Dynatrace

NOVEMBER 8, 2021

Organizations use APM to ensure system availability, optimize service performance and response times, and improve user experiences. G2 Research includes a clear definition of APM in its Grid Report for Application Performance Monitoring for Spring 2021. ” — Christopher C, Platform Manager at an enterprise.

Artificial Intelligence 234

Artificial Intelligence Monitoring Infrastructure Cloud 234

SQL Performance

JULY 13, 2022

But sometimes a tool you need isn’t available, and you have to figure out a solution without it. Sometimes, you need to solve a T-SQL querying task, and you know the natural tool to solve it is a feature that’s part of the SQL standard but isn’t available in T-SQL. L0 AS ( SELECT 1 AS c. Sample Data.

C++ 112

C++ Code Azure Database 112

Scalegrid

FEBRUARY 15, 2024

MongoDB® SSL with Self-Signed Certificates in C# Configuring MongoDB Server for SSL/TLS Encryption Once your certificates are ready, the next step is configuring the MongoDB server for SSL/TLS encryption, allowing you to securely connect to MongoDB. While we’re yet to run comprehensive tests, there is definite overhead due to using SSL.

Servers 130

Servers Best Practices Government Network 130

Percona

OCTOBER 17, 2023

The dynamic allocation might have flaws, but it’s definitely a good addition. available only for Atlas users) , that can not be modified anymore; That change was then introduced to 7.0. Let’s assume you are catching up with the releases and want to be at the latest release available, and then you upgraded from 4.4.x

Metrics 105

Metrics C++ Storage Database 105

SQL Performance

FEBRUARY 10, 2021

Here’s the code to create the dummy table: DROP TABLE IF EXISTS dbo. BatchMe ( col1 INT NOT NULL , INDEX idx_cs CLUSTERED COLUMNSTORE ) ; And here’s the code with the definition of the dbo.GetNumsAlanCharlieItzikBatch function: CREATE OR ALTER FUNCTION dbo. L0 AS ( SELECT 1 AS c. BatchMe ; GO.

C++ 124

C++ Servers Testing Code 124

Percona

AUGUST 30, 2023

In this blog, I am trying to list the options available for users and list them in increasing order of priority. If a PostgreSQL user wants to change these values, they need to recompile the PostgreSQL from the source code. psql "host=localhost user=postgres options='-c synchronous_commit=off'" psql (14.8) Type "help" for help.

Database 106

Database Servers Open Source Tuning 106

SQL Performance

MAY 11, 2022

Naturally, if a partitioning or ordering element doesn’t appear in the window function, you omit that part from the index definition. You can download the source code to create and populate this database here. I ran all the examples on SQL Server ® 2019 Developer, where batch-mode on rowstore is available. Environment for Demos.

C++ 133

C++ Database Servers Code 133

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). 1,2] How well do we understand them… exactly? GUIDELINE: Assert liberally. [3]

C++ 58

C++ Programming Code Testing 58

The Netflix TechBlog

MARCH 2, 2021

David Cameron (Studio Production) [David C.] My academic credentials definitely helped on the technical side. Coding with statistical software and SQL are my most widely used technical skills. The tooling here is amazing, which made it easy for me to make my models available at scale across the company.

Analytics 207

Analytics C++ Innovation Engineering 207

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). By definition, if a function’s preconditions are violated, then the results are not specified.

C++ 54

C++ Programming Lambda Code 54

SQL Performance

MARCH 11, 2020

In the previous articles ( Part 1 , Part 2 , and Part 3 ), I covered the meaning of the NULL as a marker for a missing value, how NULLs behave in comparisons and in other query elements, and standard NULL handling features that are not yet available in T-SQL. The standard unique constraint definition is a bit different than the T-SQL version.

C++ 135

C++ Code Servers Database 135

Smashing Magazine

JULY 20, 2022

But consider this post a compliment to the book, as this will focus purely on different tools available for reducing the size of images. With detailed code walkthroughs , hands-on examples and common gotchas — all broken down into short, manageable lessons. You’ll definitely want to give SVGOMG a try! Try Compressimage.io

Media 134

Media Programming Mobile Website 134

Testsigma

APRIL 8, 2020

Then the code can be refactored to improve its quality. Hands on with one of the programming languages (like JAVA (prefered), Python, Ruby, C#) that will be needed for automation of a test case in the backend. Having clear behaviour visibility results in quality code which reduces the cost of maintenance and eliminates the risk.

Development 96

Development Programming Testing Java 96

All Things Distributed

DECEMBER 1, 2016

Today, we're making available broad new services which that let builders prepare and operate their applications more quickly and efficiently, and respond to changes in both their business and their operating environment, swiftly. We also added C# support for AWS Lambda.

AWS 162

AWS Development Lambda Open Source 162

Dotcom-Montior

MAY 26, 2020

Now let’s analyze that little deeper to understand this definition. . Let’s say there are three functions – a , b and c. Function c is getting called from b and b is getting called from a. It will also show that function c was called by function b , which in turn was called by function a.

Monitoring 54

Monitoring C++ Website Programming 54

Particular Software

AUGUST 30, 2021

Do you hate boilerplate code? Have you heard of C# source generators 1 and thought they sounded pretty cool but didn’t really know how they could be useful? Now, this code is all it takes to write transactionally consistent NServiceBus handlers inside of your Azure Function project. Do you think Azure Functions are pretty great?

Azure 52

Azure Transportation C++ Code 52

CSS Wizardry

APRIL 25, 2019

I don’t think this article is definitive or gospel. The Head of Tech likely reports into C-level staff, so they’ll sit pretty close to the business, but might not have as much hands-on technical knowledge as a day-to-day engineer. Research the team’s stack, and prepare to shoot the sh*t about coding from the trenches.

Code 197

Code Engineering Design C++ 197

Sutter's Mill

FEBRUARY 25, 2021

Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for preconditions. [1] GUIDELINE: Use a precondition to write “this is what a bug is” as code the caller can check. A precondition states in code the circumstances under which this function’s behavior is not documented.

C++ 49

C++ Code Testing Systems 49

The Morning Paper

MAY 16, 2019

bugs you do let slip into your code. Apart from root causes of these bugs, we also studied their fixes, performed experiments to reproduce them, and evaluated them with two publicly-available Go bug detectors. I regret that I didn’t have space in this write-up to include the many illustrative code samples highlighting details of bugs.

Programming 100

Programming C++ Design Code 100

Randon ASCII

MARCH 30, 2020

I did my tests on an October 2019 version of Chromium’s code because that gave me the most flexibility about which build options to use. The graph below shows the relationship between the number of lines of code in source files and how long it took to compile them. million lines of source code in the primary source files.

C++ 87

C++ Code Open Source Programming 87

Sutter's Mill

FEBRUARY 8, 2021

2] Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for postconditions. [1] 2] Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for postconditions. [1] How can we approximate those advantages? goto post; or _return_ =.;

C++ 45

C++ Lambda Efficiency Code 45

Nick Desaulniers

APRIL 6, 2020

That doesn’t happen in kernel code; the CPU does that on its own. This is also documented in a comment at the start of early_idt_handler_common (“hardware frame” and “error code” together are the exception frame): /* * The stack is the hardware frame, an error code or zero, and the * vector number. */.

C++ 67

C++ Hardware Code Virtualization 67

SQL Performance

AUGUST 2, 2019

There are a few additional coding recommendations that Pam Lahoud discusses in her very informative post, TEMPDB – Files and Trace Flags and Updates, Oh My! Some information is available in the SQL Server 2019 release notes , and there was a demo from Bob Ward and Conor Cunningham during the first day of the PASS Summit keynote.

Servers 95

Servers C++ Testing Systems 95

HammerDB

FEBRUARY 25, 2021

For HammerDB both TPROC-C and TPROC-H run all of their workloads on the database being tested in SQL. The following is an example from TPROC-C from SQL Server. TPROC-C however is derived from the TPC-C specification and requires application logic around the SQL. Database interfaces in C. select top 100.

Programming 67

Programming Benchmarking Virtualization C++ 67

ScaleOut Software

JULY 14, 2021

Azure Digital Twins for creating a graphical representation of the assets within an organization using the Digital Twin Definition Language, processing events, and visualizing entity graphs to display and query status. This makes developing streaming analytics code for real-time digital twins fast and easy.

IoT 52

IoT Azure Analytics Serverless 52

Testsigma

FEBRUARY 3, 2021

Unit Testing – Developers execute unit tests for the smallest unit of code, whenever they commit new code in the code repository. It provides thousands of environments which are ready to use without any setup and coding knowledge. Reference: [link]. Functional testing for mobile applications can be performed by-.

Mobile 82

Mobile Testing Hardware C++ 82

Alex Podelko

OCTOBER 28, 2016

While protocol-level recording/playback was (and still is) the mainstream approach to testing applications, it is definitely just one type of load testing using only one type of load generation; such equivalency is a serious conceptual mistake, dwarfing load testing and undermining performance engineering in general. LoadRunner) or Java (e.g.

Performance Testing 100

Performance Testing Technology Technology Testing 100

SQL Performance

APRIL 10, 2019

You can find coverage of RPR, including illustrated examples, in a 90-page technical report ISO/IEC TR 19075-5 (available for free). You can also find it as part of the document ISO/IEC 9075-2:2016, Information technology — Database languages — SQL — Part 2: Foundation (SQL/Foundation) (available for purchase).

C++ 73

C++ Servers Virtualization Code 73

Randon ASCII

OCTOBER 4, 2020

This means that the thread may end up waking up a bit late, but Windows is not a real-time OS and it actually cannot guarantee a specific wakeup time (there may not be a CPU core available at that time anyway) so waking up a bit late should be fine. It’s fifteen lines of code. That’s crazy! But that’s how Windows has always worked.

Programming 145

Programming Games Hardware Operating System 145

Smashing Magazine

AUGUST 9, 2019

Existing solutions are available which attempt to automate this process. So typically you have to write custom code to exclude any 3rd party scripts when a headless browser is detected, which depending on your setup, may be tricky. As is the case with all 3rd party dependencies, this means relying on somebody else's code.

Performance 94

Performance C++ Media Website 94

KeyCDN

JUNE 25, 2020

Vim was made available in 1991 and is a free, open source software. Available both as a command line interface and as a standalone program with a GUI, Vim is a text editor that is a modal version of the vi editor created for Unix in the 1970s; Vim stands for vi improved.

Games 125

Games Open Source Availability C++ 125

ScaleOut Software

SEPTEMBER 20, 2018

When using the digital twin model, each data source in a physical system has a corresponding software object in the stream-processing platform as depicted here: This object encapsulates both state information and code. Using this object-oriented approach maximizes code reuse and saves development time.

Programming 63

Programming IoT Java Analytics 63

Testsigma

DECEMBER 27, 2019

If your application is compatible enough, it will definitely help in obtaining a good business. Today, considering the wide range of browsers, devices and operating systems available, cross browser testing plays a crucial role in the software development industry. But which is better? Image source. Need for Cross Browser Testing.

Testing 54

Testing Testing Tools Operating System Mobile 54

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). The best Agile managers are outstanding at scope definition and scope control.

Metrics 52

Metrics Design Engineering C++ 52

SQL Performance

DECEMBER 11, 2019

Like them or not, as a database practitioner you often have to deal with them, and given that NULLs do add complexity to your SQL code writing, it's a good idea to make it a priority to understand them well. Finally, I cover missing standard features related to NULL handling in T-SQL and suggest alternatives that are available in T-SQL.

Best Practices 117

Best Practices C++ Database Code 117

KeyCDN

OCTOBER 17, 2019

With that said, many people assume that there are multiple resources available for compressing photos. Options such as JPEG 2000, WebP, and HEIF are all available and have experienced success in one form or another. Once you choose liabom as your encoder, you should use the typical liabom encoder library known as C API.

Media 43

Media Internet Internet Speed 43

Smashing Magazine

JUNE 2, 2021

This has the nice effect of making them directly available to the browser when the document loads, but obviously the browser cannot cache them for the whole website. We audited the JavaScript that we had, and the majority is from libraries for different tasks, with very little custom code. Last But Definitely Not Least: CSS.

Performance 115

Performance Cache Website Mobile 115