The performance appraisal process in Religious High Court Bandar Lampung has not been carried out objectively, but rather a subjectivity element (relationship closeness). Some employees occupy structural positions but do not fulfil competence and promotion principles, so that it has an impact on providing promotion to a position in the judiciary. Multiple Linear Regression method can provide a predictive model for employee recommendations entitled to occupy positions in the agency. The method implementation using SPSS produces an equation Y = 74.177 + 0.035X1 + 0.020X2 - 0.026X3 + 0.045X4 + 0.001X5. This equation is applied to the employee performance values, and it is obtained from 40 employees 26 employees deserve to be given recommendations promotion. Regression performance testing results using 10-cross validation get the correlation coefficient value is 80.66% with MAE value of 2.24% and RMSE 3.88%, which mean has good performance.

Website in the form of e-commerce is already a necessity from the business field that has advanced today as one important aspect that is able to attract consumers' interest as a new marketing channel with wider market reach. In the field of helmet sales there are still many shops that have not utilized websites that support e-commerce, one of which is the Edi Helm Bandar Lampung store which still uses a conventional system, which requires consumers to come directly to the store to see, choose and buy the desired helmet. Resulting in product information that is sold as well as store information itself is still less effective with a broad range of promotions. The purpose of this research is to design and build a website that supports e-commerce applications in Edi Helm Bandar Lampung Stores to make it easier to serve online purchases and management of goods. In this study the authors used the Extreme Programming system development method. Website development is done using the PHP programming language and HTML with a MySQL database. Then the ISO 25010 test was performed based on three characteristics namely Functional Suitability, Performance Efficiency and Usability. The results of this study will produce an e-commerce website that will help Edi Helm Bandar Lampung Stores make online sales so they can reach more consumer interests and gain a large market.

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Libraries have a very important role in increasing students' insight and knowledge. Usually, the library has its own room consisting of bookshelves that are neatly arranged based on the scientific group of books. SMK Nurul Huda Pringsewu is one of the schools that really pays attention to the convenience of students in adding insight, one of the efforts made by the school is the existence of a school library. The recording of borrowing and returning books at the library of SMK Nurul Huda Pringsewu is still recorded using books. This makes it difficult to properly monitor loan and repayment data, so that sometimes the loan process exceeds the time limit given. In addition, the recording of borrowing books which is still done conventionally also makes it difficult for librarian to monitor the availability of books that can be borrowed by students. Utilization of information systems in libraries is something that is indispensable to support the teaching and learning process in schools. Utilization of information systems can improve service quality, both speed and quality of information provided to manage or run library operations. In this service activity, the library information system of SMK Nurul Huda Pringsewu will be based on a website that can be accessed via a web browser so that it can be accessed anywhere and anytime.