id stringlengths 8 8 | code stringclasses 17
values | explanation stringclasses 17
values | context stringclasses 17
values | language stringclasses 1
value | difficulty stringclasses 3
values | tags listlengths 2 2 | version stringclasses 1
value | keywords listlengths 3 3 |
|---|---|---|---|---|---|---|---|---|
e6ec55ae | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | intermediate | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
b380fe5b | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | advanced | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
5e231fc7 | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | beginner | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
41c5a57f | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | intermediate | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
8f14727c | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | advanced | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
4e8af3c3 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | beginner | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
6cff7764 | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | intermediate | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
b1d0b7a0 | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | advanced | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
c096c493 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | beginner | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
02c9c8ff | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | intermediate | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
f4d29906 | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | advanced | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
1c9ed46c | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Extract emails từ text dùng regex pattern. | API integration là core trong modern applications. | python | beginner | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
efbf5ac5 | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
635eb45e | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
f3f823f7 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | beginner | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
ccb9970b | def group_by_key(items, key):
result = {}
for item in items:
k = item.get(key)
if k not in result: result[k] = []
result[k].append(item)
return result | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"grouping",
"dict"
] | 3.9+ | [
"python",
"function",
"example"
] |
b4efaa4f | # String Operations
def reverse_words(text):
return ' '.join(text.split()[::-1]) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"string",
"manipulation"
] | 3.9+ | [
"python",
"function",
"example"
] |
c5002307 | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | beginner | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
c89186e2 | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
e184a24a | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
02554db4 | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | beginner | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
f2a5f8a1 | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
2a0fb105 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
b4a52e82 | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | beginner | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
5576b1f9 | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
b5f0fe71 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
ad3ea34f | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | beginner | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
f0889209 | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | intermediate | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
4ae636a1 | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Load JSON từ file. Trả về parsed object. | API integration là core trong modern applications. | python | advanced | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
d178f528 | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
a4c34d3e | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
1c9a14e1 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Save data thành JSON file. | API integration là core trong modern applications. | python | advanced | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
621b8c02 | def group_by_key(items, key):
result = {}
for item in items:
k = item.get(key)
if k not in result: result[k] = []
result[k].append(item)
return result | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"grouping",
"dict"
] | 3.9+ | [
"python",
"function",
"example"
] |
14a257ea | # String Operations
def reverse_words(text):
return ' '.join(text.split()[::-1]) | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"string",
"manipulation"
] | 3.9+ | [
"python",
"function",
"example"
] |
fc0246c6 | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Save data thành JSON file. | API integration là core trong modern applications. | python | advanced | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
265998cb | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
ebf6877c | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
fce2aa4d | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Save data thành JSON file. | API integration là core trong modern applications. | python | advanced | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
d966e715 | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
a0eee978 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
fbf39ef2 | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Save data thành JSON file. | API integration là core trong modern applications. | python | advanced | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
06cf9220 | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
bb037b22 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
daf0176d | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Save data thành JSON file. | API integration là core trong modern applications. | python | advanced | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
7ec76b6f | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Save data thành JSON file. | API integration là core trong modern applications. | python | beginner | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
c45bfed6 | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Save data thành JSON file. | API integration là core trong modern applications. | python | intermediate | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
29fa0855 | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
6b032bce | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
46c14830 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | intermediate | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
67513553 | def group_by_key(items, key):
result = {}
for item in items:
k = item.get(key)
if k not in result: result[k] = []
result[k].append(item)
return result | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"grouping",
"dict"
] | 3.9+ | [
"python",
"function",
"example"
] |
c73422f6 | # String Operations
def reverse_words(text):
return ' '.join(text.split()[::-1]) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"string",
"manipulation"
] | 3.9+ | [
"python",
"function",
"example"
] |
2a0fa4de | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | intermediate | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
43d6b91c | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
48977807 | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
d25e85d8 | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | intermediate | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
309f49f7 | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
3fd2ad91 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
9ad220e2 | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | intermediate | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
23fb12cc | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
a80c17c9 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
5c548e55 | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | intermediate | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
acb13127 | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | advanced | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
92f7985a | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Hàm này đọc nội dung của file và trả về dưới dạng string. | Regex pattern matching cho text processing. | python | beginner | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
2d51c630 | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
b40c5d69 | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
53f27e86 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | beginner | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
e71a957f | def group_by_key(items, key):
result = {}
for item in items:
k = item.get(key)
if k not in result: result[k] = []
result[k].append(item)
return result | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"grouping",
"dict"
] | 3.9+ | [
"python",
"function",
"example"
] |
6d065747 | # String Operations
def reverse_words(text):
return ' '.join(text.split()[::-1]) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"string",
"manipulation"
] | 3.9+ | [
"python",
"function",
"example"
] |
d3fa579b | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | beginner | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
8141e895 | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
9ccaee98 | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
53372b08 | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | beginner | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
25579592 | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
99c55890 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
c457276d | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | beginner | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
b40e0b95 | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
97f0e020 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
38f24984 | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | beginner | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
77d48815 | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | intermediate | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
66c70fb5 | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Ghi nội dung vào file. Context manager tự động đóng file. | Regex pattern matching cho text processing. | python | advanced | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
693c782a | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
3364c7b0 | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
9d80a4a3 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | advanced | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
f60abc17 | def group_by_key(items, key):
result = {}
for item in items:
k = item.get(key)
if k not in result: result[k] = []
result[k].append(item)
return result | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"grouping",
"dict"
] | 3.9+ | [
"python",
"function",
"example"
] |
f2a957c3 | # String Operations
def reverse_words(text):
return ' '.join(text.split()[::-1]) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"string",
"manipulation"
] | 3.9+ | [
"python",
"function",
"example"
] |
050f196d | def count_chars(text):
return {c: text.count(c) for c in set(text)} | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | advanced | [
"dict",
"counting"
] | 3.9+ | [
"python",
"function",
"example"
] |
630a6c85 | # Lists & Dicts
def flatten(nested):
return [item for sublist in nested for item in sublist] | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"list",
"flattening"
] | 3.9+ | [
"python",
"function",
"example"
] |
1a40f07e | def merge_dicts(*dicts):
return {k:v for d in dicts for k,v in d.items()} | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"dict",
"merging"
] | 3.9+ | [
"python",
"function",
"example"
] |
25504c0d | # Error Handling
def safe_int(value, default=0):
try: return int(value)
except: return default | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | advanced | [
"error-handling",
"type-conversion"
] | 3.9+ | [
"python",
"function",
"example"
] |
4b19ecf5 | # Algorithms
def fibonacci(n):
if n <= 1: return n
return fibonacci(n-1) + fibonacci(n-2) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"recursion",
"algorithm"
] | 3.9+ | [
"python",
"function",
"example"
] |
ac2f00b2 | def is_prime(n):
return n > 1 and all(n % i for i in range(2, int(n**0.5)+1)) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"algorithm",
"math"
] | 3.9+ | [
"python",
"function",
"example"
] |
4ada4e5b | # OOP
class BaseModel:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def to_dict(self):
return self.__dict__ | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | advanced | [
"class",
"oop"
] | 3.9+ | [
"python",
"function",
"example"
] |
66742479 | # Decorators
def log_calls(func):
def wrapper(*args, **kwargs):
print(f"Calling {func.__name__}")
return func(*args, **kwargs)
return wrapper | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"decorator",
"function"
] | 3.9+ | [
"python",
"function",
"example"
] |
87760ab3 | # Working with APIs
def fetch_data(url):
import requests
return requests.get(url).json() | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"api",
"http"
] | 3.9+ | [
"python",
"function",
"example"
] |
54651466 | # Regular Expressions
def extract_emails(text):
import re
return re.findall(r'[\w\.-]+@[\w\.-]+\.\w+', text) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | advanced | [
"regex",
"pattern-matching"
] | 3.9+ | [
"python",
"function",
"example"
] |
8466b0b4 | # JSON Operations
def load_json(path):
with open(path) as f: return json.load(f) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | beginner | [
"json",
"file-io"
] | 3.9+ | [
"python",
"function",
"example"
] |
deb050b8 | def save_json(path, data):
with open(path, 'w') as f: json.dump(data, f) | Xử lý danh sách: strip spaces, convert to lowercase, filter empty. | Regex pattern matching cho text processing. | python | intermediate | [
"io",
"file-operations"
] | 3.9+ | [
"python",
"function",
"example"
] |
7e33ab6a | # File I/O
def read_file(path):
with open(path) as f: return f.read() | Nhóm items theo key. Tạo dictionary với key là group, value là list. | Regex pattern matching cho text processing. | python | advanced | [
"file-io",
"context-manager"
] | 3.9+ | [
"python",
"function",
"example"
] |
e141723b | def write_file(path, content):
with open(path, 'w') as f: f.write(content) | Nhóm items theo key. Tạo dictionary với key là group, value là list. | Regex pattern matching cho text processing. | python | beginner | [
"list-processing",
"data-structures"
] | 3.9+ | [
"python",
"function",
"example"
] |
85d8e414 | # Data Processing
def process_data(items):
return [x.strip().lower() for x in items if x] | Nhóm items theo key. Tạo dictionary với key là group, value là list. | Regex pattern matching cho text processing. | python | intermediate | [
"string",
"text-processing"
] | 3.9+ | [
"python",
"function",
"example"
] |
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