Tips Archives - Kerem Erkan

Turkcell/Superonline’ın Wireguard bant sınırlaması çözümü

April 14, 2021 May 24, 2021 / iOS, Linux, macOS, Tips, VPN, Wireguard

SON GÜNCELLEME: Hem Turkcell/Superonline, Hem de Türk Telekom/TTNet şimdilik geri adım atmış gibi görünüyor. Wireguard protokolüne tamamen uyguladıkları bant sınırlaması şimdilik kalktı ve bağlantılar normale döndü. Tabi ki her an her şeyin olabildiği ülkemizde bu durum ne zamana kadar geçerli olacak bilmediğimiz için bu gönderi referans olarak durmaya devam edecek. GÜNCELLEME: Türk Telekom/TTNet de Nisan …

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WireGuard MTU fixes

November 22, 2019 April 24, 2021 / Linux, Mobile, Tips, VPN, Wireguard

UPDATE: I researched a little more on this. ipv6 connections require 1280 as the minimum MTU and most router configurations expect to see some standardized MTU. So instead of 1412 as I wrote below, I now recommend 1280 for MTU. While it is smaller and will generate more packets, I think it will encounter fewer …

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Katie Davis shares some QR Code promoting insight with us!

February 10, 2012 February 10, 2012 / Tips, Web

I have been working on QR Codes since 2006 and I have seen and found many different uses of them. They are widely known and used in Japan and other eastern countries since the nineties and I watched them getting known more and more by western countries in the last two years. After creating my …

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2010 Dünya Kupası’nda vuvuzela sesini filtrelemek

June 16, 2010 June 20, 2010 / Apple, Hobbies, Tips

You can find English filtering instructions on this page. Dünya Kupası’nda vuvuzela seslerinin başımızı fazla ağrıtması nedeniyle hepimiz bu duruma bir çözüm bulmaya çalışıyoruz. Ben de evde kullandığım Apple Mac bilgisayarı kullanarak, vuvuzelanın ses frekanslarını bulup filtrelemeye çalıştım ve 2 gün önce başarılı bir çözüm buldum. Çözümü İngilizce olarak yazdım ve hemen ilgi çekti, bunun …

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How to remove vuvuzela sounds in World Cup 2010

June 14, 2010 June 20, 2010 / Apple, Hobbies, Tips

Türkçe filtreleme açıklamalarını bu sayfada bulabilirsiniz. FIFA World Cup 2010 would be great, if only those horrible vuvuzelas were not there. If you have a Mac, using the magnificent Audio Hijack Pro application by Rogue Amoeba, you can now filter out the vuvuzela sounds. UPDATE: I have come across a much simpler and nearly perfect …

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Adding Facebook and LinkedIn icons on Mystique v2.x

February 25, 2010 April 20, 2021 / Tips, Wordpress

Mystique theme for WordPress has reached version 2.0. Milenko is very active on updating it. With 2.0, you don’t need to edit any theme files manually, and this makes it much easier to add new social networking icons and replace the default Twitter and RSS icons. Here is how to do it: First, download the …

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Adding up on Mark Hewitt’s Mystique Facebook Icon Hack

January 22, 2010 February 25, 2010 / Tips, Wordpress

UPDATE: This post is only valid for Mystique versions up to 1.7.2. Newer versions need a different approach which can be found on this post. Well, Mystique is a beautiful theme, but the original icons for Twitter and RSS Feed you see on the upper right were not very appealing to the eye. And the …

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Mystique and WP-Syntax Incompatibility

January 18, 2010 January 18, 2010 / Tips, Wordpress

If you use Mystique theme and WP-Syntax plugin (the syntax highligher) together, you will notice that, your code snippets will use Mystique’s fonts instead of monospace for colored words. When reading codes, monospace fonts like Courier fell much better, because they are easier to read. Mystique’s style.css file defines default fonts with “*”, so every …

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Supporting Oracle FCF in Tomcat

July 9, 2009 January 1, 2010 / Linux, Oracle, Tips, Tomcat

We use Tomcat with Apache HTTPD in our company. And as a database backend, we use a two node Oracle Real Application Cluster (RAC). We were having stale connection problems when a RAC node was behaving abnormally, because the JDBC pool which was created by Tomcat was not getting any notification about it. So I …

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Enabling tftpd on MacOS X (Snow) Leopard

July 8, 2009 November 20, 2009 / Apple, Tips

Enabling the tftp daemon in MacOS X Snow Leopard (or Leopard) is an easy task with little documentation. This is a quick reference. The manual page for tftpd in MacOS X Snow Leopard (or Leopard) recommends that tftpd is launched via launchd, so we will do it that way. First, we enter launchd% console using …

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