How to Remove a Passphrase from Certificate Key
If you have a Certificate Key that includes a Passphrase and you need to remove it, potentially to use it with AWS App Mesh, then… Read More »How to Remove a Passphrase from Certificate Key
How to get Python logger to Print to std out
If you use Python’s logger as follows: Perhaps you want to get it to print to Standard Output (stdout), then you can do the following:… Read More »How to get Python logger to Print to std out
How to Convert a String to an Integer in C
If you need to convert a String to an Integer in C, then you can do one of the following: Option 1 – Use atoi()… Read More »How to Convert a String to an Integer in C
How to Convert an Integer to a String in C
If you need to convert an Integer to a String in C, then you can do one of the following: Option 1 – Use sprintf()… Read More »How to Convert an Integer to a String in C
How to append to an Array in Elasticsearch using elasticsearch-py
If you are using the Official ElasticSearch Python library (Docs), and you want to create an index: You can append items to the history each time, instead… Read More »How to append to an Array in Elasticsearch using elasticsearch-py
How to Copy Text to the Clipboard in Python
If you need to Copy Text to the Clipboard using your Python application code, then you can do the following: Option 1 – Using pyperclip… Read More »How to Copy Text to the Clipboard in Python
How to Read a PDF file in Python
If you need to read a PDF (Portable Document Format) file in your Python code, then you can do the following: Option 1 – Using… Read More »How to Read a PDF file in Python
How to Convert HEX to RBG in Python
If you need to convert HEX (Hexadecimal) to RGB (Red-Green-Blue) in your Python code, then you can do the following: Option 1 – Using the… Read More »How to Convert HEX to RBG in Python
How to Refer to a Null Object in Python
If you need to refer to a Null Object in your Python code, then you can do the following. It is important to note that… Read More »How to Refer to a Null Object in Python
How to Convert Bytearray to String in Python
If you need to convert a Bytearray to a String in Python, then you can do the following: Option 1 – Using bytes() Option 2… Read More »How to Convert Bytearray to String in Python
How to get the Hostname in Python
If you need to get the Hostname in your Python application, then you can do the following: Option 1 – Using gethostname() Option 2 –… Read More »How to get the Hostname in Python
How to get the IP Address in Python
If you need to get the IP Address in your Python application, then you can do the following: Option 1 – Using socket.gethostname() Option 2… Read More »How to get the IP Address in Python
How to use SSH in your Python application
If you need to make an SSH connection and issues commands over SSH using your Python application, then you can do the following: Option 1… Read More »How to use SSH in your Python application
How to Pause a Program in Python
If you need to pause the execution of your Python program, then you can do the following: Option 1 – Using time.sleep() Option 2 –… Read More »How to Pause a Program in Python
How to Convert String to Double in Python
If you need to convert a String to a Double in your Python code: Option 1 – Convert String to Double using float() Option 2… Read More »How to Convert String to Double in Python
How to a Run Bash Command in Python
If you need to run a bash command in your Python code, then you can do the following: Option 1 – Using run() from subprocess… Read More »How to a Run Bash Command in Python
How to Force Redeployment of AWS API Gateway using AWS CloudFormation
If you have an AWS API Gateway resource, and need it to force a redeployment using CloudFormation, then you can use the TIMESTAMP trick. Example… Read More »How to Force Redeployment of AWS API Gateway using AWS CloudFormation
How to Deploy React App to S3 and CloudFront
If you would like to deploy a React App to AWS S3 and AWS CloudFront, then you can follow this guide. The following solution creates… Read More »How to Deploy React App to S3 and CloudFront
[Solved] export ‘Switch’ (imported as ‘Switch’) was not found in ‘react-router-dom’
In react-router-dom v6, Switch is replaced by routes Routes. You need to update the import from: to: You also need to update the Route declaration from: to:
How to List all Files/Folders/Directories in Python
If you need to list all Files, Folders, or Directories in Python code, then you can use the listdirs method from the os package.
How to Read a File in Python
If you need to read a file in Python, then you can use the open() built-in function to help you. Let’s say that you have… Read More »How to Read a File in Python
How to Drop Columns in Pandas Only If Exists
If you have a Pandas DataFrame, and want to only drop columns if they exist, then you can do the following: Add parameter errors to DataFrame.drop: errors : {‘ignore’,… Read More »How to Drop Columns in Pandas Only If Exists
[Solved] An error occurred while calling o86.getDynamicFrame. Exception thrown in awaitResult:
If you are running a GlueJob in AWS and get the following error: An error occurred while calling o86.getDynamicFrame. Exception thrown in awaitResult: Then you… Read More »[Solved] An error occurred while calling o86.getDynamicFrame. Exception thrown in awaitResult:
AWS CDK Commands
The AWS Cloud Development Kit (CDK) comes with a list of commands that you need to know: cdk list (ls) Lists the stacks in the app… Read More »AWS CDK Commands
How to Make a Java Jar File Executable
Let’s say you have a Java project as follows: Now you want to build this and make it a self contained executable Jar. If you… Read More »How to Make a Java Jar File Executable