Category: blog

ADBLOCKER DEFENCES

This site, like most, use countermeasures to ensure that advertisements are displayed. This is an ad supported web site. PHP runs on the server so the adblock plug-in cannot find it. The blockers have no chance. By checking to see if a given advertisement container is modified, then a blocker is detected. The modification is …

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HTTP 301 REDIRECT

Ordinarily when a web site URL changes HTTP 301 permanent redirect is used tell a search engine where to look, HTTP 404 errors can be categorically sent to the home page. There is a full search capability with any SQL driven system and WordPress supports it with all themes. Given some URL errors we estimate …

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CONVERTING COBOL TO WEB

Cobol is still used with many legacy shops. The system is standardized around the 80×25 character terminal which is typical for 1970s period systems, The database is usually DB2. IBM has moved DB2 to the cloud so it’s possible to leverage existing databases directly. Conversion from database vendors can be done as well. SQL is …

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CRIMINALIZING A LINUX SITE?

This site has numerous records in the database. Some of the articles contain embedded spreadsheet images such as pie graphs or line charts. We have dozens of posts with embedded dynamic images. All of the game benchmarks are Excel spreadsheets. We use OneDrive which allows us to embed worksheets and graphics. For some reason Microsoft …

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ADVERTISEMENTS Q4 2016

Most websites are funded with advertisements. Income is needed to feed the author etc. For many years some sites used paid for click ads. These are no longer widely used. We have used Amazon for a long time who are a commissioned ad. We only earn if somebody actually buys. CPM ads have slowly recovered but valuations …

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SHOP FOCUS

Linux server is fairly arcane which is why we established this site. The server variant is a command line based platform. We use Azure so we use Putty to connect to our servers. Among the skills developed with LInux server is the BASH shell language. Generally its a text file with assorted commands. It’s possible …

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ARCHIVING DATA

One of the challenges in the digital era is coping with the EB of data that are flooding servers almost daily. NASA had one of the biggest headaches. NASA historically used magnetic tape in vast amounts. Sadly many of the racks of tapes were damaged and could not be read. One report we saw spoke …

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WORDPRESS BACKUP

WordPress has a backup capability. This makes it possible to save the database to an XML file in case the database server fails. The export and import are located in the Tools. The backup will be automatically downloaded as a dated file so its possible to have multiple backups without worry. The file is not …

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EXTERNAL ANCHOR TEXT

Google has a new report that we have not previously noticed, it provides a summary of existing anchor text from the site. Anchor text is the what you see under the links with Google search results. At present WordPress does not have a field for any of the open graph fields etc. Facebook as to …

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LONG TERM DOCUMENT STORAGE

From the earliest days of computers there has been a lot of concern about the long term problems of digital storage. IBM mainframes use a different character encoding that was devised before the ASCII standard was established. A simple lookup table can translate back and forth. Unfortunately machines have been designed with so many disparate …

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