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Justinus Andjarwirawan
Program Studi Teknik Informatika
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Pembuatan Aplikasi Mobile Tourism Guide Kota Malang dan Kota Batu Berbasis Android Kelvin Hartanto; Justinus Andjarwirawan; Alexander Setiawan
Jurnal Infra Vol 3, No 2 (2015)
Publisher : Jurnal Infra

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Abstract

Indonesia has a lot of cities, each of which has many tourism atrraction. One of the two cities are famous for tourism place, the city of Malang and Batu. Both of these cities the distance very close to one another. Both the city is also famous for the cool air, and culinary. Many of the tourists who vacation in the city, but tourists and residents around the city are still many who do not know the tourism place that are in both cities. It therefore requires a source of information that is easy to understand and easy to obtain. With the use of smartphones are widely used today, then designed an application to provide information about the tourism place in the city of Malang and Batu.This application provides a variety of information, especially the tourism place, culinary, and hotels in the city of Malang and Batu. Information about the culinary, hotel, and tourism are categorized by the administrator, accompanied by photographs and a detailed description with the goal of keeping the tourists and residents can understand clearly. This application also has many features such as nearby, get route, GPS, maps, tourism tour, review, and rating. The application is designed to operate on smartphones with Android operating system.From the test results, the application can perform the function of maps, get the route, nearby as well as other functions such as ratings, and reviews. So that a user who will be traveling to the city of Malang and Batu can use the features of this application.
Aplikasi Informasi Wisata Kota Jember Berbasis Mobile Dengan Dukungan Info Transportasi Dan Fasilitas Umum Aldio Tripadana; Adi wibowo; Justinus Andjarwirawan
Jurnal Infra Vol 5, No 1 (2017)
Publisher : Jurnal Infra

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Abstract

Indonesia is a country known for many tourist attractions and a unique culinary every area, both by tourists in the country and abroad. It makes a lot of tourists who arrived in large numbers to the site every year. East Java is a province that is known for having a lot of tourist attractions and culinary most visited by tourists. One in East Java is a famous tourist town of Jember.Many tourists who come to the city of Jember to visit tourist attractions and culinary tasting, culinary. However, tourists do not get the tourist attractions in the town of Jember difficulty finding tour of the place in the town of Jember. Travelers also difficult to find a public place such as a hospital. This led to difficulties travelers looking for travel information and transportation to places of tourist and culinary desired destination.The conclusion of this application is the internet connection which adversely affects the performance of applications, such as sending data to a server or retrieve data from the server so slow load data and images. Testing minibus service 5 times menunujukan trial route to the destination successfully. Applications can provide a list of travel and search sites. The results of the questionnaire that has been done is the percentage of votes against the program interface users are 80% said regular interface, 20% said less interface. Percentage of votes to ease the program was 60% say the ease of taking the usual applications, 20% said the usual, 20% say excellent. The percentage of votes against the program's features are 60% said regular features, 40% said good features
Aplikasi “GENTA” Pers Mahasiswa Universitas Kristen Petra Berbasis Android untuk Menambah Aksesibilitas Website Kristoforus Gumilang Kurniawan Atmodjo; Justinus Andjarwirawan; Anita Nathania Purbowo
Jurnal Infra Vol 6, No 2 (2018)
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Abstract

Nowadays, most people have smartphone which connected to internet. This situation increase people’s demand of information through application. At Petra Christian University there is one of the student organizations that is authorized to publish news about campus environment, namely Student Press GENTA. The Petra Christian University Student Press has two types of products, namely GENTA online and GENTA magazine.During this time, GENTA Online, where as a place of publication news about student activities, which use the media website, still received less attention from its users. While GENTA magazine, the number of print magazines, less covering the entire student. GENTA also has a Research and Development division, which aims to share questionnaires, but is still manual using paper.This GENTA application was created so that GENTA can be accessed more by Petra Christian University’s students and staff and reduce paper use for the questionnaire from GENTA's research and development division. This application is made using Java and PHP programming language, the database used is MySQL, and the library used is Retrofit and Realm. With this application, students and staff of Petra Christian University can more easily access GENTA Online and GENTA magazine.
Sistem Informasi Manajemen pada Apotek Christ Berbasis Website Ignatius Christian; Lily Puspa Dewi; Justinus Andjarwirawan
Jurnal Infra Vol 5, No 1 (2017)
Publisher : Jurnal Infra

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Abstract

Christ Pharmacy located in Surabaya is a business that engages in pharmacy, as a medicine providers. Business process are ordering and purchase medicines to the supplier, sells drugs to patient and service BPJS program from government. Business process performed is still based on human activities, so some times there is risk of human error that can cause problems. In addition, the reporting process is still work manually.Seeing the problems, it will require a solution that information management system based on website for pharmacy to be computerized and improve the control of business process at the pharmacy. Management information system that is built using PHP, HTML, jQuery and MySQL for database management. The resulting from system are recording data master, supplier, drug categories, conversion. Furthermore, recording sales and purchasing process that include ordering unit, purchase return and drug sales and service BPJS. The report generated from this program are income statement, BPJS statement, and another  reports.Overall, this program has been suitable with the needs of the pharmacy. The results of questionnaire that was distributed to pharmacies known that 96% of users found the design of the program is considered good, 68% of the facilities for obtaining information considered good, 72% of users found good about the completeness and clarity of the information is considered good. Rate programs overall 80% by the user.
Evaluasi Penggunaan Linux Router untuk Pembatasan Bandwidth Aplikasi Internet Tertentu Willy Santoso; Henry Novianus Palit; Justinus Andjarwirawan
Jurnal Infra Vol 4, No 2 (2016)
Publisher : Jurnal Infra

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Abstract

According to Cisco report in 2015, Internet usage has increased more than five times in the last 5 years, and it was projected to increase three times over the next 5 years. Increasing use of the internet is mostly caused by certain internet applications such as Flash, MPEG, video streaming, and P2P file sharing. Therefore, bandwidth configuration with traffic shaping method in Linux is needed in order to provide the needs of the Internet in accordance with user class. nDPI is used for classifying the data traffic in the Internet network.Work on the thesis focuses on the evaluation of the use of nDPI on bittorrent P2P applications. The evaluation was done using iptables to perform the data traffic marking and traffic control (tc) to do the bandwidth shaping. Bandwidth monitoring used iptraf applications on Linux and Networx application on the client.Based on testing performed, traffic shaping with nDPI coupled with cache successfully limited the bandwidth usage of  bittorrent P2P applications. The nDPI with cache was evaluated in different cache sizes and bandwidth limits. nDPI with size cache of 1024 entries is recommended. nDPI can not fully classifying bittorrent traffic correctly.
PEMANFAATAN DAN PENGUJIAN APLIKASI VARNISH WEB CACHE UNTUK MEMPERCEPAT AKSES WEBSITE Eko Bayu Kusumo; Justinus Andjarwirawan; Ibnu Gunawan
Jurnal Infra Vol 2, No 2 (2014)
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Abstract

Website technology is currently growing very rapidly. A Website started to be equipped with a variety of animations to make it more interesting but sometimes the animation slowing access of a Website. People will leave the Website because of loading time taking too long. One way to speed up a Website access is by utilizing web applications using Varnish cache. Varnish will store static data from a Website in the memory. Static data is data that changes infrequently or rarely updated.A front end for Web administrators will be built for Varnish application so that the configuration can be easily replaced as needed. The configuration will be simplified through the front end of this Varnish application is detecting SQL injection and Cross Site Scripting (XSS), block files dan folders, HTTP header manipulation, detects the original file is deleted or blocked and error handling configuration. Application front end is implemented in a virtual machine with VirtualBox as its virtual manager and Linux Ubuntu server as its virtual operating system.Varnish application was tested using ApacheBench where the number of requests from the client and the response time becomes the main parameters of the test.
Pembuatan Aplikasi Wisata Trowulan Berbasis Android Bernardo Taufiq Mangunwijaya; Justinus Andjarwirawan; Andreas Handojo
Jurnal Infra Vol 3, No 2 (2015)
Publisher : Jurnal Infra

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Abstract

There are many locations - the historic tourist sites in the area Trowulan very unlikely to miss. Site - historic sites, such as the temple - the temple, goods - goods or equipment - equipment daily life - the era of the Majapahit kingdom, sleeping Buddha statue, the tombs of the ancestors of Majapahit, as well as the ruins of the house - houses kingdom of Majapahit era. Lots of locations - the historic location very missed by the tourists. Even generally in Trowulan location history is not widely known by many people. In general, the tourists searching for information - information through various media, such as on the internet before making a visit. The information obtained is often poorly organized to illustrate the existing tourist sites in Trowulan. With the use of smartphones are widely used today, an application designed to assist travelers in finding the location and information about the location - the tourist sites in Trowulan.This application provides information about tourist sites in Trowulan, referral services for the user to a location, other services is access to information on the location, description of the location, location photo gallery, a list of locations you have visited, running games, and update content. This application is designed to operate on smartphones with Android operating system.Based on testing result, this application is running all functionts that have been mentioned properly, such as login, map, game, stamping, and also content update.
Aplikasi Layanan Antarjemput XYZ Berbasis Android Robert Gosal; Justinus Andjarwirawan; Andreas Handojo
Jurnal Infra Vol 4, No 1 (2016)
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Abstract

XYZ Shuttle service is a company that works in transportation service area and also one of the alternative transportations that can be used to pick and drop people to their destinations. XYZ Shuttle Service is shuttle service which have 2 types of services, one is request service where the user can order the shuttle to pick them up according to the address requested and will take the user to the requested destination address. The other service are regular service where the user will be picked up and delivered every day based from the order. One of the shuttle service company is XYZ shuttle service. Now, XYZ shuttle service still keep the order record in manual system, where the user is still using telephone to order the service. Because of that, sometimes the order record is not too accurate. Therefore, it need an information system to help and reduce the weaknesses of the manual system.This application of XYZ shuttle service based on Android is intended to help the user can order the shuttle service more easy and faster. This application will be built using HTML, Javascript, PHP language which will be converted into mobile application using Eclipse. This mobile application will also help user to identify the driver who will pick-up the user. It will help facilitate the pick-up process. Besides being able to assist in order shuttle service, this application also helps shuttle service company to record and process the order more quickly and accurately so it will help in the pick-up process. The manual system analysis process is conducted by survey to shuttle services.Based on test results, this application run well on some devices such as Android 4.2 (Jelly Bean), Android 4.4 (Kitkat). The application can run the order service function, send the notification, view the order data, and display driver identity so make user to obtain information about the driver is run pretty well.
Pembuatan Web Application untuk Mendukung Pelayanan Asisten Tutor di Universitas Kristen Petra Kevin Fidelis; Adi Wibowo; Justinus Andjarwirawan
Jurnal Infra Vol 5, No 1 (2017)
Publisher : Jurnal Infra

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Abstract

Tutor assistant is a term for students who serve new students in small groups, in a coaching program for new students known as Ethics Enrichment. Currently, every support tools that have been used by tutor assistants were printed. In comparison with the number of tutor assistants, the printing of support tools is a waste and not really practical, especially when compared to the advancement of technologies which actually can ease the service of tutor assistants.Web application was made with the purpose of helping tutor assistant service by providing a system that can be accessed across devices and can fulfill the needs of tutor assistants while doing their services. Some features in web application include material access, grade assignment, online attendance form and interactions with new students via sharing or meeting agreement form. Web application also use JSON Web Token to provide login service and email notifications if any content addition occur in web application.After doing some testing, it can be concluded that web application can be accessed nicely across devices. Survey also shows that web application answers the needs in providing a system that support the service of tutor assistants in Petra Christian University, with 59% of respondents agree that the web application is useful and 53% of respondents agree that web application as a whole has been good.
Benchmarking Software dan Website Report untuk Memudahkan Kategorisasi Device Berbasis Android Berdasarkan Performa Michael Christian Tjandra; Justinus Andjarwirawan; Henry Novianus Palit
Jurnal Infra Vol 3, No 1 (2015)
Publisher : Jurnal Infra

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Abstract

The popularity of Android based device could lead into an abundant amount of device choices from many vendors. There’s a lot factors that one needed to consider before they can decide one device on the market that fully coping their needs. Some of whice are device’s performance, size, and price. The benchmark application will put the device into trial which consists of CPU computation, JavaScript performance, Graphics, and Storage capability. Application aside, there will be a web service intended to provide service for masses in an easier and a simpler way.Based on the test results, the application can run well and can perform all of its functions. Score output are relevant and can give the user general view about the performance from the device on the market. On several later iteration of android version, usage permission for external storage are very limited. Hence, DriveSpeed2 can’t be run because the application couldn’t write on external storage freely.
Co-Authors Adi Setiawan Adi Wibowo Agnes Yustivani De Sirat Agustinus Noertjahyana Aldi Renaldi Gunawan Aldio Tripadana Alexander Setiawan Alvin Nathaniel Santoso Amanda Tanari Andreas Handojo Andrew Agatha Andrew Samuel Anggiat Cokrojoyo Anita Nathania Purbowo Anthony Santoso Ariani Kartika Suwignyo Bernardo Taufiq Mangunwijaya Bobby William Therry Cenius Sanjaya Daniel Satriautama David Harjowinoto David Valentino Deryan Thimoti Yudianto Devi Christiani Angir Djoni Haryadi Djoni Haryadi Setiabudi Dwijaya Kongky Salim Eko Bayu Kusumo Eric Prabowo Cundomanik Fenny Destasia Chan Fernando Irawan Ferry Tanggo Gladys Clarisa Tamyn Greffika Exstrilia Gregorius Satia Budhi Hans Aditya Admaja Hans Christian Herjanto Harris Boedijono Hartono Jefton Henry Novianus Palit Ibnu Gunawan Ignatius Christian Indah Beatry Feysilya Lusi Indra Thamrin Irawan Hady Joseph Pranata Onggo Sanusi Joshua Ginove Hertanto Wijaya Julio Christian Salim Kartika Gunadi Kelvin Hartanto Kessy Hofany Kevin Fidelis Kristo Radion Purba Kristoforus Gumilang Kurniawan Atmodjo Leo Willyanto Liem Kevin Christian Halim Liliana Liliana Lily Puspa Dewi Maggie Mauri Tanuwijaya Malvin Yuwono Kurniawan Melinda Christy Roedyanto Michael Christian Tjandra Pieter Sindu Wijaya Putri Belina Tandra Rendy Cahyadi Resmana Lim Reyviano Marcyan Luhulima Ribka Kwandana Richard Pangalila Robby Christianto Wijaya Robert Gosal Rudy Adipranata Rufus Dian Oeinata Septian Jati Winayaka Silvia Rostianingsih Stevie Suwanto Putra Sugeng Hadi Wijaya Teguh Santosa Timotius Revelano Saliby Djohan Tommy Jonathan Viky George Lettu Radja Pono Wahyu Ricky Handoko Willy Santoso Wong Fanny Christiana Wu Alvin Hardy Yohan Alvin Limanto Yohanes Adam Sastrodikoro Wiryoadikusmo Yulia - Yulia Yulia Yvonne Nathania Zaguar Rigil Saputro