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Posts in 2024

  • Swift Data init with heap buffer from C and free in Swift

    Last Update: in iOS

    Swift Data Take Ownership of a Raw Buffer Allocated by C on the Heap Without Recreating the Buffer

    Can Swift Data Take Ownership of a Raw Buffer Allocated by C on the Heap Without Recreating the Buffer? Description In Swift, you might encounter situations where you need to work with raw buffers allocated in C, especially when interfacing with C …

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  • DispatchQueue QoS Order Explained Best Practices & Common Pitfalls to Avoid

    Last Update: in iOS

    DispatchQueue QoS Order Explained Best Practices & Common Pitfalls to Avoid.

    DispatchQueue, Qos, DispatchGroup Best Practices & Common Pitfalls to Avoid, examples / Sample code. DispatchQueue QoS Order In Swift, DispatchQueue allows you to specify the Quality of Service (QoS) for the tasks you dispatch. The QoS classes …

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  • High quality rip audio CD to FLAC with abcde on Mac and Linux

    Last Update: in Blog

    High quality rip audio CD to FLAC, AIFF, APE, MP3, M4A, etc. with abcde on Mac and Linux.

    abcde - Rip an entire CD and compress it into various audio formats including Ogg/Vorbis, MP3, FLAC, Ogg/Speex, AAC, WavPack, Monkey’s Audio (ape), Musepack, True Audio (tta), MP2, and AIFF. Why abcde The usual process of extracting data from a …

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  • smartctl output explained and usage examples

    Last Update: in Linux

    smartctl output explained and usage examples

    What is smartctl smartctl is a powerful tool for monitoring the health and performance of your storage devices, helping to prevent data loss by providing early warnings of potential drive failures. smartctl is a command-line utility that is part of …

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  • Get the IP address of a network interface by its name in Python on Linux an Mac OS X

    Last Update: in Python

    How to get the IP address of a network interface by its name in Python on Linux and Mac OS X

    Get the IP address of a network interface by its name in Python, on Linux To get the IP address of a network interface by its name in Python, you can use the socket and fcntl modules. Here’s a step-by-step approach: Import the necessary …

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  • iOS RUNNINGBOARD 0xdead10cc crash troubleshooting

    Last Update: in iOS

    iOS RUNNINGBOARD 0xdead10cc crash troubleshooting

    The termination reason 0xdead10cc indicates that an iOS app was terminated by the system because it held on to a system resource (like a file or network connection) while running in the background. This typically happens when an app does not release …

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  • iOS objc_retain crash troubleshooting

    Last Update: in iOS

    iOS objc_retain crash troubleshooting

    Crashes involving objc_retain typically occur due to memory management issues in Objective-C, such as over-releasing an object that has already been deallocated. Here’s a step-by-step plan to diagnose and potentially fix such crashes: Sample …

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  • ffmpeg Convert Video Audio Examples

    Last Update: in Blog

    How to use ffmpeg to convert video and audio format with examples.

    Install ffmpeg On Mac OS X, install with brew : $ brew install ffmpeg On Debian Linux: $ sudo apt-get install ffmpeg Convert audio file format to .mp3 Convert to mp3 format with libmp3lame LAME (libmp3lame) is a high quality MPEG Audio Layer III …

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  • Fastlane Best Practices for iOS and Troubleshooting Tips

    Last Update: in iOS

    Fastlane Best Practices for iOS and Troubleshooting Tips

    Fastlane is a powerful tool for automating the tedious tasks in iOS development. Here are some best practices to get the most out of Fastlane: Fastlane Best Practices for iOS Keep Fastfile Clean Your Fastfile should be as clean as possible. Use lanes …

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Posts in 2023

  • SwiftUI: How to Tap to Select All Text in a TextField on iOS

    Last Update: in iOS

    SwiftUI: How to Tap to Select All Text in a TextField on iOS

    Problem You have a TextField in your iOS app, and you want to automatically select all the text inside it when a user taps on it. When working with iOS SwiftUI app development, you might encounter a common user interface requirement: the need to …

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