Entwicklung Archives - Page 12 of 13

PHP Melody nginx config done right

4. June 2019

When you buy PHP Melody there’s a .htaccess file and a .htaccess-nginx file. However you’re missing everything else of it. So here’s how you properly configure nginx to run PHP Melody.

Grafik bzgl. Datenbanken und CAP Theorem

12. March 2019

Angular multipart/formdata

26. January 2019

You would like to upload or post something not as an application/json but as a multipart/formdata. It’s pretty simple, simpler than you would’ve thought 🙂 1. create the FormData instance

public JSON2FormData() {
    const fd = new FormData();
}

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public JSON2FormData() {

const fd = new FormData();

}

then you can use .set or .append methods to add values to the post body of the FormData.

public JSON2FormData() {
    const fd = new FormData();
    fd.set('greeting', 'hello there');
    // upload a file, as in `File()`
    // let's assume our component has a `private file: File = new File()`
    fd.set('file', this.file, 'filename'); // or file.name instead of 'filename'
    // or you have an object that you'd like to send as a JSON object
    // let's assume out component has a `private myobject: object = {}`
    fd.set('myjson', JSON.stringify(this.myobject));
}

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public JSON2FormData() {

const fd = new FormData();

fd.set('greeting', 'hello there');

// upload a file, as in `File()`

// let's assume our component has a `private file: File = new File()`

fd.set('file', this.file, 'filename'); // or file.name instead of 'filename'

// or you have an object that you'd like to send as a JSON object

// let's assume out component has a `private myobject: object = {}`

fd.set('myjson', JSON.stringify(this.myobject));

}

and finally we upload it […]

Angular, EventSource, Go and wasted lifetime

17. December 2018

If you have ever used EventSource and Angular and have read all the other blog posts and github issues and Stackoverflow posts and nothing worked, then you’ve probably come here and will happily leave knowing you solved your problem. First of all I use cobra, I know, get to the point. As part of cobra […]

libvirt manual migration

26. October 2018

Following scenario: You have 2 servers. No shared storage. You would like to move VMs from Server A to Server B. If you want a clean filesystem there will be downtime. Downtime will take as long as it needs to copy the image from one server to the other. Step 1: Shutdown the instance running […]