SEMrush is one of the best tools of SEM and SEO for marketing online professionals.

If you are a professional of online marketing, either offering services of SEM and SEO positioning to third parties, or belong to the marketing department of a company that invests in Adwords, I am convinced that after trying it you can't stop using it..

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The outliers, or extreme values, are a usual topic when analyzing data, regardless its data source. Here I present a didactic and visual approach on treating with them. R code is available to download.

Let's see how SEMrush, one of the tools SEO indispensable, can help us improve our SEO positioning allowing us to track the keywords which we are working and which are not and, more importantly, find out if those words are running our competition and whether they are highly sought words. So, with this competition analysis, we evaluate by what keywords we bet on our strategy of organic positioning, which is better rule, and how we should adapt our publications and organize your linking strategy, internal and external, to improve Any word positioning on search engines.

The broken external links from our web is a major problem because, besides subtracting useful publication, depending on the importance of the external source to supplement the informations of our post, penalize post, and our domain if we have a lot of face to the search engines like Google.
As broken links without significant and is an easy thing to detect for any robot or spider, few SEO tools not report any broken links on our website when making our typical SEO site audit. In this post we will explain how to use the Semrush tool to detect and correct these broken links.

This time we interviewed Matt Mayevsky to explain to us in their own words what their Cloud Economics, objectives and motivations, the difficulties found along the way, and where it is headed 'The Clouds Economy' project ..

Business Intelligence gets more traction by the day: with offerings on the Cloud and mobile devices getting wider acceptance from the market.

MicroStrategy Reporting Suite is a complete BI platform that covers all data analysis needs that a company or public entity may have. Dashboards, Scorecards, KPIs, and all kinds of reports can be explored and manipulated in the desktop application, web interface, mobile devices or cloud..

Mariano Garcia and Dario Bernabeu recently announced on his blog of Dataprix the publication of his new book 'Pentaho Reporting 5.0 by Example: Beginner's Guide'.

Knowing both authors and their previous work, we are confident on the utility of that book for anyone who wants to work with Pentaho Report Designer, but we'd rather interview them to explain it themselves..

The operator to concatenate in SQL Server is '+', but this operator is also used to add values.

Being the same operator for both, the query analyzer makes a concatenation or a sum based on the type of data fields being treated. If the fields are of 'string' type, the operator concatenate, and if it has numeric fields, two integers, for example, it add the two values.

In many cases, especially in ETL processes or data loading to a data warehouse, for example, we would rather use a single sentence or the checking of the existence of a register and its updating. If register doesn't exist we would want to insert it. This combination has been nicknamed UPSERT, although in SQL there is a specific statement to make it, which is MERGE.