Docker is a convenient tool to quick create containers from different Linux images. If we use the common way to start a docker container like docker run image bash, after the the process exists, the container is still stored there. That is, the docker container persists after it has exited. Sometimes, we would like to
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The post Running Ephemeral Docker Containers – Automatically Remove a Docker Container After Running It is from SysTutorials.

snap is a software app bundle with dependencies included so that it can works in different Linux distributions. However, as most other software, snap has compatiblity issues. An app in the snap format is not 100% the same and compatible with the native version. One of the problem I find is that Thunderbird from snap
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The post Configuring Fonts for Thunderbird snap to Display Fonts Nicely is from SysTutorials.

For document, we may use the first page as the title page. Then the page number 1 should start from the second page. In this post, we will look at how to make MS Word count the page number from the second page. That is, making word treat the second page as page number 1.
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GNONE 3 provides screenshot tools and utils and also provides keyboard shortcuts which are convenient and quick to use. With the GNOME 3 screenshot keyboard shortcuts, users can make screenshots without having to open the Screenshot app. In general, there are 2 major categories of screenshot shortcuts: those to save the screenshot as a file, […]

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This post summarizes Linux Kernel new features, bugfixes and changes in Linux 4.19.178 Release. Linux 4.19.178 Release contains 248 changes, patches or new features. In total, there are 239,909 lines of Linux source code changed/added in Linux 4.19.178 release compared to Linux 4.19 release. To view the source code of Linux 4.19.178 kernel release online, […]

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This post summarizes Linux Kernel new features, bugfixes and changes in Linux 4.14.223 Release. Linux 4.14.223 Release contains 176 changes, patches or new features. In total, there are 277,921 lines of Linux source code changed/added in Linux 4.14.223 release compared to Linux 4.14 release. To view the source code of Linux 4.14.223 kernel release online, […]

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This post summarizes Linux Kernel new features, bugfixes and changes in Linux 5.4.102 Release. Linux 5.4.102 Release contains 338 changes, patches or new features. In total, there are 160,715 lines of Linux source code changed/added in Linux 5.4.102 release compared to Linux 5.4 release. To view the source code of Linux 5.4.102 kernel release online, […]

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This post summarizes Linux Kernel new features, bugfixes and changes in Linux 4.9.60 Release. Linux 4.9.60 Release contains 24 changes, patches or new features. In total, there are 64,224 lines of Linux source code changed/added in Linux 4.9.60 release compared to Linux 4.9 release. To view the source code of Linux 4.9.60 kernel release online, […]

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This change "xt_quota: report initial quota value instead of current value to userspace" (commit 49daf6a) in Linux kernel is authored by Changli Gao <xiaosuo [at] gmail.com> on Fri Jul 23 14:07:47 2010 +0200. Description of "xt_quota: report initial quota value instead of current value to userspace" The change "xt_quota: report initial quota value instead of […]

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R is good at analyzing data. Many data are provided as JSON from RESTful APIs with an URL. R natively support many data format. For JSON, we can use some libraries. For reading JSON from URL, we can use the "jsonlite" package. In this example, we use an example of fetching BTC prices of last […]

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Many useful data are stored in Excel xls or xlsx format. R is good at doing analysis on top of data. We would then importing the data to R by reading the xls/xlsx files in R. In this post, we check how to import data from Excel files to R programs. The package we will […]

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The Open Document .odt files can contain rich formats for the content. However, some times a plain text file is more handy. We may convert .odt files to plain text files for such needs. In this post, we discuss 3 ways of how to convert .odt files to .text files in command line in Linux. […]

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Word .docx and .doc files are common for documents commonly generated by MS Word software. We would like to convert them to the more open ODF Open Document .odt files for various cases. This can be done by GUI software tools. If we have a set of many .docx/.doc files, it will be handy if […]

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Eclipse can work well with Git. We discussed Configuring Eclipse to Highlight Changed Lines Compared to Git Commit before. Eclipse can also show the revision information for lines of code (from git blame) which is useful to understand why some lines are added in the context of previous revisions including the lines of code. Eclipse […]

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For heavy Terminal/Shell/command line users, the Control key is a very frequently used key. However, in Mac Pro keyboard, there is only a single left Control key for some models. This cause quite some inconvenience. In this post, we will go through how to configure/remap the keys to "create" a right Control key. Remap keys […]

The post Modify macOS Keyboard’s Right Option to Control for Mac Pro is from SysTutorials.

Strings are commonly encoded as hexadecimal (hex) strings for various purposes. Hence, it is also common to convert hex strings to its original strings such as an ASCII string. Hex to ASCII string conversion can be done programmatically in many languages. In command line, we can use xxd to convert hex to ASCII string. This […]

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This is the release notes for linux release v2.0 (source code: linux-2.0.tar.gz) with format adjusted by removing/replacing tabs/spaces/new lines/formatting marks. This notes document can give us an understanding of the early development of the Linux kernel. The original ASCII formatted version is at the end of this post. Intro This document contains a list of […]

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This is the release notes for linux release v1.0 (source code: linux-1.0.tar.gz) with format adjusted by removing/replacing tabs/spaces/new lines. This notes document can give us an understanding of the early development of the Linux kernel. The original ASCII formatted version is at the end of this post. CHANGES since 0.99 patchlevel 15: removed all the […]

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This is the release notes for linux release v0.97 with format adjusted by removing/replacing tabs/spaces/new lines. This notes document can give us an understanding of the early development of the Linux kernel. The original ASCII formatted version is at the end of this post. Changes in 0.97: The VESA-support was removed. I’d be happy to […]

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This is the release notes for linux release v0.95a (source code: linux-0.95a.tar.gz with format adjusted by removing/replacing tabs/spaces/new lines. This notes document can give us an understanding of the early development of the Linux kernel. The the formatted version of the referenced RELNOTES-0.95 can be found at Release Notes For Linux v0.95. The original ASCII […]

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