Percona

APRIL 21, 2023

In this article, we will discuss errant Transaction /GTID and how we can solve them with the Orchestrator tool. Orchestrator is a MySQL high availability and replication management tool that runs as a service and provides command line access, HTTP API, and Web interface. 3306 0s ok 5.7.41-44-log 44-log rw ROW GTID + 192.168.56.20:3306

C++ 88

C++ Monitoring Database Open Source 88

SQL Performance

SEPTEMBER 9, 2020

This article is the sixth part in a series about table expressions. Use the following code to create and populate the Employees table in the tempdb database: SET NOCOUNT ON ; USE tempdb ; DROP TABLE IF EXISTS dbo. Another option is to use imperative iterative code, but such solutions tend to be lengthy. Employees ; GO.

C++ 143

C++ Code Servers Availability 143

Testsigma

MARCH 23, 2022

In this article, I have condensed my thoughts on Open Source for Testers. “ Open ” is a synonym for available, accessible, and transparent. “ Source ” stands for the source code or design. . “ Open ” is a synonym for available, accessible, and transparent. No Code Automation Tools i.

Open Source 76

Open Source C++ Programming Education 76

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

Percona

OCTOBER 17, 2023

From that, this article is born. 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 After the rapid release 6.2 Moving on, MongoDB 7.0

Metrics 105

Metrics C++ Storage Database 105

ACM Sigarch

OCTOBER 12, 2020

These, let’s call them metal languages , include FORTRAN (introduced in 1957), C (1972), and C++ (1985). Programmers continue to write applications in them, and they continue to evolve: the just approved C++20 standard is the latest example. Despite their age, these languages are far from dead! As Leiserson et al.

C++ 108

C++ Benchmarking Hardware Architecture 108

Tech News Gather

MARCH 30, 2022

There are numerous options available. In this article, we will see what technology stack to choose for your project? The three main front-end coding languages are HTML, CSS, and JavaScript, wherein a large number of frameworks are based on JavaScript. It also controls the scalability and the overall cost of the project.

Technology 96

Technology Technology C++ Java 96

SQL Performance

MAY 13, 2020

For example, the expression can be a table value constructor, as I will explain later in this article. As a result, in the same level of nesting, column aliases that you define in the SELECT clause are only available to the ORDER BY clause. They are not available to the rest of the query clauses. Derived tables.

C++ 143

C++ Code Design Servers 143

SQL Performance

MAY 11, 2022

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. For simplicity’s sake, you can prevent parallelism in all examples shown in this article. Environment for Demos. I’ll remind you at the end. Tips 1 and 2.

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

Particular Software

MAY 8, 2023

When code breaks, our first move is carefully inspecting the call stack. For example, in a highly observable system, we can easily infer the internal state and behavior of the system without going back into the code to make changes when something unexpected occurs. Start order process| C[Order saga] C --> |3.

Systems 52

Systems C++ Azure Metrics 52

Scalegrid

OCTOBER 7, 2019

The supported programming languages for PostgreSQL include.Net, C, C++, Delphi, Java, JavaScript (Node.js), Perl, PHP, Python and Tcl, but PostgreSQL can support many server-side procedural languages through its available extensions. The programming language C came in third place, averaging 20.0% On average, 21.7%

Strategy 182

Strategy Cloud Java Open Source 182

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

SQL Performance

FEBRUARY 12, 2020

This article is the third installment in a series on NULL complexities. According to the standard, you would use the following code with the DISTINCT predicate to handle this need: SELECT orderid , shippeddate FROM Sales. According to the standard, you would use the following code to handle such a join: SELECT T1.

C++ 120

C++ Code Servers Database 120

SQL Performance

MAY 6, 2021

Part 3 started the query scan, performed some early phase processing, and started the first additional parallel tasks in branch C. Branch C execution details. Branch C (additional parallel tasks). At DOP 2, there are two new tasks, two worker threads, and two execution contexts for branch C. Branch C Parallel Execution.

C++ 95

C++ Azure Servers Processing 95

SQL Performance

FEBRUARY 10, 2021

First, as a quick reminder, let’s review the fastest solution from last month’s article, implemented as an inline TVF called dbo.GetNumsAlanCharlieItzikBatch. Here’s the code to create the dummy table: DROP TABLE IF EXISTS dbo. But this option is available only starting with SQL Server 2019, which introduced scalar UDF inlining.

C++ 124

C++ Servers Testing Code 124

Smashing Magazine

JUNE 30, 2021

The web is streaming, meaning it has none of the resources locally available when you open an app for the first time. iOS empowers developers to easily parallelize code using Grand Central Dispatch , Android does this via their new, unified task scheduler WorkManager and game engines like Unity have job systems.

Games 145

Games Architecture Code C++ 145

Smashing Magazine

MAY 25, 2022

The output of the code above would be the following: WeakMap {{…} => 'done'} man = null; console.log(human). The object is retained in memory and can be accessed with the following code: console.log(human[0]). let human = new WeakMap(): // Create an object, and assign it to a variable called man. It keeps the object in memory.

Cache 116

Cache Programming Storage Code 116

Brendan Gregg

SEPTEMBER 25, 2021

The broken Java stacks turned out to be beneficial: They helped group together the os::javaTimeMillis() calls which otherwise might have have been scattered on top of different Java code paths, appearing as thin stacks everywhere. Without NMI, some kernel code paths (interrupts disabled) can't be profiled. But I'm not completely sure.

Speed 126

Speed Java AWS Virtualization 126

SQL Performance

MARCH 11, 2020

This article is Part 4 in a series about NULL complexities. 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.

C++ 135

C++ Code Servers Database 135

CSS Wizardry

NOVEMBER 3, 2020

my about page ), and article pages, like this one you’re reading right now; an ecommerce site would have a homepage, a product listings page (PLP), a product details page (PDP), and a search results page (SRP). In a separate sheet—available at the same link as before —I’ve simply graphed the data by page type. Visualising the Data.

Speed 292

Speed Ecommerce Metrics Analytics 292

Tech News Gather

AUGUST 25, 2022

Here in this article, we are going to help you understand the process of identifying a leading flutter development company by covering one critical aspect–The cost of hiring a company. There are several quick and configurable widgets available. Write clear and understandable code. Let’s get started. Dedicated Hiring Model.

Development 52

Development Hardware Mobile Open Source 52

Sutter's Mill

FEBRUARY 23, 2020

This post is an attempt to shed light on this situation, and perhaps reduce some of the time spent on unresolved ongoing design debates in the C++ community. References What references are and how to use them In C++, a C& or C&& reference is an indirect way to refer to an existing object. That’s it.

C++ 75

C++ Lambda Games Design 75

Testsigma

FEBRUARY 19, 2021

There are plenty of automation tools and frameworks available in the market for both Android and iOS. In this article, we will discuss some of the best mobile automation testing tools that can help you in releasing quality apps on time. You can’t imagine frequent deployments or a faster time to market without automating your tests.

Testing Tools 57

Testing Tools Mobile Testing Java 57

Testlodge

OCTOBER 1, 2021

HTML validation testing ensures that HTML code appears with the correct syntax and format. HTML validation can be skipped, but it’s important to pay attention because validating brings many benefits: Clean and proper code – Clean code is a best practice for many reasons. Performance – Clean code performs faster.

Testing 61

Testing Best Practices C++ Code 61

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

Testsigma

APRIL 28, 2021

million apps available for download There are 2.87 million apps available for download on the Google Play Store 21% of Millennials open an app 50+ times per day. Let’s find out in this article. Another tool that needs a mention here is Testsigma which requires no coding for automated mobile testing.

Mobile 69

Mobile Testing Open Source Java 69

Smashing Magazine

JUNE 18, 2020

Flutter isn’t that, though: it runs natively on each platform, and it means each app runs just like it would run if it were written in Java/Kotlin or Objective-C/Swift on Android and iOS, pretty much. In this article, we’re going to see some of those differences and how to overcome them. Running Different Code On Different Platforms.

Storage 93

Storage Mobile Website Java 93

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

Smashing Magazine

APRIL 13, 2020

In pre-war American advertising agencies, the job of a layout artist was simply to place headlines, copy, and images into available space, but that changed after WW2 with an influx of immigrant designers from Europe. They included Austrian Herbert Bayer, Russian Mehemed Fehmy Agha, and Belarusian Alexey Brodovitch. Large preview ).

Design 116

Design Media C++ Technology 116

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

Testsigma

APRIL 23, 2021

It also supports the testing of native, hybrid, and mobile web apps across various programming languages like Java, Ruby, C#, Javascript, PHP, Python. Appium boasts of an easy set-up process, the tool also gives us the flexibility to reuse the source code within the Android and iOS ecosystem.

Testing Tools 86

Testing Tools Mobile Testing Open Source 86

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

SQL Performance

APRIL 10, 2019

The purpose of this article is to provide more details about the proposal, and hopefully you will be convinced of its importance and add your vote. You can find coverage of RPR, including illustrated examples, in a 90-page technical report ISO/IEC TR 19075-5 (available for free). price ) AS bottomprice , LAST ( C.

C++ 73

C++ Servers Virtualization Code 73

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

Smashing Magazine

JANUARY 11, 2021

Have we optimized enough with tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, progressive hydration, clients hints, HTTP/3, service workers and — oh my — edge workers? It’s much easier to reach performance goals when the code base is fresh or is just being refactored.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JULY 16, 2019

Luckily, many websites recognize the need for users to obtain data, and they make the data available through APIs. If these are available, it’s usually a much easier experience to obtain data through the API than through scraping. Note: Windows users will also need Microsoft Visual C++ 14.0, And it’s all done. import scrapy.

Scalability 87

Scalability Website C++ Servers 87