https://juarezjuniorgithub.github.io/ My name is Juarez Barbosa Junior, and I have held senior leadership roles in software and solutions engineering, business development and strategy, developer relations, developer ecosystem outreach, developer community management, collaboration with developer communities, startup founders, accelerators, incubators, mentors, venture capitalists, subject matter experts, and business partners.
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Friday, July 20, 2012
Thursday, July 19, 2012
Tuesday, February 14, 2012
Thursday, February 09, 2012
The benefits of telecommuting
ATT's Networking Exchange Blog has an interesting article and infographic about the benefits of telecommuting. Regarding the positive implications on energy, resources, environment, cost reduction for companies as well as overall job satisfaction it seems this is really going to become mainstream.
Burning More Calories is Good, but Burning More Fuel is Not! [Infographic]
Tuesday, February 07, 2012
Google Chrome Browser for Android
Cool news! Chrome is now available for Android 4.0 phones!
You can install it from this link: Chrome for Android Beta
Introducing Chrome for Android Beta
Google Chrome Is Now Available For Android (And It’s Fantastic)
Google Chrome para Android
Now I have a real good reason to buy an ICS device! :-P
You can install it from this link: Chrome for Android Beta
Introducing Chrome for Android Beta
Google Chrome Is Now Available For Android (And It’s Fantastic)
Google Chrome para Android
Now I have a real good reason to buy an ICS device! :-P
Do you need to monitor your Mobile App?
An interesting article about monitoring mobile applications based on their different types and the implications on SLA. Worth reading if you are building online mobile applications and need to decide about the better strategy for them.
Do you need to monitor your Mobile App?
Do you need to monitor your Mobile App?
Monday, January 30, 2012
Android Malware increases
An interesting news reports that several malware applications have infected something nearly 5 million Android phones. I think this is something that will becoming more and more usual as Android grows to become the dominant platform.
It seems it is time to Google think more about the "platform security" and find ways to improve it...
Massive Android malware op may have infected 5 million users
Android Malware May Have Infected 5 Million Users
New Android malware infects up to five million handsets
It seems it is time to Google think more about the "platform security" and find ways to improve it...
Massive Android malware op may have infected 5 million users
Android Malware May Have Infected 5 Million Users
New Android malware infects up to five million handsets
Saturday, December 31, 2011
Samsung Galaxy Note hits 1 million units shipped
Galaxy Note is an interesting Android™ 2.3(Gingerbread) device featuring a Pen SDK that can be used to develop some cool applications - S Pen SDK
You can get the full specs for this device here Galaxy Note and here Samsung Galaxy Note
You can get the full specs for this device here Galaxy Note and here Samsung Galaxy Note
Friday, December 30, 2011
The new C Programming language (C11, or C1x) published
It defines and clarifies:
-the representation of C programs;
-the syntax and constraints of the C language;
-the semantic rules for interpreting C programs;
-the representation of input data to be processed by C programs;
-the representation of output data produced by C programs;
-the restrictions and limits imposed by a conforming implementation of C.
It does not have:
-the mechanism by which C programs are transformed for use by a data-processing system;
-the mechanism by which C programs are invoked for use by a data-processing system;
-the mechanism by which input data are transformed for use by a C program;
-the mechanism by which output data are transformed after being produced by a C program;
-the size or complexity of a program and its data that will exceed the capacity of any specific data-processing system or the capacity of a particular processor;
-all minimal requirements of a data-processing system that is capable of supporting a conforming implementation.
ISO/IEC 9899:2011 is designed to promote the portability of C programs among a variety of data-processing systems.
-the representation of C programs;
-the syntax and constraints of the C language;
-the semantic rules for interpreting C programs;
-the representation of input data to be processed by C programs;
-the representation of output data produced by C programs;
-the restrictions and limits imposed by a conforming implementation of C.
It does not have:
-the mechanism by which C programs are transformed for use by a data-processing system;
-the mechanism by which C programs are invoked for use by a data-processing system;
-the mechanism by which input data are transformed for use by a C program;
-the mechanism by which output data are transformed after being produced by a C program;
-the size or complexity of a program and its data that will exceed the capacity of any specific data-processing system or the capacity of a particular processor;
-all minimal requirements of a data-processing system that is capable of supporting a conforming implementation.
ISO/IEC 9899:2011 is designed to promote the portability of C programs among a variety of data-processing systems.
Friday, December 16, 2011
Galaxy Nexus now available in the U.S.
Starting today, Galaxy Nexus by Samsung will be available in the U.S. on the Verizon Wireless 4G LTE Network.
Visit google.com/nexus to buy it online, or go to your nearest Verizon Wireless, Best Buy, Costco or Radio Shack store.
Galaxy Nexus is also available through our carrier partners in Canada, the United Kingdom, Germany, Italy, Korea and Japan. Soon, it will be available in Australia, France, Russia, India, Taiwan, Hong Kong, and elsewhere!
Visit google.com/nexus to buy it online, or go to your nearest Verizon Wireless, Best Buy, Costco or Radio Shack store.
Galaxy Nexus is also available through our carrier partners in Canada, the United Kingdom, Germany, Italy, Korea and Japan. Soon, it will be available in Australia, France, Russia, India, Taiwan, Hong Kong, and elsewhere!
Change JVM parameters for NetBeans
To change the JVM parameters for NetBeans so that it runs better (in case you have hardware), go to Netbeans installation directory and find the netbeans.conf file inside the /etc dir:
C:\NetBeans-7.0.1\etc\netbeans.conf
Open the file netbeans.conf and find netbeans_default line:
netbeans_default_options="-J-server -J-Xss4m -J-Xms256m -J-XX:PermSize=64m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
I changed mine to include some additional JVM parameters. Also, note that I changed the mode from -client to -server (it runs better in my notebook's hardware I guess :-).
So the new JVM parameters are:
-J-server -J-Xms128m -J-Xmx512m -J-XX:+UseConcMarkSweepGC -J-XX:+UseParNewGC -J-XX:ParallelGCThreads=4 -J-XX:+CMSParallelRemarkEnabled -J-XX:NewSize=64m -J-XX:MaxNewSize=64m -J-XX:+DisableExplicitGC -J-XX:PermSize=64m -J-XX:MaxPermSize=256m
The complete line:
netbeans_default_options="-J-server -J-Xms128m -J-Xmx512m -J-XX:+UseConcMarkSweepGC -J-XX:+UseParNewGC -J-XX:ParallelGCThreads=4 -J-XX:+CMSParallelRemarkEnabled -J-XX:NewSize=64m -J-XX:MaxNewSize=64m -J-XX:+DisableExplicitGC -J-XX:PermSize=64m -J-XX:MaxPermSize=256m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
Enjoy the better performance! :-D
C:\NetBeans-7.0.1\etc\netbeans.conf
Open the file netbeans.conf and find netbeans_default line:
netbeans_default_options="-J-server -J-Xss4m -J-Xms256m -J-XX:PermSize=64m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
I changed mine to include some additional JVM parameters. Also, note that I changed the mode from -client to -server (it runs better in my notebook's hardware I guess :-).
So the new JVM parameters are:
-J-server -J-Xms128m -J-Xmx512m -J-XX:+UseConcMarkSweepGC -J-XX:+UseParNewGC -J-XX:ParallelGCThreads=4 -J-XX:+CMSParallelRemarkEnabled -J-XX:NewSize=64m -J-XX:MaxNewSize=64m -J-XX:+DisableExplicitGC -J-XX:PermSize=64m -J-XX:MaxPermSize=256m
The complete line:
netbeans_default_options="-J-server -J-Xms128m -J-Xmx512m -J-XX:+UseConcMarkSweepGC -J-XX:+UseParNewGC -J-XX:ParallelGCThreads=4 -J-XX:+CMSParallelRemarkEnabled -J-XX:NewSize=64m -J-XX:MaxNewSize=64m -J-XX:+DisableExplicitGC -J-XX:PermSize=64m -J-XX:MaxPermSize=256m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
Enjoy the better performance! :-D
How to change NetBeans language (locale)
I am not used to any IDE in Portuguese (my native language) so I do not like to use the NetBeans interface in Portuguese.
So, in order to change that:
Go to Netbeans installation directory and find the netbeans.conf file inside the /etc dir:
C:\NetBeans-7.0.1\etc\netbeans.conf
Open the file netbeans.conf and find netbeans_default line and just add "-J-Duser.language=en -J-Duser.region=US" at the end of this line and restart NetBeans.
netbeans_default_options="-J-client -J-Xss4m -J-Xms256m -J-XX:PermSize=64m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
That is it! :-D
So, in order to change that:
Go to Netbeans installation directory and find the netbeans.conf file inside the /etc dir:
C:\NetBeans-7.0.1\etc\netbeans.conf
Open the file netbeans.conf and find netbeans_default line and just add "-J-Duser.language=en -J-Duser.region=US" at the end of this line and restart NetBeans.
netbeans_default_options="-J-client -J-Xss4m -J-Xms256m -J-XX:PermSize=64m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Duser.language=en -J-Duser.region=US"
That is it! :-D
Monday, March 21, 2011
Monday, December 27, 2010
My Sun Certified Enterprise Architect for J2EE Platform report

Strangely Security and Legacy Security were the worst scores.
I find it funny because that is where I have the best knowledge and experience in Java EE. The point here is that such topics have just a few (2 or 3) questions in the exam and if you provide one wrong question it is half the total :-)
I know I am a certified Architect at least!!! ;-)
Thursday, December 02, 2010
Awards
Tuesday, November 09, 2010
Saturday, October 23, 2010
Monday, March 22, 2010
Clean yet cool video about mobile internet browsing by Nokia Conversations.
Browse the Internet using your mobile device its easy to be green
Browse the Internet using your mobile device its easy to be green
Wednesday, March 17, 2010
Thursday, March 11, 2010
App stores growing, Nokia losing tech edge
An interesting article from Biz Tech India - App stores growing, Nokia losing tech edge
Friday, February 26, 2010
Wednesday, February 17, 2010
Tuesday, February 16, 2010
Friday, February 05, 2010
Thursday, January 28, 2010
Saturday, October 03, 2009
Tuesday, September 29, 2009
Nokia Buys Social Networking Startup Dopplr Oy (NOK)
I've never tried Dopplr before, as Nokia has just bought it may be really interesting service. Let's give it a try and see if the social Atlas is really good, it can be worth the check as I am going to Amsterdam next week, then Munich.
Nokia Buys Social Networking Startup Dopplr Oy (NOK)
Dopplr - The Social Atlas
Nokia Buys Social Networking Startup Dopplr Oy (NOK)
Dopplr - The Social Atlas
Friday, September 25, 2009
Thursday, September 17, 2009
Friday, September 04, 2009
Saturday, August 29, 2009
Thursday, August 27, 2009
It's official now! Maemo is not for Tablets anymore - new smartphone platform from Nokia
Yeah, Nokia is officially announcing and embracing Linux as smartphone platform. I am more than happy to know that mainly because I love Linux.
http://maemo.nokia.com/
http://maemo.nokia.com/
Tuesday, August 25, 2009
N900 - new Tablet (not only) new Phone too!
Nokia is going to present a new Tablet device at Nokia World 2009 next week.
Here is the new N900 (a.k.a) RX-51
Here is the new N900 (a.k.a) RX-51
Nokia unveils its first Netbook - Nokia Booklet 3G
Yes, the promise by OPK has turned real. Nokia has presented its first netbook computer - Nokia Booklet 3G.
Yes, it has Windows. So the deal between Microsoft and Nokia to take Office and Sharepoint to Symbian makes sense, Nokia is shipping Windows on Booklet 3G.
Good deals!
Here is the press release
http://www.nokia.com/press/press-releases/showpressrelease?newsid=1336683
Also from Nokia Conversations
http://conversations.nokia.com/2009/08/24/nokia-booklet-3g-mini-laptop-unveiled/
Note that Nokia World is happening next week and we have a new Tablet coming as well :-D
Yes, it has Windows. So the deal between Microsoft and Nokia to take Office and Sharepoint to Symbian makes sense, Nokia is shipping Windows on Booklet 3G.
Good deals!
Here is the press release
http://www.nokia.com/press/press-releases/showpressrelease?newsid=1336683
Also from Nokia Conversations
http://conversations.nokia.com/2009/08/24/nokia-booklet-3g-mini-laptop-unveiled/
Note that Nokia World is happening next week and we have a new Tablet coming as well :-D
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