The Polyglot Developer

JUNE 24, 2019

One of my favorite blogs is this one and I saw a great article on Sorting vectors in C++ by Nic Raboy. As it happens, C++ is one of my first commercial languages and I still make some moderate use of it for various mobile projects. The post Moving to Dart from C++ appeared first on The Polyglot Developer.

C++ 64

C++ Programming Mobile Code 64

The Netflix TechBlog

MARCH 7, 2024

In this article, we cover a few key integrations that we provide for various layers of the Metaflow stack at Netflix, as illustrated above. The user can choose the most suitable tool for manipulating data, such as Pandas or Polars to use a dataframe API, or one of our internal C++ libraries for various high-performance operations.

Systems 226

Systems Media Cache Open Source 226

DZone

APRIL 26, 2022

In this article, we will show you how to do CPU+GPU asynchronous calculation using OpenMP. pomriq MRI reconstruction benchmark is written in C and parallelized using OpenMP. In this article, we divide the computation between the host CPU and a discrete Intel® GPU such that both processors are kept busy. The SPEC ACCEL 514.pomriq

Programming 130

Programming Efficiency Benchmarking C++ 130

High Scalability

FEBRUARY 17, 2021

This article is to simply report the YCSB bench test results in detail for five NoSQL databases namely Redis, MongoDB, Couchbase, Yugabyte and BangDB and compare the result side by side. Workload C: Read only. The latency table is following for test C and since it was read only test hence there is no update latency figure here.

Benchmarking 308

Benchmarking Latency C++ Database 308

SQL Performance

JULY 13, 2022

This article is dedicated to such a case—specifically, a standard SQL feature related to window functions called the GROUPS window frame option. L0 AS ( SELECT 1 AS c. So you have to come up with a supported alternative. At the time of writing, T-SQL doesn’t support it, but PostgreSQL—for example—does.

C++ 112

C++ Code Azure Database 112

Percona

APRIL 21, 2023

In this article, we will discuss errant Transaction /GTID and how we can solve them with the Orchestrator tool. Below is my current topology: [root@monitor ~]# orchestrator-client -c topology-tabulated -alias testcluster | tr '|' 't' 192.168.56.10:3306 So let’s jump into generating and fixing an errant transaction. On 192.168.56.20:3306,

C++ 87

C++ Monitoring Database Open Source 87

Percona

MARCH 13, 2023

In this article, we’ll explore the benefits of using Docker images for experimenting with serverless PostgreSQL and show you how to get started with them. 6400'" -c "listen_http_addr='0.0.0.0:9898'" 9898'" -c "pg_distrib_dir='/opt/neondatabase-neon/pg_install'" 4.

Serverless 120

Serverless C++ Storage Servers 120

SQL Performance

MAY 24, 2022

In this article I focus on windowing and NULL-related improvements. I’ll be using the sample database TSQLV6 in the examples in this article. As an example, the following query is invalid for this reason: WITH C AS. ( Microsoft recently released the first public preview of SQL Server 2022. The WINDOW Clause. OrderValues.

Servers 145

Servers C++ Code Database 145

DZone

DECEMBER 3, 2019

The beauty of Appium for mobile testing is that its tests can be written in any programming language including Python, Ruby, Java, JavaScript, and C#. While we have covered extensive Appium tutorials, in this article, we'll walk through how to automate Appium tests in parallel against our real devices using TestNG Java sample tests.

Java 130

Java Testing C++ Programming 130

Speed Curve

APRIL 27, 2022

function(a, s, y, n, c, h, I, d, e) { s.className += ' ' + y; h.start = 1 * new Date; h.end = I = function() { s.className = s.className.replace(RegExp(' ?' + y), '') }; (a[n] = a[n] || []).hide In the example below, FCP can be delayed by up to four seconds (the default in the snippet example).async-hide async-hide { opacity: 0 !important

Performance 145

Performance C++ Google Retail 145

Dynatrace

APRIL 11, 2023

Context is king: Converging security and observability to protect a digital-first world – Forbes.com article Many tools also don’t see deep enough inside cloud-native architectures to quickly pinpoint newly discovered zero-days for patching. If something doesn’t change, organizations will be unprepared when the next Log4Shell emerges.

Cloud 187

Cloud DevOps Open Source Retail 187

Sutter's Mill

NOVEMBER 3, 2012

Yesterday, many thousands of you were in the room or live online for my talk on The Future of C++. This has been a phenomenal year for C++, since C++11’s publication just 12 months ago. And yesterday was a great day for C++. minor) C++ at Microsoft. major) C++ across the industry.

C++ 40

C++ Software Software Availability 40

SQL Performance

DECEMBER 9, 2020

In a comment to my article, Marcos Kirchner mentioned that he tested my solution with varying table value constructor cardinalities, and got different execution times for the different cardinalities. If so, share yours as a comment to this article, and feel free to improve any solution posted by others.

C++ 114

C++ Servers Testing Code 114

SQL Performance

MAY 13, 2020

For example, the expression can be a table value constructor, as I will explain later in this article. In this month's article I focus on the logical treatment of derived tables specifically. So first I want to make it clear which one I'm referring to in this article. I'll get to this one later in the article.

C++ 143

C++ Code Design Servers 143

SQL Performance

MAY 11, 2022

In this article, I want to focus on tips having to do with the potential of the window function’s calculation in the plan to rely on ordered input data without requiring an extra explicit sort activity in the plan. For simplicity’s sake, you can prevent parallelism in all examples shown in this article. I’ll remind you at the end.

C++ 133

C++ Database Servers Code 133

Smashing Magazine

DECEMBER 2, 2021

As you’ll see, each and every one of these calendars are sure to cater for a daily dose of web design and development goodness with stellar articles, inspiring experiments, and even puzzles to solve. To make the advent season even sweeter for JVM enthusiasts, there will be a new article about JVM-related topic everyday. Advent of Code.

Design 107

Design Development Programming Website 107

Sutter's Mill

OCTOBER 28, 2011

As I’m getting ready to resume writing a few new (or updated) Guru of the Week Items for the C++11 era, I’ve been looking through the wonderful features of C++11 and analyzing just which ones will affect the baseline style of how I write modern C++ code, both for myself and for publication. I hope you find it useful.

C++ 40

C++ Virtualization Code Design 40

Tech News Gather

MARCH 30, 2022

In this article, we will see what technology stack to choose for your project? Native app development uses programming languages such as Java and Kotlin for Android, Objective-C, and Swift for iOS. However, there are other programming languages and frameworks to choose from like Rails, C++, C#, and alike.

Technology 96

Technology Technology Mobile C++ 96

Testsigma

MARCH 23, 2022

In this article, I have condensed my thoughts on Open Source for Testers. Automation Engineers c. For all our visual readers, I have summarized this entire article in form of this mind map. Check this out: I hope this article helped you learn more about the various possibilities that open source has for testers! “In

Open Source 76

Open Source C++ Programming Education 76

Percona

JUNE 20, 2023

I tried to search for details related to segmentation fault on the internet and found many articles; however, it failed to quench my thirst as none of them had the answer I was looking for. In order to understand “segmentation fault,” it is a must to know the basic idea of segmentation and its implementation in C programming.

Programming 87

Programming C++ Database Virtualization 87

SQL Performance

AUGUST 1, 2022

In this article, I focus on the distinct predicate and the approximate percentile functions. I’ll cover the other improvements in future articles since there’s a lot to say about those. I’ll be using the sample database TSQLV6 in the examples in this article. 75 Test XYZ Student C 55 Test XYZ 77.5 The DATETRUNC function.

Servers 142

Servers Testing C++ Code 142

SQL Performance

JANUARY 13, 2021

Initially I thought of writing just one article to summarize the ideas people submitted, but there were too many. So I’ll split the coverage to several articles. L0 AS ( SELECT 1 AS c. L0 AS ( SELECT 1 AS c. L0 AS ( SELECT 1 AS c.

C++ 113

C++ Code Testing Processing 113

Sutter's Mill

MARCH 8, 2021

v.empty() )]] ; template <typename T> void f( not_empty<vector<T>> const& v ); // (c) A pointer that is not null void f( int* p ) [[pre( p != Contracts, preconditions and invariants” ( Andrzej’s C++ blog , December 2020). [2] We covered some basics of preconditions in GotW #100. Explain your answer.

C++ 44

C++ Programming 44

Sutter's Mill

FEBRUARY 10, 2021

Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for preconditions. [1] Rewrite the example in Question 1 to show how to approximate the same effect using assertions in today’s C++. P0542: Support for contract based programming in C++” (WG21 paper, June 2018). Meredith, N.

C++ 46

C++ Programming Code 46

DZone

NOVEMBER 9, 2021

There are some languages (like C++) where this should be on the must-have list. nnPlease follow me on Medium, subscribe via email and share this article."}">I There are some languages (like C++) where this should be on the must-have list. nnPlease follow me on Medium, subscribe via email and share this article."}">I

Software 245

Software Software Code Energy 245

SQL Performance

OCTOBER 9, 2019

My good friend Aaron Bertrand inspired me to write this article. In this article I cover a number of T-SQL features that are either often entirely overlooked, or that support parameters or capabilities that are often overlooked. databases ; OPEN C ; FETCH NEXT FROM C INTO @dbname ; WHILE @@FETCH_STATUS = 0.

C++ 111

C++ Database Servers Code 111

Brendan Gregg

AUGUST 29, 2021

Hit Ctrl-C to end. ^C C msecs : count distribution 0 -> 1 : 83 | | 2 -> 3 : 20 | | 4 -> 7 : 0 | | 8 -> 15 : 41 | | 16 -> 31 : 1620 | * | 32 -> 63 : 8139 | *| 64 -> 127 : 176 | | 128 -> 255 : 95 | | 256 -> 511 : 61 | | 512 -> 1023 : 93 | |. Hit Ctrl-C to end. ^C 41 33681 ^C. Tracing block device I/O.

Cache 105

Cache C++ AWS Latency 105

SQL Performance

JUNE 10, 2020

I addressed some terminology considerations in the first two parts of the series, and will address more in future articles when discussing CTEs, views and inline TVFs. There’s quite a lot to say about the fourth item so I’ll dedicate a separate article to it next month (Part 4). Customers AS C WHERE EXISTS ( SELECT * FROM Sales.

C++ 109

C++ Database Servers Code 109

SQL Performance

DECEMBER 9, 2020

In a comment to my article, Marcos Kirchner mentioned that he tested my solution with varying table value constructor cardinalities, and got different execution times for the different cardinalities. If so, share yours as a comment to this article, and feel free to improve any solution posted by others.

C++ 61

C++ Servers Testing Code 61

Sutter's Mill

JANUARY 27, 2021

Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for postconditions. [1] Explain your answer using the following example, which uses a variation of a proposed post-C++20 syntax for postconditions. [1] P0542: Support for contract based programming in C++” (WG21 paper, June 2018).

C++ 40

C++ Programming 40

SQL Performance

APRIL 13, 2022

L0 AS ( SELECT 1 AS c. Following is the first solution to our challenge, which is based on a technique that has been known for a while: WITH C AS. ( ) SELECT grp , ord , val , ROW_NUMBER ( ) OVER ( PARTITION BY grp , val , island ORDER BY ord ) AS seqno FROM C ; I’ll refer to it as Known Solution 1. . )

C++ 136

C++ Strategy Testing Servers 136

DZone

NOVEMBER 14, 2021

This article is about a real communication of 100+ messages, exceptions, the analysis that didn't complete in three days. People often see work in support as something negative. Today we'll look at it from a different perspective.

Software 258

Software Software Development C++ 258

SQL Performance

JUNE 14, 2019

This article is the third installment in a series about T-SQL bugs, pitfalls and best practices. In this article I focus on four classic common bugs: COUNT(*) in outer joins, double-dipping aggregates, ON-WHERE contradiction and OUTER-INNER join contradiction. Customers AS C LEFT OUTER JOIN Sales. Orders AS O ON C.

Best Practices 93

Best Practices C++ Database Processing 93

Sutter's Mill

MAY 28, 2012

It’s time for, not one, but two brand-new, up-to-date talks on the state of the art of concurrency and parallelism in C++. I’m going to put them together especially and only for C++ and Beyond 2012 , and I’ll be giving them nowhere else this year: C++ Concurrency – 2012 State of the Art (and Standard). And there’s a lot to tell.

C++ 40

C++ Hardware Best Practices Tuning 40

O'Reilly

OCTOBER 12, 2021

This article poses some questions and (perhaps) some answers, without trying to present any conclusions. If I write something in C and compile it with gcc, realistically I’m never going to look at the compiler’s output. First, we wondered about code quality. ” Is it readable, is it well-organized?

Code 120

Code Programming C++ Testing 120

SQL Performance

JUNE 10, 2020

I addressed some terminology considerations in the first two parts of the series, and will address more in future articles when discussing CTEs, views and inline TVFs. There’s quite a lot to say about the fourth item so I’ll dedicate a separate article to it next month (Part 4). Customers AS C WHERE EXISTS ( SELECT * FROM Sales.

C++ 93

C++ Database Servers Code 93

Sutter's Mill

JANUARY 11, 2021

C++20 supports two main assertion facilities… For each one, briefly summarize how it works, when it is evaluated, and whether it is possible for the programmer to specify a message to be displayed if the assertion fails. C++ Coding Standards (Addison-Wesley, 2004). spdlog: Fast C++ logging library (GitHub). [7] Alexandrescu.

C++ 58

C++ Programming Code Testing 58