions and Object.seal . The last level of protection is Object.freeze , which…

  $8.00

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.seal and Object.isSealed

  In the previous post, I wrote about Object.preventExtensions . That functions prevents the addition of new properties to an object. However, it does not prevent you from…

  $7.71

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   30 35
• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.preventExtensions and Object.isExtensible

  In JavaScript, an object is extensible by default. This means that new properties can be added to the object. In some circumstances, you my want to prevent extensions to the…

  $7.64

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.prototype.hasOwnProperty

  Objects in JavaScript have not only their own properties, but also the properties that are on the objects in their prototype chain. Object.keys gives a collection of the…

  $18.78

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.is

  You may have heard of the book JavaScript: The Good Parts (Yahoo Press, December 2008) by Douglas Crockford . The name, obviously, implies that JavaScript has bad parts…

  $7.98

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   39 53
• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.keys, Object.values, and Object.entries

  When you call the function Object.keys on an object, it returns an array containing the names of the given object's own, enumerable properties. Contrary to the for...in loop…

  $7.25

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   38 50
• ghasemkiani (69)in #motivation • 7 years ago

  What Is Success and How Do You Define It?

  When I was a kid, there was one subject that was repeatedly given to us for essay writing class: “Which one is better, knowledge or wealth?” It was a real cliché and the essays…

  $7.01

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• ghasemkiani (69)in #steemit • 7 years ago

  Steemit Reached 700,000 Members

  In a few minutes, Steemit membership will surpass 700,000 members. More than 21% of these members joined Steemit during the last month. The growth rate has evidently…

  $8.89

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   38 47
• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.getPrototypeOf and Object.setPrototypeOf

  These functions, as is evident from their names, enable you to get and set the prototype of an object. In light of the availability of these functions, the use of the __proto__…

  $7.24

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.assign

  The function Object.assign is used to assign the values of “enumerable” and “own” properties from one or more source objects to a target object (first argument). If the…

  $7.32

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• ghasemkiani (69)in #javascript • 7 years ago

  JavaScript Basics: Object.create

  In an earlier post ( Object Creation and Manipulation Functions in JavaScript ), I listed some functions that are available on the Object constructor. Here is the list once again: create

  $7.41

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