DEV Community: Vikas Verma

What kinds of companies hire freelance Java developers?

Vikas Verma — Fri, 24 Dec 2021 07:46:05 +0000

Hiring a freelance java developer is a good option for companies with a significant number of projects and need support. Freelancers are also great for companies that do not need full-time employees, as they can work remotely when needed.

Companies tend to hire freelancers because they don't provide the same benefits as employees and often lack some of the stability and longevity offered by full-time hires.

Companies looking for Java developers include:

Businesses that rely on technology to bring in revenue
Businesses that social media managers or marketing professionals run. These professionals need Java developers to help them create and maintain the website.
Associations and organizations that want to use social media platforms like Facebook and tools used by online marketers such as email marketing services.

Java developers freelancers are in high demand these days as many companies are looking to outsource their projects to save on costs and offload the management aspect too. Companies that hire Java freelancers include technology giants like Microsoft, Amazon, and Oracle to large enterprises in different industries.

Many companies are hiring java developers because they need to develop digital products like mobile apps and websites. These companies need the flexibility that freelancers offer and the ability to take on multiple projects simultaneously.

Project-based companies such as e-commerce websites, technology startups, and mobile apps could use Java software development skills for their projects. For example, a tech startup may use Java to develop its web application. They may also use Java as a platform language to build web games or mobile applications. Non-project-based companies such as marketing agencies and law firms may need Java skills to develop new content or campaigns for their core business activities.

Eiliana can help you connect with quality clients and companies and get you hired!

What is a PayPal developer portal?

Vikas Verma — Thu, 23 Dec 2021 08:27:27 +0000

The PayPal Developer Platform is a worldwide instalments stage open to developers. PayPal Developer tools offer the capacity to construct applications that collaborate with PayPal. PayPal likely empowers advancement, innovativeness, and more noteworthy utilization of PayPal Services.
PayPal is a web-based shared installment framework to send, get and pull out cash through internet-based credit with no utilization of Mastercards, charge cards, or checks.

PayPal instalment door is exceptionally well known among eCommerce developers inferable from its incredible API interface for web designer PayPal security. The PayPal developers can profit from PayPal by making an electronic PayPal record and utilizing it easily like an online installment administration. PayPal is broadly utilized in web-based shopping and many partner programs on eBay, Amazon, and different stages. You can likewise enlist your PayPal representative eCommerce with your Visa or check card. With the assistance of a PayPal developer, you can utilize PayPal instalment administrations for your eCommerce sites and online stores.

Before you can coordinate a PayPal item or arrangement, you should set up your advancement climate to get OAuth 2.0 customer ID and credentials for the sandbox and live conditions. PayPal developers can trade these qualifications for an entrance token that approves your REST API calls. To test your web and versatile applications, PayPal developers should first create a PayPal developer account, more precisely a sandbox account.

Enterprise Data Lake group (EDL) at PayPal fabricated the Rule Execution Framework (REF) to address an undertaking level freedom: making a unified, venture level conventional guideline arrangement framework for characterizing, making due, controlling, and sending the information quality system's standards and rulesets. Rule Execution Framework (REF) gives the capacity to design rules and execute them. REF offers a stage, structure, APIs, and UI. A multi-occupant and normal assistance can be devoured by any customer or application. At present, it upholds information quality, information change, information profiling, irregularity recognition, and compromise management, and is adequately straightforward to be taken on by specialized or non-specialized clients. Owing to its popularity Paypal can be an ideal choice for freelancers.

What are the important updates available in PHP8?

Vikas Verma — Tue, 21 Dec 2021 08:05:47 +0000

The latest update of PHP 8 comes after 5 years of the release of PHP 7. PHP8 contains many new features and improved performance than former versions. While there are not many revolutionary changes in the language, a lot of improvement can be seen in PHP 8. Many changes, including named arguments, union types, attributes, constructor property promotion, match expressions, throw expressions, null safe operator, JIT, and improvements in the type system, error handling, and consistency are pathbreaking.

The two changes in the PHP 8 language are:

JIT ( Just in Time) compiler

It speeds up more complex, longer-running scripts improving code execution performance. The JIT Compiler in PHP 8 shows improved performance by more than 45 per cent as compared to earlier versions. The improved capability of PHP in high-computer environments, make it possible for using PHP beyond just web development, like IoT deployments to machine learning models. For instance, the JIT compiler and the OPcache exte when used together will eliminate the need to load and parse scripts on every request.

Tidy comparison operator

Better comparisons fix frequent bugs and also comparisons between numbers and non-numeric strings are possible now.

Streaming from version 7.4 to 8 without JIT does not make an important difference, the difference to version 8 with JIT is significant. The JIT Compiler improves performance by further than 45 per cent.

Piecemeal from the new features introduced in PHP8, some functions and features that were disapproved in PHP 7.x and have been fully removed. These include:

The $php_errormsg variable
The create_function() function
The mbstring.func_overload ini directive
The real type
The allow_url_include ini directive
The restore_include_path() function
The each() function

Therefore, as a freelance web developer, any update to the programming language should be respectable.

Why should you transition from Python 2x to 3?

Vikas Verma — Mon, 20 Dec 2021 10:29:31 +0000

Presently the creators The Python Software Foundation, no longer support the branch of Python Programming Language. The transition to a newer, more powerful version from an older, widely used, but less capable version is still a work in progress, but the time isn’t far when Python 3 will completely displace Python 2 with its countless technical and end user enhancements. Most of the popular packages hosted by PyPI repository, the one-stop shop for reusable python code, now supports Python 3. The most important thing to understand about Python 2 going End Of Life is that Applications using Python 2 will still run. We don’t have to think of it as a major issue where Python 2 applications grind to a halt. Just official support for Python 2 from the core Python development team would be withdrawn.

Meaning of Python 2 End Of Life in practical terms:

Official bug and security fixes for Python 2 will stop. Newly discovered problems in the Python 2 standard library or the Python 2 interpreter will not be fixed by the core development team. However, commercial vendors could maintain Python 2 on their own, and other third parties could work the Python 2 codebase and continue where the core team left off.

Third-party Python projects will abandon Python 2. Libraries tha supported both will begin to devote their resources to Python 3 exclusively. Many of these projects are volunteer-run, and it’s far less work to support just one version of the language. Projects will have to decide on Python 2 support by themselves. Hence, many major Python projects are pledging to drop Python 2 support entirely. Platform support for Python 2 will become less robust over time.

As an expert Python developer, you can give your career a boost by trying different projects offered by clients located across the world. Eiliana can streamline the process of finding the perfect clients and project for you.
Presently, the creators, The Python Software Foundation, no longer support the branch of Python Programming Language. The transition to a newer, more powerful version from an older, widely used, but less capable version is still a work in progress, but the time isn’t far when Python 3 will completely displace Python 2 with its countless technical and end user enhancements. Most of the popular packages hosted by PyPI repository, the one-stop shop for reusable python code, now supports Python 3. The most important thing to understand about Python 2 going End Of Life is that Applications using Python 2 will still run. We don’t have to think of it as a major issue where Python 2 applications grind to a halt. Just official support for Python 2 from the core Python development team would be withdrawn.

Meaning of Python 2 End Of Life in practical terms:

Third-party Python projects will abandon Python 2. Libraries that supported both will begin to devote their resources to Python 3 exclusively. Many of these projects are volunteer-run, and it’s far less work to support just one version of the language. Projects will have to decide on Python 2 support by themselves. Hence, many major Python projects are pledging to drop Python 2 support entirely. Platform support for Python 2 will become less robust over time.

Why should I improve my Java programming skills as a freelancer?

Vikas Verma — Fri, 17 Dec 2021 08:22:02 +0000

In today's digital world the power of efficient software is undisputed. With applications and websites linked with almost every organization, upskilling yourself with developer skills becomes integral. As most applications use Java programming software at some stage, you need to be an efficient freelance programmer to get access to more opportunities. Below are a few reasons to upskill yourself in Java programming-

Efficiency: As you upskill yourself, you will understand more about the implementation of Design Patterns and Java Libraries. These help you perform the task concisely and with more effectiveness. Thus, integrating more libraries into your Java coding program will make them more efficient.

Optimized applications: Java is a vast programming language. It has multiple applications across various domains. With numerous in-built functions and several frameworks, it isn't a difficult task to create optimized applications. As a freelancer, you should focus on understanding the use of Java functions that will reduce the run-time and performance of the applications. Companies looking for freelance Java developers are likely to be inclined towards developers having the ability to create optimized applications.

Add value to an organization: Java programming language keeps getting updated pretty frequently. With every update, several bugs are resolved. Additionally, the launch of new features makes specific tasks less cumbersome. As a freelance developer, if you upskill yourself in the latest updates, you are likely to be a more attractive prospect for companies working on Java programming software.

At Eiliana, we provide you with the right setof opportunities to connect with companies looking for freelance developers. Thus, the more skilled you are in Java programming, the more are your chances to work on a freelance project with such companies. Hence, you should always be on the lookout for opportunities where you can upskill yourself.

What are the online compilers that every freelancer should have hands-on experience in?

Vikas Verma — Thu, 16 Dec 2021 10:58:28 +0000

Among all programmers freelancers need to keep upskilling themselves frequently as they are not linked to a single company. An online compiler will help you avoid the nuances of installing multiple applications for programming. Below are a few online compilers every freelancer should try out-

GeeksforGeeks: It is one of the most popular online C++ compilers available on the internet. Most experts believe it is one of the websites to run small pieces of code pretty quickly. Additionally, the online compiler allows you to enter your inputs. Thus, you can test your programs with boundary values. As a result, it will be easier to detect errors and shortcomings of your program. GeeksforGeeks provides multiple features to its users. The online compiler allows programmers to paste a code or write it on their own. Sharing the code is also pretty easy on the platform.

Ideone: Most freelancers have used Ideone at some point to debug small pieces of code. As a freelancer, you should start using online C++ compilers in their daily usage. These compilers allow you to compile and execute the program in less than ten seconds. Thus, you can end up saving critical time and test codes before merging them to the production environment.

Most experts utilize this online compiler to write programs and build applications using a browser. Additionally, the platform conducts various coding competitions. Winning them could help you add attractive points to your profile. You can use it as an online Python compiler as well.

As we can see, there are several online compilers available on the Internet. Freelancers should use such platforms wisely to ensure their growth in the programming field. They can evaluate which compiler supports the language they are currently working on and arrive at a conclusion.