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29 November, 2024
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Comprehensive Guide to db.collection.countDocuments in MongoDB
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19 November, 2024
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16 November, 2024
PostgreSQL Regex - Pattern Matching and String Manipulation.
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Understanding and Configuring the PostgreSQL Default Port.
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Analyzing PostgreSQL Queries with the EXPLAIN Command.
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PostgreSQL CREATE TABLE IF NOT EXISTS Usage Guide.
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14 November, 2024
Using PostgreSQL with DuckDB for aalytical workloads.
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Using the DISTINCT Clause in PostgreSQL for Unique Data Retrieval.
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Listing all users and roles in PostgreSQL.
Listing Schemas in PostgreSQL.
Common Table Expressions (CTE) in PostgreSQL.
PostgreSQL INSERT INTO Statement..
13 November, 2024
How to connect to PostgreSQL in a Docker container from Outside?
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Restoring a PostgreSQL Database from a Backup File.
Updating table rows in PostgreSQL with Subqueries.
PostgreSQL Database Size Command: Syntax and Examples.
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Changing ownership of all tables in PostgreSQL.
Randomly select rows in PostgreSQL.
Introduction to PostgreSQL with Supabase.
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12 November, 2024
How to reset a PostgreSQL primary key sequence when out of synchronize?
Understanding the PostgreSQL connection string format
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Understanding PostgreSQL equivalent to MySQL AUTO_INCREMENT
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11 November, 2024
How to Find Documents by IDs in an Array in MongoDB.
How to count documents Grouped by a field in MongoDB.
List all Databases in MongoDB Shell.
MongoDB Query by Date - Retrieve Documents in Date Range.
Query Array of Objects in MongoDB Easily.
How to display more than 20 Documents in MongoDB's Shell?.
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Querying Nested Objects in MongoDB - A Complete Guide.
Rename Field for All MongoDB Documents Using $rename Operator.
MongoDB Naming Conventions - Best Practices for Collections & Fields.
Inserting Integers in MongoDB - Example and Syntax Guide.
How to Display all Documents from every Collection in MongoDB.
Update every document on one field in MongoDB - Full Guide.
09 November, 2024
Retrieve Specific Array Elements in MongoDB with $elemMatch.
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Export all Collections in MongoDB Database with mongodump.
Retrieve a Random Document in MongoDB Using $sample.
Secure MongoDB Access with Username and Password Authentication.
How to Search for a Document by ObjectId in MongoDB.
How to Select a Single Field in MongoDB for all Documents.
How to make a Case-Insensitive Query in MongoDB?
How to Retrieve all Unique Key Names in a MongoDB Collection.
Upgrading a PostgreSQL User to Superuser.
08 November, 2024
Creating a Copy of a Database in PostgreSQL
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Importing CSV Data into a PostgreSQL Table.
Top MongoDB Snippets and Code Examples for Developers
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Dropping a MongoDB Database from the Command Line.
Listing all Collections in MongoDB Shell.
Using MongoDB to check if a field contains a Substring.
Finding Documents in MongoDB with an Array containing a specific value.
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Query for "Is Not Null" in MongoDB Using $ne and $exists
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Enable Pretty Print by Default in MongoDB Shell.
Query MongoDB for Documents Between Two Dates Using $gte and $lte.
Update MongoDB Field Based on Another Field's Value.
Delete all data in a MongoDB Database with dropDatabase().
Execute MongoDB Commands via Shell Scripts for Automation.
Remove a Field from MongoDB Document with $unset Operator.
07 November, 2024
Top PostgreSQL Snippets and Code examples for Developers
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06 November, 2024
Restaurant Reservation System for Table, Order, and Payment Management
05 November, 2024
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01 November, 2024
SQL Projects: School Course Enrollment System
30 October, 2024
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29 October, 2024
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25 October, 2024
Develop a Quiz Game with Timer in Python
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Python - Basic Movie Database: Add, Edit, Delete, and View Movies
24 October, 2024
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23 October, 2024
SQL Projects For Beginners: Inventory Management System
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22 October, 2024
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21 October, 2024
18 October, 2024
Number Guessing Game with GUI in Python
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17 October, 2024
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16 October, 2024
Word Cloud Generator in Python
15 October, 2024
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Build a Basic Paint App in Python
07 October, 2024
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Simple Text Editor in Python with Tkinter
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03 October, 2024
Java Projects for Beginners with Solutions and Explanation
01 October, 2024
Pandas Machine Learning Integration: Exercises and Solutions for Data Integrity
28 September, 2024
PCEP Certification Practice: Exception Propagation through Function Boundaries
27 September, 2024
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PCEP Certification Practice: Exception Propagation through Function Boundaries
26 September, 2024
Pandas Data Cleaning and Preprocessing: Exercises, Solutions with Explanation
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PCEP Certification Practice: Ordering except branches in Python
25 September, 2024
PCEP Certification Practice: TypeError Questions & Explanations
PCEP Certification Practice: ValueError Questions & Explanations
24 September, 2024
Pandas Advanced Merging and Joining: Exercises with Solutions and Explanation
23 September, 2024
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Pandas Custom Functions: Apply, Map, and Applymap Explained with Exercises
21 September, 2024
C Increment and Decrement Operators with examples
C Programming: Assignment Operators
C Programming: Conditional (Ternary) Operator
C Programming: Special Operators with examples
PCEP Certification Practice: Python ArithmeticError Exception
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Python PCEP Practice Questions: KeyboardInterrupt Exception
20 September, 2024
C Programming - Logical Operators Explained
C Arithmetic Operators Explained with Examples
C Relational Operators with Examples
19 September, 2024
Python Project - Basic URL Crawler for extract URLs
PCEP Certification Practice: Python Built-In BaseException Hierarchy
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PCEP Certification Practice: Python SystemExit Exception Handling
18 September, 2024
Multithreading in C with POSIX Threads: A Complete Guide
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Understanding Bitwise Operators with examples in C
PCEP Certification Practice: Name Scopes, Name Hiding, and Global Keyword
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17 September, 2024
PCEP Certification Practice Test: Positional, Keyword, and Mixed Arguments
Mastering Preprocessor Directives in C: #define, #include, and Macros
Comprehensive Guide to Error Handling in C: errno, perror(), and strerror()
Understanding Typedef and Enum in C Programming
16 September, 2024
Command-Line Arguments in C: Handling argc and argv
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14 September, 2024Comprehensive guide to Recursion in C Programming: Best Practices & Examples
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PCEP Certification Practice Test: Mastering Recursion in Python
13 September, 2024C Programming Functions: Declarations, Definitions & Examples
PCEP Practice Test: Mastering Quotes and Apostrophes in Python Strings
PCEP Practice Test: Understanding Multi-line Strings in Python
PCEP Practice Test: Basic String Functions and Methods in Python
12 September, 2024PCEP Certification Practice Test: Constructing Strings
PCEP Certification Practice Test: Indexing, Slicing, and String immutability
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Python URL Shortener Project: Comparing Hashing and Base62 Encoding Methods
Basic Music Player Project: Tkinter vs PyQt5 Solutions for Python
Palindrome Checker Project: Basic and Class-Based Python Solutions