Pipe vs. Temporary File

One big difference is that with the pipe, processes A and B can be running concurrently, so that B gets to work on the output from A before A has finished producing it. Further, the size of the pipe is limited, so A won’t be able to produce vastly more data than B has consumed; … Read more

How to extract tar archive from stdin?

Use – as the input file: cat largefile.tgz.aa largefile.tgz.ab | tar zxf – Make sure you cat them in the same order they were split. If you’re using zsh you can use the multios feature and avoid invoking cat: < largefile.tgz.aa < largefile.tgz.ab tar zxf – Or if they are in alphabetical order: <largefile.tgz.* | … Read more

How to allow html in return of angular2 pipe?

Use bindings to innerHTML or outerHTML to render already escaped html. For example <span [innerHTML]=”someString | toHtmlPipe”></span>. See this plunk: @Pipe({ name: ‘wrapBold’ }) class WrapBold { transform(content) { return `<b>${content}</b>`; } } @Component({ selector: ‘my-app’, pipes: [WrapBold], template: ` <div> Hello <span [outerHTML]=”content | wrapBold”></span> </div> ` }) export class App { constructor() { … Read more

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