DZone

SEPTEMBER 11, 2019

This time we’ll take a look at how to write better tests in the form of harness programs (also known as fuzz drivers, programs are written to exercise specific parts of the code) that we will use for fuzz testing. If we want to improve our confidence, we can add steps to exercise more of the code.

Programming 109

Programming Testing Code Performance 109

Dynatrace

APRIL 5, 2024

In other words, where the application code resides. However, it’s essential to exercise caution: Limit the quantity of SLOs while ensuring they are well-defined and aligned with business and functional objectives. That said, the guiding thread, predominantly under the client’s control, remains the backend perspective.

Efficiency 230

Efficiency Traffic Tuning Metrics 230

Strategic Tech

JUNE 21, 2020

When we were designing the workshop, I said to Gien that I like the idea of a puzzle, and it would be great to have it large and always visible, but how can we do that when there are a number of exercises? In this exercise, teams break up the large domain into sub-domains. The ability to design exercises in Miro is out of this world.

Design 98

Design Logistics Transportation Architecture 98

The Netflix TechBlog

SEPTEMBER 8, 2020

On the Android team, while most of our time is spent working on the app, we are also responsible for maintaining this backend that our app communicates with, and its orchestration code. Image taken from a previously published blog post As you can see, our code was just a part (#2 in the diagram) of this monolithic service.

Latency 233

Latency Cache Java Traffic 233

Smashing Magazine

OCTOBER 13, 2021

You can always ask a question live , you can share your screen and get immediate feedback, and you can work on group exercises with people around the world. Live discussions and interactive exercises are at the very heart of every workshop, with group work, homework, reviews and live interaction with people around the world.

Design 86

Design Programming Testing Systems 86

O'Reilly

OCTOBER 24, 2023

We already see hints of that on GitHub: in February 2023, GitHub said that 46% of all the code checked in was written by Copilot. At some point in the near future, new models will be trained on code that they have written. I expected it to stay close to 1, and the experiment would serve no purpose other than exercising my laptop’s fan.

Programming 89

Programming Processing Code Artificial Intelligence 89

Percona

OCTOBER 31, 2023

These articles will also help you understand how to opt out from the telemetry, how it is being sent to Percona, and how you can exercise your data owners’ rights. Check our code You can check the telemetry module’s code in our GitHub repository: [link] Do you have feedback?

Open Source 88

Open Source Database Operating System Programming 88

The Agile Manager

MARCH 31, 2024

As a learning exercise, it is fantastic. Well, that was a red herring: the 220 categories previously supported is more accurately 1,943 under the various provincial and state tax codes. When setting out to do something different, map out the learning agenda that will put you in the position of “freely exercising authority”.

FinTech 40

FinTech Education Testing Website 40

Speed Curve

DECEMBER 13, 2023

A couple of things worth noting: All of the sites in the leaderboard sites are pretty speedy, so this is NOT a name-and-shame exercise. This page utilizes code splitting – a technique that involves breaking JS into smaller, manageable chunks that are ideally loaded only when needed. Use code splitting judiciously.

Performance 69

Performance Retail Benchmarking Ecommerce 69

Percona

DECEMBER 29, 2022

In this blog post, I will show you a particular example I faced when working with an upgrade exercise using pg_upgrade. When working with the upgrade exercise, the goal was to move from PostgreSQL 11 to PostgreSQL 12. However, there are a few occasions when you face some unusual conditions that require additional research.

C++ 83

C++ Open Source Database Programming 83

Particular Software

MARCH 28, 2022

You can create a class that is a lousy saga but is still perfectly valid C# code. With Roslyn analyzers and code fixes , we can now do a lot better and help guide you toward the pit of success. This will save you time, as you won’t have to run your code to find out that you can’t use DateTime as a correlation property type.

Development 52

Development C++ Virtualization Metrics 52

Smashing Magazine

OCTOBER 16, 2021

After working on a coding project for a good couple of hours, many developers like myself tend to hit a wall. For the most part, coding can be quite intimidating and disappointing for a beginner or even a well-versed developer. Physical Exercise. A Simple But Effective Mental Health Routine For Programmers. Dave Oscar.

Programming 102

Programming Energy Code Processing 102

The Agile Manager

AUGUST 31, 2022

The activist investor in a captive IT investment does the same things: interviews members of the team, reviews code, and analyzes status reports to develop alternative interpretations about the actual progress of and threats to a program or product. And it’s important to note that, like anything else, investor activism can be a charade.

Programming 52

Programming Cloud Code Development 52

The Netflix TechBlog

MAY 27, 2020

From failure injection testing to regularly exercising our region evacuation abilities, Netflix engineers invest a lot in ensuring the services that comprise Netflix are robust and reliable. Reliability, formally speaking, is the ability of a system to function under stated conditions for a period of time.

Engineering 104

Engineering Innovation Systems Architecture 104

Tim Kadlec

FEBRUARY 21, 2018

Exercises are critical. One of my favorite exercises to do during my performance workshops is to give folks a stack of post-it notes and have them build a render tree, CSSOM and DOM based on some sample code. Some people may opt to sit out an exercise or two. It’s called a work shop for a reason.

Network 53

Network Code Performance 53

The Agile Manager

OCTOBER 31, 2020

It had licensed a workflow technology and contracted a large number of people to code and configure a custom solution around it. The rules were implemented as IFTTT statements in a low-code language that did not allow them to be tested in isolation. When that happens, the exercise tends to yield no better than "less bad."

Programming 59

Programming Testing Code Technology 59

SQL Performance

JANUARY 12, 2022

Despite the poor performance, working on the solution is an interesting exercise. Use the following code to create the table and populate it with a small set of sample data: DROP TABLE IF EXISTS dbo. ( ID INT NOT NULL IDENTITY ( 1 , 1 ) CONSTRAINT pk_Auctions PRIMARY KEY CLUSTERED , Code CHAR ( 1 ) NOT NULL.

Code 116

Code Servers Performance Azure 116

O'Reilly

JUNE 13, 2023

After fixing some obvious errors, I ran the program–and while it told me (correctly) that my number was non-prime, when compared to a known good implementation of Miller-Rabin, ChatGPT’s code made many mistakes. It didn’t generate any code, but provided a link to the Wolfram Alpha result page that described how to test for primality.

Google 83

Google Programming Database Testing 83

The Morning Paper

MARCH 15, 2020

This approach is limited by what requestors can observe externally… To expose partial failures, a detector needs to exercise specific code regions with carefully-chosen payloads. All in, OmegaGen is about 8Kloc of Java code, making use of the Soot analysis framework. OmegaGen in action.

Systems 98

Systems Software Software Programming 98

Sutter's Mill

JANUARY 25, 2021

We want a way to enable checking for some assertions but not others in the same code, because we may not always be able to afford expensive checks. If we could write all ideal assertions, and exercise all control flow and data flow during testing, then a failed assertion would definitely mean a bug in the same function where it was written.

C++ 45

C++ Programming Cache Testing 45

Tasktop

OCTOBER 23, 2020

The code base has an open review process that every engineer can learn from with each change. We enjoy social hours such as team lunches, team exercises and happy hours. Would exercise and health be a good topic? We aim to continually learn, evolve and be better versions of ourselves.

Tuning 52

Tuning Engineering Programming Infrastructure 52

O'Reilly

JUNE 27, 2023

When a person clicked “submit,” the website would pass that form data through some backend code to process it—thereby sending an e-mail, creating an order, or storing a record in a database. That code was too trusting, though. Red-team exercises can uncover weaknesses in the system while it’s still under development.

Social Media 89

Social Media Media Website Database 89

J. Paul Reed

AUGUST 7, 2023

(It’s worth noting: the right end of the spectrum also covers the more… “exotic” action items, like “This was caused by a Windows-issue, so let’s migrate our entire self-run physical infrastructure to Linux and rewrite the entire code base.” In practice (and I’ve done this exercise with teams), this spectrum can provide useful insight.

Engineering 52

Engineering Hardware Games Infrastructure 52

The Agile Manager

AUGUST 31, 2021

Every member creates the most comprehensive understanding they can of each story, which they express both through artifact (story narrative or code for example) and collaboration with other team members (story walkthroughs and desk checks). Good managers know how to work the problem and solution space.

Metrics 52

Metrics Design Engineering C++ 52

Brendan Gregg

DECEMBER 21, 2019

In the video I explained how I arrived at tracing __iwl_dbg() in this way, and how you can follow a similar approach for tracing unfamiliar code. This is not my best code, since I hacked it in a hurry, but here it is: #!/usr/bin/python usr/bin/python # # iwlstrength.py iwl wifi stregth as audio # For Linux, uses BCC, eBPF.

C++ 52

C++ Education Java AWS 52

Brendan Gregg

DECEMBER 21, 2019

In the video I explained how I arrived at tracing __iwl_dbg() in this way, and how you can follow a similar approach for tracing unfamiliar code. This is not my best code, since I hacked it in a hurry, but here it is: #!/usr/bin/python usr/bin/python # # iwlstrength.py iwl wifi stregth as audio # For Linux, uses BCC, eBPF.

C++ 52

C++ Education Java AWS 52

The Agile Manager

JANUARY 31, 2017

It wasn't until the 1950s (well, more accurately, the rise of COBOL in the 1960s) that we really started capturing business workflows in code. It went unnoticed because their knowledge was captured in code, and the developers knew the code. Thus went the progressive cycle of code bloat and fragility.

Retail 45

Retail Energy Logistics Efficiency 45

ScaleOut Software

AUGUST 20, 2020

This allows application code to introspect on the dynamic behavior of each data source, maintain synthetic metrics which aid the analysis, and create alerts when conditions require. This exercises the model’s code and surfaces issues and exceptions, which can be readily examined and resolved in a controlled environment.

Cloud 52

Cloud Development Analytics Azure 52

ScaleOut Software

AUGUST 20, 2020

This allows application code to introspect on the dynamic behavior of each data source, maintain synthetic metrics which aid the analysis, and create alerts when conditions require. This exercises the model’s code and surfaces issues and exceptions, which can be readily examined and resolved in a controlled environment.

Cloud 52

Cloud Development Analytics Azure 52

Testsigma

MARCH 6, 2020

Regression testing comprises re-running the test cases of already stable features and finding out if the new code changes attributed to the new release led to any negative impacts on the existing functionalities. Regression checks should start as soon as a new build is released for testing and should be repeated for every new code build.

Best Practices 52

Best Practices Testing Code Testing Tools 52

Smashing Magazine

DECEMBER 2, 2021

Advent of Code. If you prefer a puzzle over an article, take a look at Advent of Code. Code Security Advent Calendar. If you’re up for a challenge that involves spotting security vulnerabilities, then the Code Security Advent Calendar is just the right one for you. JavaAdvent on Twitter. LeanUXmas on Twitter.

Design 107

Design Development Programming Website 107

Dynatrace

MAY 6, 2019

For this blog post I want to focus on how you can leverage Dynatrace to get a lot of insight into your plugin code. Part 1 – The code as it stood. As the plugin needs to run in less than a minute, even on very large environments I have to monitor the execution time of my code. Part 2 – Instrumenting the code.

Code 116

Code Development Metrics Network 116

Smashing Magazine

JULY 27, 2021

is opinionated about how to organize JavaScript code, but it doesn’t have built-in opinions about how to organize CSS. and exercise best CSS practices. Then, we’ll remove everything in the styles/ directory (it’s all sample code). We could certainly code our layout directly on the TeaList component. Design Tokens.

Website 142

Website Design Best Practices Code 142

Sutter's Mill

JANUARY 11, 2021

Assertions have been a foundational tool for writing understandable computer code since we could write computer code… far older than C’s assert() macro, they go back to at least John von Neumann and Herman Goldstine (1947) and Alan Turing (1949). Run-time errors should be reported using exceptions, error codes, or similar.

C++ 58

C++ Programming Code Testing 58

All Things Distributed

SEPTEMBER 26, 2014

In October there will be an abundance of sessions, events, and coding activities focused on game and mobile app development. Limited to twenty participants, these full-day bootcamps include hands-on lab exercises using a live environment with the AWS console. What’s Happening at the AWS Loft. AWS Technical Bootcamps.

AWS 113

AWS Games Education Innovation 113

MachMetrics

JANUARY 4, 2019

Basically, Google offers a foundational code package called a module that you can then remake to suit your needs. The Apache module packages are pre-built binary while the Nginx configuration module consists solely of source code that you can then build upon. All of the optimization and configuration happens on the backend.

Speed 60

Speed Website Open Source Google 60

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). You’ll get some valid result, but you won’t know what the result is until your code looks at it.

C++ 54

C++ Programming Lambda Code 54