Reset the Firefox Printer Default

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1. Launch Firefox.

2. Type “about:config” in the address bar at the top of the browser screen, then press “Enter.”

3. Click the “I’ll be careful, I promise!” button to confirm that you want to access Firefox’s advanced settings.

4. Scroll through the alphabetically-ordered list of advanced setting preferences in the main screen.

5. Right-click the “print_printer” entry in the print section. Select “Reset” from the context menu. If more than one “print_printer” entry shows in the list, reset each entry in the same way.


sumber : Support Mozilla

Menghilangkan header hasil print dengan fungsi window.print()

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Untuk menghilangkan header dan footer berupa alamat link website kita coba tambahkan attribute berikut ini.

Firefox :

  • moznomarginboxes di tag <html>

Contoh :

<html moznomarginboxes mozdisallowselectionprint>

sumber :

phpmysql error – #1273 – #1273 – Unknown collation: ‘utf8mb4_general_ci’

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Pernah kamu mengalami problem ini saat mengakses http://localhost/phpmyadmin tiba-tiba muncul pesan error

 #1273 – Unknown collation: ‘utf8mb4_general_ci’

Solusinya : CTRL+SHIFT+DEL untuk menghapus cache browser kamu.


sumber :

PHP : Format Tanggal menggunakan fungsi date() , strtotime()

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Hasilnya menjadi ’24-02-1991′
$format = date('d-m-Y', strtotime($tanggal ));
echo $format;

Hasilnya menjadi ’24 Februari 1991′
$format1 = date('d F Y', strtotime($tanggal ));
echo $format1;

Mengecek Ukuran Partisi melalui Terminal Linux

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Ketikan perintah berikut

df -h:

Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1       455G   77G  356G  18% /
none            4,0K     0  4,0K   0% /sys/fs/cgroup
udev            1,9G  4,0K  1,9G   1% /dev
tmpfs           387M  1,3M  386M   1% /run
none            5,0M     0  5,0M   0% /run/lock
none            1,9G  1,2M  1,9G   1% /run/shm
none            100M   28K  100M   1% /run/user