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Raspberry Pi - How to Use the Pi on a VGA Monitor

This post is to get your Raspberry Pi to work through a computer monitor using a VGA lead in case you don’t have access to a TV with HDMI port. 638 more words

Raspberry Pi

Tracking down "ntpdate[18168]: no server suitable for synchronization found"

After installing and getting up ntpd on a RHEL-like Linux system, see http://www.certdepot.net/rhel7-set-ntp-service for example, you may want to double check iff ntpd is actually able to perform successfully. 998 more words


[Error] proxy config is set properly

Khi chạy nodejs đôi khi ta sẽ gặp lỗi báo rằng máy của bạn đang ở phía sau 1 proxy

In most cases you are behind a proxy or have bad network settings. 17 more words


Cisco vWLC Deployment

Tadi sebelum pulang kerja, ada rekan kerja yang main-main sama virtual environment, pakai Oracle VirtualBox, jalanin vWLC. Saya juga penasaran dan pengen coba-coba juga. Lumayan ini buat belajar deployment dari awal dan juga mengenal menu-menu yang ada di WLC. 9 more words


Quick Tip: How to increase the console log size in Firefox

Recently I discovered that the console log size in Firefox has a default limit, which prevented me from viewing the full output from a script I was running. 144 more words


Running Spark on Yarn with Zeppelin and WASB storage

It’s increasingly said that “notebooks” are the new spreadsheets in terms of being a tool for exploratory data analysis.  The Apache Zeppelin project (https://zeppelin.incubator.apache.org/ 315 more words


Lex based Config Parser/Reader

A long lost how-to snippet: simple, one-liner configuration file parser written in lex and C. Serves the purpose most of the time. Quite simple and neat! 57 more words