Preet Sanghavi

2. Author
3. Preet Sanghavi

Python How-To's

1. F-Test in Python
2. Import Multiple CSV Files Into Pandas and Concatenate Into One DataFrame
3. Short Circuit Evaluation in Python
4. Print Degree Symbol in Python
5. Send Function in Python Generators
6. Sort Counter Based on Values in Python
7. ModuleNotFoundError: No Module Named '_Ctypes' in Python
8. TypeError: List Indices Must Be Integers, Not STR in Python
9. Urllib2 in Python 3
10. Name xrange Is Not Defined Error in Python
11. ValueError: Math Domain Error in Python
12. Install SQLite in Visual Studio 2022
13. Show Tables in SQLite
14. Sqlite3.OperationalError: Unable to Open Database File
15. Unlock the SQLite Database
16. Perform Image Segmentation in Python
17. Perform Logistic Regression in Python
18. Create Turtle Shapes in Python
19. Perform Chi-Square Test in Python
20. Check if String Matches Regex in Python
21. Convert Set to String in Python
22. Create Word Cloud in Python
23. Import OpenSSL in Python
24. Replace Newline With Space in Python
25. Solve Quadratic Equations in Python
26. Split Strings by Tab in Python
27. Write List to CSV Columns in Python

MySQL Howtos

1. Convert Rows to Columns in MySQL
2. Formatting Numbers in MySQL
3. Find Tables in MySQL With Specific Column Names in Them
4. MySQL Stored Procedure With Parameters
5. Use PHP MySQLi Function to Fetch Last Inserted ID
6. Calculate Average of a Table Column in MySQL
7. Check MySQL Version in macOS
8. Find Value in a Set in MySQL Database
9. Port Number in MySQL
10. Show Foreign Keys in MySQL
11. Sort MySQL Data in Alphabetical Order
12. Transaction Log in MySQL
13. Export Database in MySQL From the Command Line
14. Multiple Primary Keys in MySQL
15. Safe Mode in MySQL
16. Tiny Integer in MySQL
17. Adding a Column in MySQL
18. Greater Than Date in MySQL
19. Isnumeric in MySQL
20. Create Table From CSV in MySQL
21. The Rank Function in MySQL
22. Use Not Exists in MySQL
23. Select All Tables in MySQL
24. Unsigned in MySQL
25. Common Table Expressions in MySQL
26. Drop Multiple Tables in MySQL
27. Sort by Date in MySQL
28. Fetch Random Values in MySQL
29. Get Version in MySQL
30. ORDER BY RAND in MySQL
31. Reset Auto Increment in MySQL
32. Update Table From Another Table in MySQL
33. Decimal Values in MySQL
34. For Loop in MySQL
35. Full Join in MySQL
36. If ELSE in MySQL
37. Insert Date in MySQL
38. Join 3 Tables in MySQL
39. Select Most Recent Record in MySQL
40. Setting Null in MySQL
41. Substring in MySQL
42. WHERE IN Statement in MySQL
43. Cast as Integer in MySQL
44. Escape Single Quote in MySQL
45. Truncated Incorrect Double Value in MySQL
46. CASE WHEN in MySQL
47. Difference Between VARCHAR and CHAR in MySQL
48. Group by Month in MySQL
49. INSERT IF NOT EXISTS in MySQL
50. Locating the Error Log in MySQL
51. Select Unique Values in MySQL
52. Get Column Names in MySQL
53. Kill a Process in MySQL
54. Load Data INFILE in MySQL
55. Replace a String in MySQL
56. Round Down to the Nearest Integer in MySQL
57. The COUNT IF Method in MySQL
58. Get the Size of MySQL Database
59. Rename a Table in MySQL
60. Split String in MySQL
61. Usage of UPDATE JOIN in MySQL
62. Copy a Table in MySQL
63. Difference Between VARCHAR and TEXT in MySQL
64. The CASE Statement in MySQL
65. The IF Statement in MySQL
66. Group by Multiple Columns in MySQL
67. Insert Bulk Values in MySQL
68. Store Image in MySQL Database
69. Use Boolean Data Type in MySQL
70. Count Distinct Values in MySQL
71. Create a Temporary Table in MySQL
72. Export Data From MySQL to a CSV File
73. Start MySQL Server
74. Rename a Column in MySQL Database
75. Running MySQL Queries From the Command Line
76. Usage of IF EXISTS in MySQL Database
77. Check if String Contains Certain Data in MySQL

Python Pandas Howtos

1. Check Pandas and Various Dependencies Version
2. Factorize Data Values in Pandas
3. Find Quantiles in Pandas
4. Fix Module Pandas Has No Attribute Dataframe Error
5. Get the Substring of a Column in Pandas
6. GroupBy Month in Pandas
7. Perform Stratified Sampling in Pandas
8. Calculate Cross Join Between Two DataFrames in Pandas
9. Calculate Exponential Moving Average Values in Pandas
10. Calculate Rolling Correlation in Pandas
11. Lookup From One of Multiple Columns Based on Value in Pandas
12. Perform T-Test in Pandas
13. Drop Last Row and Column in Pandas
14. Append to Empty Dataframe in Pandas
15. Check if Column Exists in Pandas
16. Revert From MultiIndex to Single Index in Pandas
17. Scatter Matrix in Pandas
18. Series Plot in Pandas
19. Convert Categorical Variable to Numeric in Pandas
20. Drop Duplicated Column in Pandas
21. Group by and Sort in Pandas
22. Key Error in Pandas
23. Memory Error in Pandas
24. Append a Column in Pandas DataFrame
25. Convert Timestamp to Datetime in Pandas
26. Reshaping a Data Frame Using stack() and unstack() Functions in Pandas
27. GroupBy Apply in Pandas
28. Mask in Pandas