DZone

JANUARY 3, 2020

Debugging is not just about the fix — sometimes it's the drudgery of trying to locate the root cause that kills passion, especially when you have thousands or even millions of lines of code. Find out that his fix causes 100~1000 failed tests. Randomly pick some of the tests and dive into the code again.

C++ 162

C++ Code Database Testing 162

The Morning Paper

MAY 27, 2019

CheriABI: enforcing valid pointer provenance and minimizing pointer privilege in the POSIX C run-time environment Davis et al., code is not given access to excessive capabilities. And this all has to work for whole-system executions, not just the C-language portion of user processes. ASPLOS’19. CHERI implementation.

C++ 61

C++ Hardware Virtualization Benchmarking 61

Percona

APRIL 21, 2023

Below is my current topology: [root@monitor ~]# orchestrator-client -c topology-tabulated -alias testcluster | tr '|' 't' 192.168.56.10:3306 Below is my current topology: [root@monitor ~]# orchestrator-client -c topology-tabulated -alias testcluster | tr '|' 't' 192.168.56.10:3306 3306 0s ok 5.7.41-44-log 3306 0s ok 5.7.41-44-log

C++ 88

C++ Monitoring Database Open Source 88

Testsigma

APRIL 16, 2021

Android developers and testers perform mobile tests to deliver apps that drive a high user retention rate through a great user interface. While mobile automation tests are performed for Android, iOS, and Windows devices, in this post, we’ll dive into the UI frameworks for Android automation testing. The Importance Of UI Testing.

Testing 52

Testing Open Source Mobile Java 52

Percona

JUNE 20, 2023

In order to understand “segmentation fault,” it is a must to know the basic idea of segmentation and its implementation in C programming. Here, memory is divided into equal sizes of partitions where the code of a program resides. ” Below is a line of code that results in a segmentation fault on PostgreSQL 13.4

Programming 87

Programming C++ Database Virtualization 87

HammerDB

JULY 14, 2021

Also, the additional installation of the MySQL client libraries was needed when testing MariaDB. adds full support for MariaDB in both the GUI as shown: And in the CLI as a separate database from MySQL, this post describes a setup and test for MariaDB using the CLI on Linux as an example running the TPROC-C workload.

Testing 57

Testing C++ Virtualization Tuning 57

Testsigma

FEBRUARY 3, 2021

So, it becomes the need of the hour to invest in mobile automation testing and avoid negative reviews and failures. So, with the increasing demand for mobile apps, automation testing techniques are also required to multiply. What is Mobile Automation testing? Why Should Businesses Invest in Mobile Automation Testing?

Mobile 52

Mobile Testing Testing Tools Open Source 52

Percona

JUNE 4, 2023

MariaDB is a popular SQL open source relational database management system that originated as a fork of MySQL after MySQL was acquired by Sun Microsystems in 2008 and later Oracle in 2010. It continues to be developed and maintained by the open source community and remains free to use under the GNU General Public License.

Open Source 52

Open Source Servers Storage Scalability 52

Percona

OCTOBER 3, 2023

There is no need to explicitly disable THP defragmentation since its code path will not be triggered when THP is disabled in this way. Disabling THP with systemd in Ubuntu For Ubuntu, you can also disable THP in a persistent manner by using systemd. Try Percona Distribution for MySQL today!

Database 93

Database Servers Open Source C++ 93

Smashing Magazine

AUGUST 4, 2021

In this article, we’ll look at a React utility React.Children.toArray which lets us prepare the children prop for inspection and iteration, some of its shortcomings and how to overcome them — through a small open-source package, to keep our React code function the way it is deterministically supposed to behave, keeping performance intact.

Open Source 138

Open Source C++ Google Website 138

Testsigma

MAY 21, 2021

Protractor is an end-to-end test framework made for angular and angularJS applications. It uses angular-specific locator strategies to make it easier to automate the end-to-end test cases on these applications. Nonetheless, Protractor is not able to leverage such technology without forcing users to rewrite their tests.

Open Source 52

Open Source Mobile Google Infrastructure 52

Sutter's Mill

JUNE 3, 2021

Briefly, what is the difference among: (a) undefined behavior Undefined behavior is what happens when your program tries to do something whose meaning is not defined at all in the C++ standard language or library (illegal code and/or data). Violating the assertion does not result in undefined behavior directly.

C++ 54

C++ Programming Lambda Code 54

All Things Distributed

DECEMBER 1, 2016

I was joined by 32,000 James Bonds at the conference today from all around the world, and we introduced new services focused on accelerating this transformation across development, testing and operations, data and analytics, and computation itself. Transformation in Development, Testing, & Operations.

AWS 162

AWS Development Lambda Open Source 162

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. sysbench is a widely used open-source benchmarking tool that is designed to evaluate the performance of CPU, memory, disk I/O, and database systems. Instead, use the default settings. 0.42 %sys 9.52

Performance 54

Performance Benchmarking Cache Storage 54

Randon ASCII

MARCH 30, 2020

The Chromium build tools make it fairly easy to do these investigations (much easier than my last build-times post ), and since it’s open source anybody can replicate them. My test builds took up to 6.2 million lines of source code in the primary source files. billion lines of source code to be processed.

C++ 87

C++ Code Open Source Programming 87

HammerDB

MAY 5, 2019

Note that the main developer of HammerDB is Intel employee (#IAMINTEL) however HammerDB is a personal open source project and HammerDB has no optimization whatsoever for a database running on any particular architecture. So to test I took a system with Skylake CPUs and all storage on a P4800X SSD. In the recent MySQL 8.0.16

Testing 48

Testing Tuning Latency Storage 48

The Netflix TechBlog

MARCH 13, 2020

SVT-AV1: open-source AV1 encoder and decoder by Andrey Norkin , Joel Sole , Mariana Afonso , Kyle Swanson, Agata Opalach , Anush Moorthy , Anne Aaron SVT-AV1 is an open-source AV1 codec implementation hosted on GitHub [link] under a BSD + patent license. It is not equal to the average of per sequence values.

Open Source 154

Open Source Efficiency C++ Speed 154

Percona

DECEMBER 23, 2022

Both these open source tools have been saviors for DBAs for achieving high availability and performing restoration in ample ways. Let’s test the scenarios one by one: Reinitializing the Patroni cluster using pgBackRest (instead of pgBaseBackup). This is one of the most used backup tool used for PostgreSQL databases.

Open Source 64

Open Source Servers Database Availability 64

Brendan Gregg

OCTOBER 8, 2018

Created by Alastair Robertson , bpftrace is an open source high-level tracing front-end that lets you analyze systems in custom ways. Since I helped developed bpftrace, I'm aware of how fresh my own code is and how likely I introduced bugs. It's shaping up to be a DTrace version 2.0: Attaching 2 probes. ^C eBPF does more.

C++ 110

C++ Virtualization Programming Latency 110

Percona

AUGUST 16, 2023

In database management, well-formatted SQL code is easier to read and a vital aspect of maintaining clean, efficient, and error-free databases. PostgreSQL developers and database administrators often deal with complex SQL queries, making code readability a critical factor for productivity. What is pgFormatter?

Code 80

Code Best Practices Open Source C++ 80

Strategic Tech

SEPTEMBER 29, 2018

61 percent of C-suite executives believe access to developer talent is a threat to the success of their business. Stripe C-Suite Survey As an organisation, there are a whole variety of levers you can pull to significantly improve the quality and speed of your hiring process and notably reduce the costs. Not all code is created equal.

Software Engineering 40

Software Engineering Open Source Engineering Java 40

Testlodge

AUGUST 9, 2023

Basis path testing in software testing is a white box method where the tester examines the codebase to identify all possible paths that could be taken by the user to achieve their aims. These paths are then written as test cases to ensure all the different identified scenarios in the main branches are covered.

Testing 75

Testing Software Software C++ 75

Percona

SEPTEMBER 13, 2018

For our testing we decided to capture all the SELECT queries that were hitting our Amazon Aurora instance, mainly because we had a sysbench OLTP read only workload and that wouldn’t really have a lot of slow queries. On our Aurora test slow log file, the initial results didn’t look right so we had to apply a workaround.

C++ 42

C++ AWS Open Source Testing 42

Dynatrace

DECEMBER 8, 2020

Open source has also become a fundamental building block of the entire cloud-native stack. While leveraging cloud-native platforms, open-source and third-party libraries accelerate time to value significantly, it also creates new challenges for application security.

Cloud 290

Cloud Open Source Internet Internet 290

Testsigma

APRIL 28, 2021

Selenium is a tremendously popular automated testing tool for desktop, web applications. Testing on mobile devices is a major requirement that has grown exponentially in recent years. Why has the mobile testing requirement grown so much? Thus, mobile application testing will play a crucial part here. Test Management.

Mobile 69

Mobile Testing Open Source Java 69

The Netflix TechBlog

FEBRUARY 13, 2020

By Aditya Mavlankar, Jan De C**k¹, Cyril Concolato, Kyle Swanson, Anush Moorthy and Anne Aaron TL; DR We need an alternative to JPEG that a) is widely supported, b) has better compression efficiency and c) has a wider feature set. Brief overview of image coding formats The JPEG format was introduced in 1992 and is widely popular.

Code 212

Code Metrics Efficiency Open Source 212

Brendan Gregg

OCTOBER 7, 2018

Created by Alastair Robertson , bpftrace is an open source high-level tracing front-end that lets you analyze systems in custom ways. Since I helped developed bpftrace, I'm aware of how fresh my own code is and how likely I introduced bugs. It's shaping up to be a DTrace version 2.0: Attaching 2 probes. ^C eBPF does more.

C++ 40

C++ Virtualization Programming Latency 40

Percona

DECEMBER 15, 2023

The system will generate error codes if they try to delete users which they did not create. postgres=# CREATE ROLE dev_admin CREATEROLE LOGIN; CREATE ROLE postgres=# c postgres dev_admin You are now connected to database "postgres" as user "dev_admin". Download Percona Distribution for PostgreSQL Today!

C++ 98

C++ Database Open Source Systems 98

HammerDB

JUNE 27, 2022

As the TPC makes its specifications available for free, the need was seen for an open source benchmarking application that could leverage the standards written by the TPC yet implemented quickly, easily and at low cost by anyone. HammerDB is open source software licensed under the. How to build HammerDB from source.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

The Symphonia

DECEMBER 7, 2018

Ruby, C++, and Rust are now Lambda languages directly supported by AWS. These artifacts are shared across functions, and so allow for code and data sharing. For this it’s probably best to lean on your language’s dependency management system, since this means you can test your code effectively in a unit-testing context.

Lambda 40

Lambda Serverless AWS Blockchain 40

The Netflix TechBlog

DECEMBER 7, 2020

VMAF is a video quality metric that Netflix jointly developed with a number of university collaborators and open-sourced on Github. Since its open-sourcing, we have started seeing VMAF being applied in a wider scope within the open-source community. VMAF stands for Video Multi-Method Assessment Fusion.

Metrics 154

Metrics Open Source Tuning Speed 154

Testsigma

DECEMBER 27, 2019

We do ‘ Cross Browser Testing ’ to meet the end user expectations across different web browsers. In this article, we will see how we do cross browser testing in 2 ways: manual browser testing and automated browser testing. What is Cross Browser Testing? Image source. Need for Cross Browser Testing.

Testing 54

Testing Testing Tools Operating System Mobile 54

Dynatrace

NOVEMBER 18, 2020

With the help of open-source solutions and agile APIs, teams can now deliver and maintain code more efficiently than ever. ” where code is kicked back to developers for revision if it doesn’t meet operational requirements, often without clear direction on what needs to happen or why. Solving for silos. .”

DevOps 205

DevOps Infrastructure Open Source C++ 205

Percona

DECEMBER 19, 2023

Since our previous blog post, Adding Transparent Data Encryption to PostgreSQL with pg_tde: Please Test , it received new features such as TOAST data encryption and HashiCorp Vault support for key storage. deb package, or as source code on github. tde 00000000 6d 61 73 74 65 72 2d 6b 65 79 00 00 00 00 00 00 |master-key.|

Open Source 88

Open Source Storage Database C++ 88

Percona

APRIL 3, 2023

oid_test" SET WITHOUT OIDS; ALTER TABLE postgres=# c abs_test You are now connected to database "abs_test" as user "postgres". craft" SET WITHOUT OIDS; ALTER TABLE "public"."ports" ALTER TABLE "public"."oid_test" oid_test" SET WITHOUT OIDS; (1 row) Now we can execute the DDL to ALTER these tables. postgres=# ALTER TABLE "public"."oid_test"

C++ 107

C++ Database Cache Storage 107

HammerDB

MAY 26, 2022

You may want to become familiar with all the underlying source code in C or wish to build a distribution where you can verify every single line of source code that goes into HammerDB. The build has been tested on x64 Red Hat 8.X The build has been tested on x64 Windows 10 and 11. X and Ubuntu 20.04.X

C++ 113

C++ Database Open Source Servers 113

Adrian Cockcroft

JULY 4, 2023

I’ve been coding in R for decades, but I don’t do it every day, however every year or two I have a reason to use it, and spend a lot of time reading man pages. I’ve been coding in R for decades, but I don’t do it every day, however every year or two I have a reason to use it, and spend a lot of time reading man pages.

Development 52

Development Latency C++ Open Source 52