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Costin Manda

Romanian .NET C# developer for 20 years+.

Location Bucharest, Romania Joined Joined on  Personal website https://siderite.dev github website twitter website

Work

Senior software developer at Euroclear

XmlSerializer memory leak

XmlSerializer memory leak

Reactions 3 Comments
3 min read

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String.Join in Excel

String.Join in Excel

Reactions 2 Comments
3 min read
Fast fuzzy searching of a string in a list

Fast fuzzy searching of a string in a list

Reactions 7 Comments 2
4 min read
Temporary tables better than table variables!

Temporary tables better than table variables!

Reactions 3 Comments
3 min read
Windows start menu search not working, search textbox not accepting input

Windows start menu search not working, search textbox not accepting input

Reactions 1 Comments
2 min read
Careful with table partitioning in SQL

Careful with table partitioning in SQL

Reactions 9 Comments
2 min read
Introduction to SQL (Microsoft SQL Server)

Introduction to SQL (Microsoft SQL Server)

Reactions 8 Comments
27 min read
Careful with VIEWs with SCHEMABINDING in Microsoft SQL Server

Careful with VIEWs with SCHEMABINDING in Microsoft SQL Server

Reactions 1 Comments
4 min read
Quick SQL hint: Use Application Name in connection strings

Quick SQL hint: Use Application Name in connection strings

Reactions 6 Comments
3 min read
Game idea: Candidate Chess

Game idea: Candidate Chess

Reactions 4 Comments
2 min read
Unpin apps from Windows 11 Start Menu

Unpin apps from Windows 11 Start Menu

Reactions 3 Comments
1 min read
Chess engines are optimizing for the wrong thing!

Chess engines are optimizing for the wrong thing!

Reactions 4 Comments 1
3 min read
READPAST your problems in SQL

READPAST your problems in SQL

Reactions 7 Comments
3 min read
SQL date 1900-01-01 appearing out of nowhere

SQL date 1900-01-01 appearing out of nowhere

Reactions 5 Comments
1 min read
Enhancing .NET exceptions with just a line of code

Enhancing .NET exceptions with just a line of code

Reactions 7 Comments
5 min read
Learn T-SQL Querying: A guide to developing efficient and elegant T-SQL code, by Pedro Lopes, Pam Lahoud

Learn T-SQL Querying: A guide to developing efficient and elegant T-SQL code, by Pedro Lopes, Pam Lahoud

Comments
1 min read
Explaining the DOM: a script helper for CSS and ad blockers

Explaining the DOM: a script helper for CSS and ad blockers

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4 min read
VALUES in Microsoft Transact-SQL

VALUES in Microsoft Transact-SQL

Reactions 5 Comments
2 min read
13.5 ways of being better than everybody else!

13.5 ways of being better than everybody else!

Reactions 3 Comments
1 min read
I am in love with my browser

I am in love with my browser

Reactions 1 Comments
4 min read
Transition from social media

Transition from social media

Reactions 2 Comments
11 min read
Windows 11 Taskbar sucks [Solved]

Windows 11 Taskbar sucks [Solved]

Reactions 3 Comments
1 min read
System.ArgumentException: Argument passed in is not serializable.

System.ArgumentException: Argument passed in is not serializable.

Reactions 5 Comments
2 min read
Why programs ARE algorithms, but not like the ones in interviews

Why programs ARE algorithms, but not like the ones in interviews

Reactions 3 Comments
8 min read
Careful using Regex classes

Careful using Regex classes

Reactions 5 Comments
2 min read
Clean way to build URLs in .NET

Clean way to build URLs in .NET

Reactions 5 Comments
4 min read
Creating a console app with Dependency Injection in .NET Core

Creating a console app with Dependency Injection in .NET Core

Reactions 7 Comments
4 min read
Everything good in the world (even if nobody cares about you)

Everything good in the world (even if nobody cares about you)

Reactions 1 Comments
3 min read
Do abstract flow steps in small methods for readability

Do abstract flow steps in small methods for readability

Reactions 3 Comments
6 min read
Why all articles about demystifying JS array methods are rubbish

Why all articles about demystifying JS array methods are rubbish

Reactions 5 Comments
8 min read
What's important in tech interviews

What's important in tech interviews

Comments
1 min read
VB.Net Gotcha: Always assign variables when declaring them

VB.Net Gotcha: Always assign variables when declaring them

Reactions 4 Comments
1 min read
Learning from React - part 6

Learning from React - part 6

Reactions 3 Comments
8 min read
LInQer for Typescript is here!

LInQer for Typescript is here!

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1 min read
Learning from React - part 5

Learning from React - part 5

Reactions 4 Comments
7 min read
Learning from React - part 4

Learning from React - part 4

Reactions 4 Comments
7 min read
Learning from React - part 3

Learning from React - part 3

Reactions 3 Comments
8 min read
Learning from React - part 2

Learning from React - part 2

Reactions 1 Comments
5 min read
Learning from React - part 1

Learning from React - part 1

Reactions 2 Comments
5 min read
Webpack "there are multiple modules with names that only differ in casing"

Webpack "there are multiple modules with names that only differ in casing"

Reactions 2 Comments 1
2 min read
Running npm start without opening browser

Running npm start without opening browser

Reactions 1 Comments
1 min read
Making a React Typescript application work on Internet Explorer 11

Making a React Typescript application work on Internet Explorer 11

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2 min read
Nobody cares about you!

Nobody cares about you!

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4 min read
Interception of object methods and properties in .NET Framework and Core

Interception of object methods and properties in .NET Framework and Core

Reactions 6 Comments
3 min read
Interview question: generate all valid combinations of n pairs of parentheses

Interview question: generate all valid combinations of n pairs of parentheses

Reactions 3 Comments
6 min read
Is lazy dependency injection a good idea?

Is lazy dependency injection a good idea?

Reactions 4 Comments
6 min read
Using Kendo UI for jQuery MultiSelect with dynamic values

Using Kendo UI for jQuery MultiSelect with dynamic values

Reactions 6 Comments
3 min read
Optimizing an SQL Server query

Optimizing an SQL Server query

Reactions 2 Comments
2 min read
Disable assistants on my Android headphones

Disable assistants on my Android headphones

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2 min read
Careful with dates in Javascript

Careful with dates in Javascript

Reactions 6 Comments 1
2 min read
Creating a Discord chat bot in .NET

Creating a Discord chat bot in .NET

Reactions 5 Comments
6 min read
Turning Quicksort on its head

Turning Quicksort on its head

Reactions 1 Comments
6 min read
Optimizing complex SQL queries and stored procedures

Optimizing complex SQL queries and stored procedures

Reactions 5 Comments 1
35 min read
I finally understood what a reducer is!

I finally understood what a reducer is!

Reactions 6 Comments
2 min read
Towards generic high performance sorting algorithms

Towards generic high performance sorting algorithms

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11 min read
Interview question: write a CSV exporter

Interview question: write a CSV exporter

Reactions 4 Comments
4 min read
The obvious mistakes you still make as a senior developer

The obvious mistakes you still make as a senior developer

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2 min read
Quirks in Javascript regular expressions

Quirks in Javascript regular expressions

Reactions 5 Comments 1
2 min read
Question: background jobs from a for loop using the index variable

Question: background jobs from a for loop using the index variable

Reactions 5 Comments
3 min read
Using CommandLineParser in a way friendly to Dependency Injection

Using CommandLineParser in a way friendly to Dependency Injection

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5 min read
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