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IPFS powers the Distributed Web A peer-to-peer hypermedia protocol designed to preserve and grow humanity's knowledge by making the web upgradeable, resilient, and more open. The web of tomorrow needs IPFS today IPFS aims to surpass HTTP in order to build a better web for all of us. Today's web is inefficient and expensive HTTP downloads files from one server at a time — but peer-to-peer IPFS retrieves pieces from multiple nodes at once, enabling substantial bandwidth savings. With  up to 60% savings for video,  IPFS makes it possible to efficiently distribute high volumes of data without duplication. Today's web can't preserve humanity's history The average lifespan of a web page is 100 days  before it's gone forever. The medium of our era shouldn't be this fragile. IPFS makes it simple to set up resilient networks for mirroring data, and thanks to content addressing, files stored using IPFS are automatically versioned. Today's web is centralized, limit

SAP Router Installation

1. Copy d:\usr\sap\saprouter from existing server  to new server . 2. Open a command prompt with administrator rights (right click and select "run as administrator"). 3. navigate to D:\usr\sap\saprouter 4. execute the following command: D:\usr\sap\saprouter>ntscmgr install SAProuter -b d:\usr\sap\saprouter\saprouter.exe -p "service -r -R d:\usr\sap\saprouter\SAPROUTTAB" Result should be: CreateService SUCCESS 5. Open SAProuter service and set startup type to "Automatic" 6. Modify SAProuter service and set Log On to "This account: .\sapadmin" and enter password. 7. Done!

Set Oracle user expiry unlimted

ALTER PROFILE "DEFAULT" LIMIT   SESSIONS_PER_USER UNLIMITED   CPU_PER_SESSION UNLIMITED   CPU_PER_CALL UNLIMITED   CONNECT_TIME UNLIMITED   IDLE_TIME UNLIMITED   LOGICAL_READS_PER_SESSION UNLIMITED   LOGICAL_READS_PER_CALL UNLIMITED   COMPOSITE_LIMIT UNLIMITED   PRIVATE_SGA UNLIMITED   FAILED_LOGIN_ATTEMPTS 10   PASSWORD_LIFE_TIME UNLIMITED  PASSWORD_REUSE_TIME UNLIMITED   PASSWORD_REUSE_MAX UNLIMITED   PASSWORD_LOCK_TIME 1   PASSWORD_GRACE_TIME 7   PASSWORD_VERIFY_FUNCTION NULL; to verify column limit format a20 select profile,resource_name,limit from dba_profiles where profile='DEFAULT';

Kill Oracle Sessions

select inst_id,sid,serial# from gv$session where username='DBSNMP';    INST_ID        SID    SERIAL# ---------- ---------- ----------          1        282        730          1        284      18914          1        305      28470 alter system kill session '282,730,@1';

Change Username expiry in Linux 7

[root@servername ~]# chage -l sp3adm Last password change                                    : Jul 23, 2019 Password expires                                        : Aug 22, 2019 Password inactive                                       : Sep 21, 2019 Account expires                                         : never Minimum number of days between password change          : 0 Maximum number of days between password change          : 30 Number of days of warning before password expires       : 7 [root@servername ~]# passwd -x -1 sp3adm Adjusting aging data for user oracle. passwd: Success [root@servername ~]# chage -l sp3adm Last password change                                    : Jul 23, 2019 Password expires                                        : never Password inactive                                       : never Account expires                                         : never Minimum number of days between password change          : 0 Maximum number of days between

Install VNC Server in Linux

For installation VNC Server you need to install following rpm's yum -y install libvncserver.x86_64 tigervnc.x86_64 tigervnc-license.noarch tigervnc-icons.noarch tigervnc-server.x86_64 tigervnc-server-minimal.x86_64 motif xterm xorg-x11-apps; sed -i s/twm/mwm/g /etc/X11/xinit/Xclients; sed -i s/twm/mwm/g /etc/X11/xinit/xinitrc