How to convert a byte[] to io.Reader in Go?
How to convert a byte[] to io.Reader in Go directly?
You can use the NewReader() func from the bytes package of Go to convert bytes to io.Reader.
For example,
reader := bytes.NewReader(thebytes)
Similar Posts
How to Generate and Apply Patches using diff and patch on Linux
ByEric Ma`diff` and `patch` are tools to create patches and apply patches to source code, which is widely used in the open-source world, such as Linux kernel and application. patch: applying patches To apply a patch to a single file: $ patch < foo.patch If the foo.patch does not identify the file the patch should be...
How to print a line to STDERR and STDOUT in Java?
ByQ AIn Java, how to print a string as a line to STDOUT? That is, the string and the newline character, nicely? And similarly, how to print the line to STDERR? In Java, you can print string in a new line by ‘System.out.println()’ to STDOUT: System.out.println(“my msg here”); In Java, print a string str to STDERR…
How can I recover data from my crashed hard drive?
ByEric MaMy laptop’s hard drive crashed. I went to someone else and got the hard drive replaced, but they could not recover my data. You may try PhotoRec as for https://www.systutorials.com/qa/1399/how-can-i-recover-deleted-photos-from-samsung . Although its named with “Photo”, PhotoRec can recover many kinds of files as listed in http://www.cgsecurity.org/wiki/File_Formats_Recovered_By_PhotoRec . Read more: How can I recover deleted…
How to convert HTML file to text on Linux
ByQ AHow to convert HTML file to a text on Linux? You can use html2text (can be installed on Fedora by yum install html2text): $ html2text ${html_file} ${html_file} is the html file to be converted. The converted text will be printed to the STDOUT. You can redirect it to a file if it is needed. Adding…
Useful Git Submodule Commands
ByEric Magit submodule is a very useful tools in git to include other git repositories in one repository to handle cases such as library dependencies. In this post, I summarize some commonly used commands that I find useful for working with git submodule. For the list of full commands, check the git submodule manual. Add a…
Fixing the huge emoji icons in Unbuntu 18.04 for Thunderbird
ByQ AIn Ubuntu 18.04, Thunderbird shows huge emoji icons in the email list. The emoji covers other text and is several lines higher and wider than other charactors. How to solve it? This is likely caused by the fonts. Find out the *emoji* fonts installed in your system by sudo apt list *emoji* and remove those…
Eric’s passion for high-performance and scalable distributed systems is clear! Looking forward to insights from his expertise and perspective.