Tech Kraft

Documentum, AWS, Java, Ruby on Rails, Linux, Windows, App Servers

  • Linux: Entropy fix

    To check entropy: cat /proc/sys/kernel/random/entropy_avail To increase entropy: rngd -r /dev/urandom -o /dev/random -b -t 1 Continue reading

  • Documentum D2: Impossible to Decrypt Method Server Response

    The impossible to decrypt method server error is almost always related to your lockbox. ERROR: com/emc/clb/clbBridge/clbBridgeJNI ON EACH CONTENT SERVER Perform the following actions on both Content Servers as <install_owner> cd <lockbox_file_location> rm D2.lockbox* java -Dclb.library.path=<lockbox_file_location>/linux_gcc34_ia32 com.emc.common.java.crypto.SetLockboxProperty <lockbox_file_location> D2Method.passphrase <lockbox_passphrase> Expected Output JVM : 1.7.0_72 (64bits) ‘<lockbox_file_location>/D2.lockbox’ file updated ‘D2Method.passphrase’ property updated Copy the newly Continue reading

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  • Documentum D2: XML Cache

    D2 has cache files in the following location on the app server: /tmp The file names that can be safely deleted to clear the cache are ls /tmp/*cache* xml-cache.index xml-cache.data taxonomy_level-cache.data dictionary_dql-cache.data folder-cache.data skin-cache.data Sometimes if doing Tools –> Refresh Cache does not work, try deleting the above caches. This is definitely needed when doing Continue reading

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  • Documentum: Getting multiple folders / files in DQL result

    If you are getting multiple results in your DQL results for single objects, modify the server.ini file on the Content Server to add the following line return_top_results_row_based=false in  the [SERVER_STARTUP] section and restart the Content Server. Here are the complete steps: Stop the following in order JMS, All running Docbases and Docbroker Locate the server.ini Continue reading

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  • Documentum: DQL to List all groups a user belongs to

    The DQL to query the list of groups that a user belongs to: select group_name from dm_group where any users_names = ‘<user id>’; To query all groups to which a user belongs whether directly or indirectly, use: select group_name from dm_group where any i_all_users_names = ‘<user id>’; To query for groups the logged in user Continue reading

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  • Documentum: 3 Ways to Create a User in Documentum

    Here are the three ways to create a user in Documentum: DFC ———————————- IDfUser dfcUser = (IDfUser) getSession().newObject(“dm_user”); dfcUser.setUserName(“username”); dfcUser.setUserLoginName(“username”); dfcUser.setString(“user_source”,”inline password”); dfcUser.setString(“user_password”,”somepassword”); dfcUser.setString(“user_os_name”,”username”); dfcUser.setString(“description”,”new user description”); dfcUser.setDefaultFolder(“/Temp”, true); dfcUser.save(); DQL —————————- create “dm_user” object set client_capability=2, set default_folder=’’, set home_docbase=’’, set mailto:user_address=’a@abc.com’, set user_os_domain=’’, set user_name=’’, set user_os_name=’’, set user_privileges=0; API ——————————- create,c,dm_user set,c,l,user_name Continue reading

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  • Java: How to extract lines matching a pattern from text file

    Here’s some code I wrote in java to extract filepaths from a log file: import java.io.*; /** * Created by amitabh on 12/14/15. */ import java.util.regex.Matcher; import java.util.regex.Pattern; public class ReadFile {    public static void main(String[] args) throws Exception {        //String folderPath = “U:\\Upgrade_DMFileReport_Compare\\dm_FileReport-EDMS-Prod_Orig”;        //String folderPath = “U:\\Upgrade_DMFileReport_Compare\\dm_FileReport-Legacy-Prod_Orig”;        String folderPath = Continue reading

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  • Linux: Comparing two files in Linux

    If you need to compare two text files in Linux, try the following command: comm -23 <(sort OLDFILE) < (sort NEWFILE > OUTPUTFILE Options Explained: -1     suppress lines unique to OLDFILE -2     suppress lines unique to NEWFILE -3     suppress lines that appear in both files Continue reading

  • Documentum D2: Restricting creation of folder to a folder type

    In order to restrict the creation of a folder to a particular folder type, we need to do the following: Go the D2-Config Go to the menu for that application Click on the down arrow next to “New” under the “Main Menu” Click on “Folder” Add the following text to the “Message:” text box under Continue reading

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  • Windows: Create Batch file to copy text to clipboard

    Here’s how you can create a batch file that will copy a one line text to the clipboard. Open notepad or any text editor Copy the following text into the empty file: echo|set/p=<text_to_copy>|clip Save the file with a .bat extension. Make sure there is no .txt at the end of it, just .bat. Now, to Continue reading

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About Me

Senior Software Engineer professional with over 16 years of success with multiple open source technologies and various Content Management platforms and solutions.

Proven technical abilities through numerous projects involving enterprise web application design and development, application installation, configuration and support, and workflow and collaboration system designs.

  • Ability to learn new technologies and platforms quickly and apply them to the task at hand.
  • Excellent analytical skills, and strong communication and collaboration abilities.
  • Technical emphasis in including but not limited to Java, Ruby on Rails, Documentum and Alfresco
    in both Linux and Windows based environments

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