Search Results for: knowledgebase

About the Gioorgi KnowledgeBase

The Gioorgi.com’s Knowledge Base is a new service provided to readers. The Knowledge base arranges tips & tricks scattered on the web, and based on the Giovanni Giorgi’s  IT consulting experience. The information are mostly based on open source technology, but also commercial products are described. Albeit knowledge base born as a small random “basket …

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Oracle Auto increment trigger HOWTO

Oracle SQL Developer is full of nice feature, damned by a overwhelming options pane, like the one I will describe to you right now. Even if  Oracle databases (<12) does not support auto increment, you can easily ask to your sql data modeler to generate for you a sequence and a trigger in a automatic …

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How to display an animation during page loading

Old web site requires sometimes to show a big “Loading…” gif in the front of the page. It is not trivial to do it, especially if you have already plenty of jQuery forms developed, with complex form submission, and half the site in an ajax form. A small solution of this problem is to use …

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quicklook – Project Hosting on Google Code

Quick Look is a package to collect system statistics and output pretty graphics and (X)HTML pages. It allows system administrators to have a quick look on the status of their systems, without going for a more advanced (and heavier) solution. Quick Look currently shows… CPU and memory usage Load average and process spawning rates I/O …

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JavaScript Wars hits nodejs

This week, the nodejs community had a big flame. All was started by this blog post, which  tried to slap down node.js server because of its mono-thread nature. And node.js fight back knocking down the attacker. Let’see how. Node.js is great for managing a lot of connection. Someone complains about node mono-thread nature. For cpu-bound tasks,you …

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Git History Squash for fun and profit

Suppose you are developing a boring Jenkins pipline (like Jenkinsfile-s) with no time at all. You are forced to commit and then run the jenkins pipeline. Jenkins download the code from your LOCAL repository. To avoid commit& push roundtrip you are using the simple git daemon command to expose your local repository to jenkins. So …

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Hibernate Speedest introduction

In this article I will introduce you to Hibernate 3 persistence framework. This article is worth to read, because give you a very fast track to Hibernate; I have used this tool for the past six years, when only the good 2.x series was out of there. Then I have the lucky of training two teams …

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Emacs adventures | HCoder.org

As you know, emacs rocks. This blog post give us an “Emacs Sitemap” for the newbies, and I stress…(edited content…) […] EmacsWiki: you probably already know this one, but it’s pretty useful for a variety of reasons. EmacsRocks / @Emacsrocks: it’s a series of screencasts showing off cool, advanced Emacs features. Each screencast is very …

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Slashdot | Yahoo Releases Open Source Hadoop Distribution

Yahoo has been a vociferous Apache Hadoop user and supporter for several years now, and uses it extensively within its Search technologies. Hadoop has been gaining popularity in the Cloud Computing space, with companies like the NYTimes converting 4TB and 11 million articles to PDFs in under 24 hours using Hadoop and EC2 in late …

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