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Excel
VBA
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SQL
Libre Office CALC
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YouLibreCalc.xlam
Functions
general
GOOGLETRANSLATE
TRANSLITUA
CLEANTEXT
CLEANDIGITS
GETSUBSTR
GETNUMBER
GETDATE
GETURL
CONCATIF
The amount in writing
SUMINWORDS
SUMINWORDSVAT
SPELLNUMBER
Modifications VLOOKUP
VLOOKUPSEQ
VLOOKUPDOUBLE
VLOOKUPMULTI
FUZZYLOOKUP
Change of register
PASCALCASE
CAMELCASE
SNAKECASE
KEBABCASE
BREAKCASE
SENTENCECASE
TITLECASE
FIRSTCASE
Exchange rates
NBUA
TOP
Combination of tables (VLOOKUP)
One of the most powerful and useful function in Excel - VLOOKUP, it allows to find required values in the table. About correct of its using - simply and clearly.
Improve VLOOKUP function (VLOOKUP2)
Embeded function VLOOKUP - one of the most powerful function in Excel. But it have the one significant disadvantage - it finds only the first entry of required value in the table and only at the far left column. But if need to find the 2-nd, 3-rd and not at the far left one?
VLOOKUP for combination by two condition (VLOOKUP3)
Improve variant of VLOOKUP - VLOOKUP3, which give us possibility to substitute values by matching two conditions. The function can be useful in cases, when we don't have unique values in a range by which we wish to do combination.
Quick merging of big spreadsheets (VLOOKUP2D)
How quickly merge two big tables (using INDEX and MATCH functions).
The Spreadsheet redesigner
Preparing dataset for Pivot Tables.
ONLINE SERVICES
Changing the case of letters in the text
The sum is written in Ukrainian
Search for Latin in Cyrillic and vice versa
Transliteration from Ukrainian to English
Exchange 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. Work 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 windows
11.1. Workbook events
11.2. Worksheet events
12.1. Custom forms
12.2. Controls (Controls)
12.3. Control elements (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. Data sorting (ORDER BY)
4. Data filtering (WHERE)
5. Use of metacharacters (LIKE)
6. Calculation (calculation) fields
7. Data processing functions
8. Data grouping (GROUP BY)
9. Sub-requests
10. Combination of tables (INNER JOIN)
11. OUTER JOIN
12. Combined requests (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 currency rates from the NBU website
Sum written in English
Unpivottables (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
Function GETSUBSTR
Free extension "YouLibreCalc"
Professional Extension "YLC Utilities"
BLOG
What is XML?
What is JSON?
What is refactoring?
What are computer networks. Basic concepts.
How to find out that the user visited the site from a mobile device?