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Main
Excel
VBA
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SQL
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What is XML?
Explanation of the XML data transfer format.
What is JSON?
Explanation of the JSON data transfer format.
What is refactoring?
What is refactoring for?
What are computer networks. Basic concepts.
Brief information about the basics of computer networks.
How to find out that the user visited the site from a mobile device?
How to find out that the user visited the site from a mobile device?
ONLINE SERVICES
Changing the case of letters in text
Amount in words in Ukrainian
Search for Latin characters in Cyrillic and vice versa
Transliteration from Ukrainian to English
Currency rates
VBA Macros
Functions
CONCATIF
NBU_RATE
GETSUBSTR
SUMINWORDS
TRANSLIT
VLOOKUP2
VLOOKUP3
Procedures
CombineWorkbooks
Division
MergeCell
PasswordRemover
ShowCyrylic
ShowLatin
SortSheets
SQLQuery
UnPivotTable
LESSONS VBA
1. What is VBA, basic concepts.
2. Debugger (Debugger)
3. Working with sheets (Sheets)
4. Working with cells (Ranges)
5. Properties (Properties)
6.1. Data types (Variables)
6.2. Data Types (Continued)
7.1. Conditions (Conditions)
7.2. Terms (Continued)
8.1. Loops (Loops)
8.2. Cycles (Continued)
9. Procedures and functions
10. Dialog boxes
11.1. Workbook Events
11.2. Worksheet Events
12.1. Custom forms
12.2. Controls (Controls)
12.3. Controls (Continued)
12.4. Control elements (Exercises)
13.1. Arrays (Arrays)
13.2. Arrays (Continued)
13.3. Arrays (Exercises)
14.1. Using Excel functions
14.2. Creating a custom function
LESSONS SQL
1. SQL language, basic concepts.
2. Data selection (SELECT)
3. Sorting data (ORDER BY)
4. Data filtering (WHERE)
5. Using metacharacters (LIKE)
6. Calculated (calculated) fields
7. Data processing functions
8. Grouping data (GROUP BY)
9. Sub-requests
10. Joining tables (INNER JOIN)
11. OUTER JOIN
12. Combined queries (UNION)
13. Adding data (INSERT INTO)
14. Creating tables (CREATE TABLE)
LESSONS DAX
1. What is DAX. Basic concepts.
2. Function CALCULATE
3. Data selection function FILTER
LIBRE OFFICE CALC
Import of exchange rates from the NBU website
Amount in English
Unpivot tables (Unpivot)
Function
Google Translate
Camel Case Function
Snake Case Function
Kebab Case Function
Break Case Function
Sentence Case Function
Title Case Function
Fuzzy Lookup
Function
GETSUBSTR function
Free extension "YouLibreCalc"
Professional extension "YLC Utilities"
How to create a Python macro
How to write a function on Python
BLOG
What is XML?
What is JSON?
What is refactoring?
What are computer networks? Basic concepts.
How to find out that a user has accessed the site from a mobile device?