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2076 articles
How to limit Kubernetes resources (CPU & Memory)
We can add a limit (quota) to different Kubernetes resources such as CPU, memory, hugepages for containers. We can restrict a soft and hard limit to these …
Beginners guide to learn Kubernetes Architecture
Kubernetes Cluster Architecture contains a controller (master) and worker node. There are three main components in the Kubernetes Cluster i.e. Nodes, Pods and …
Kubernetes ReplicaSet & ReplicationController Beginners Guide
Kubernetes ReplicaSet and ReplicationController (deprecated) are used to scale the number of Pods and make sure the minimum number of Pods are always running.
Kubernetes labels, selectors & annotations with examples
Kubernetes provides labels, selectors and annotations to organize the cluster nodes. These are mostly used with replication controllers and replica sets in a …
4 ways to SSH & SCP via proxy (jump) server in Linux
You can use either ProxyCommand or ProxyJump with ssh and scp respectively to connect target host or transfer files through any jump host with examples.
Python Regex Tutorial with Examples (re Module Cheat Sheet & Use Cases)
Learn Python regex (regular expressions) with practical examples, cheat sheet, and real-world use cases. Understand re module functions like search, match, …
5 practical examples to list running processes in Linux
How to list processes by user and name in Linux? How to check if process is running by pid? How to check process status? which command is used to kill a …
Unlock the Power of Python Enumerate for Efficient Looping
The Python enumerate() built-in function takes an iterable object as the input, and returns tuples consisting of a count plus a value.
5 simple examples to learn python string.split()
Python split string using string.split() function. Split strings using for loop in one liner. python split string by space. python split string by comma
Useful OpenSSL command to view Certificate Content
Use openssl to view certificate content for different kinds of certificate. how to read x509 certificate. view certificate details
10+ simple examples to learn Python functions in detail
Python functions provide a way to compartmentalize your code into small tasks that can be called from multiple places within a program. The three main types of …
10+ examples on python sort() and sorted() function
We can use sort() or sorted() in-built function to perform python sorting for different data types such as list, tuples, dictionaries, list of dictionaries with …
10+ simple examples to use Python string format in detail
There are three different style of python string formatting, % formatting, string.format() and f-strings. Add padding, whitespace, truncate texts, change …
15+ simple examples to learn Python list in detail
A list is a data structure in Python that is a mutable, ordered sequence of elements. lists are defined by having different data types between square brackets [ …
10+ simple examples to learn python tuple in detail
Python tuples are collection of comma-separated values. It is identical to a list, except it is immutable. Tuples are useful for storing information that you …