Tec Bar » James https://www.tecbar.net Tue, 19 Dec 2017 20:49:54 +0000 en-US hourly 1 http://wordpress.org/?v=4.1 UML Class Diagram and Relationships https://www.tecbar.net/uml-class-diagram-and-relationships/ https://www.tecbar.net/uml-class-diagram-and-relationships/#comments Tue, 19 Dec 2017 20:44:56 +0000 http://www.tecbar.net/?p=1202 There are several key relationships between class and class /interface in UML class diagram. 1. Dependency class A uses class B Sample code [crayon-69d008fc55d62740649977/] 2. Aggregation In the class diagram, Class B passes/injects a reference to Class A (via method … Continue reading →

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]]> https://www.tecbar.net/uml-class-diagram-and-relationships/feed/ 0 Java Date Format Pattern https://www.tecbar.net/java-date-format-pattern/ https://www.tecbar.net/java-date-format-pattern/#comments Wed, 12 Apr 2017 07:45:59 +0000 http://www.tecbar.net/?p=1195 Java SimpleDateFormat Date and time formats are specified by date and time pattern strings. Within format strings, unquoted letters from ‘A’ to ‘Z’ and from ‘a’ to ‘z’ are treated as format letters representing the components of a date or … Continue reading →

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]]> https://www.tecbar.net/java-date-format-pattern/feed/ 0 Gmail SMTP debug: error “please log in via your web browser” https://www.tecbar.net/gmail-smtp-debug-error-please-log-in-via-your-web-browser/ https://www.tecbar.net/gmail-smtp-debug-error-please-log-in-via-your-web-browser/#comments Thu, 29 Sep 2016 00:22:08 +0000 http://www.tecbar.net/?p=1192 Try https://accounts.google.com/DisplayUnlockCaptcha

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]]> https://www.tecbar.net/gmail-smtp-debug-error-please-log-in-via-your-web-browser/feed/ 0 Install Sendmail Server on CentOS https://www.tecbar.net/install-sendmail-server-on-centos/ https://www.tecbar.net/install-sendmail-server-on-centos/#comments Thu, 08 Sep 2016 03:27:29 +0000 http://www.tecbar.net/?p=1188 Installing Required Packages [crayon-69d008fc566ac931952164/] Configure Sendmail Server Comment out below line in /etc/mail/sendmail.mc to allow receiving email from anywhere. [crayon-69d008fc566b4103543516/] Add this line also in sendmail.mc above ‘MAILER’ option [crayon-69d008fc566b9153379876/] Add your PC’s full hostname in this file. [crayon-69d008fc566be664225683/] Recompile … Continue reading →

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]]> https://www.tecbar.net/install-sendmail-server-on-centos/feed/ 0 Difference between @Component, @Repository & @Service annotations in Spring https://www.tecbar.net/difference-between-component-repository-service-annotations-in-spring/ https://www.tecbar.net/difference-between-component-repository-service-annotations-in-spring/#comments Thu, 09 Jun 2016 18:39:22 +0000 http://www.tecbar.net/?p=1182 @Component – generic stereotype for any Spring-managed component (auto scan component) @Repository – stereotype for persistence layer (DAO component) @Service – stereotype for business layer (service component) @Controller – stereotype for presentation layer (spring-mvc)

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]]> https://www.tecbar.net/difference-between-component-repository-service-annotations-in-spring/feed/ 0 Search Files and Delete https://www.tecbar.net/search-files-and-delete/ https://www.tecbar.net/search-files-and-delete/#comments Mon, 23 May 2016 17:46:36 +0000 http://www.tecbar.net/?p=1173 [crayon-69d008fc56a83915143719/]

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]]> https://www.tecbar.net/search-files-and-delete/feed/ 0 Get Current Date and Time in a Specific Timezone (Java) https://www.tecbar.net/get-current-date-and-time-in-a-specific-timezone-java/ https://www.tecbar.net/get-current-date-and-time-in-a-specific-timezone-java/#comments Fri, 29 Apr 2016 23:36:53 +0000 http://www.tecbar.net/?p=1165 [crayon-69d008fc56cff962037482/] Output: [crayon-69d008fc56d07702567990/]

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]]> https://www.tecbar.net/get-current-date-and-time-in-a-specific-timezone-java/feed/ 0 How to reset administrative password for Couchbase? https://www.tecbar.net/how-to-reset-the-password-for-couchbase-web-administrative-console/ https://www.tecbar.net/how-to-reset-the-password-for-couchbase-web-administrative-console/#comments Thu, 21 Apr 2016 23:48:48 +0000 http://www.tecbar.net/?p=1155 If you have Couchbase (3.x) installed, and you forget the administrative password or you want to change it, you can go to Couchbase directory, and then reset it For example: [crayon-69d008fc56fba720220565/]

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]]> https://www.tecbar.net/how-to-reset-the-password-for-couchbase-web-administrative-console/feed/ 0 Configure SSH Key-Based Authentication https://www.tecbar.net/configure-ssh-key-based-authentication/ https://www.tecbar.net/configure-ssh-key-based-authentication/#comments Thu, 21 Apr 2016 05:56:31 +0000 http://www.tecbar.net/?p=1145 SSH with key based authentication allows you to log on different servers via the personal private key on all servers, needing not to remember several passwords. SSH key pairs are two secure keys that can be used to authenticate a … Continue reading →

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]]> https://www.tecbar.net/configure-ssh-key-based-authentication/feed/ 0 Find out running tomcat version https://www.tecbar.net/find-out-running-tomcat-version/ https://www.tecbar.net/find-out-running-tomcat-version/#comments Sun, 27 Mar 2016 06:39:48 +0000 http://www.tecbar.net/?p=1143 command [crayon-69d008fc57d81710792261/]

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