GNOME Terminal Bold Font
Enable bold font for GNOME Terminal:
0x01
# Get profile id dconf dump /org/gnome/terminal/legacy/ # Set bold font dconf write /org/gnome/terminal/legacy/profiles:/:b1dcc9dd-5262-4d8d-a863-c897e6d979b9/font "'Monospace Bold 14'" |
0x02
Preferences->Profiles->
Select “Show bold text in bright colors”
RISC-V Calling Convention
C2 compiler extensions and new optimizations
Right Alt not working in GNOME3
1. Open Settings.
2. Click Keyboard Shortcuts.
3. Click Alternate Characters Key.
4. Select Right Supter.
Building OpenJDK with extra compile flags
sh configure \ --with-extra-cflags="-Wno-error" \ --with-extra-cxxflags="-Wno-error" |
The Linux Storage Stack Diagram
Prevent file be overwritten
chattr +i FILE |
Reserved IP addresses
IPv4:
0.0.0.0/8 10.0.0.0/8 100.64.0.0/10 127.0.0.0/8 169.254.0.0/16 172.16.0.0/12 192.0.0.0/24 192.0.2.0/24 192.88.99.0/24 192.168.0.0/16 198.18.0.0/15 198.51.100.0/24 203.0.113.0/24 224.0.0.0/4 240.0.0.0/4 255.255.255.255/32
IPv6:
::/128 ::1/128 ::ffff:0:0/96 ::ffff:0:0:0/96 64:ff9b::/96 100::/64 2001::/32 2001:20::/28 2001:db8::/32 2002::/16 fc00::/7 fe80::/10 ff00::/8
OpenJDK Guide
Java Virtual Machine Guide: https://docs.oracle.com/en/java/javase/11/vm/native-memory-tracking.html#GUID-710CAEA1-7C6D-4D80-AB0C-B0958E329407
HostSpot Virtual Machine Garbage Collection Tuning Guide: https://docs.oracle.com/en/java/javase/11/gctuning/garbage-collector-implementation.html#GUID-23844E39-7499-400C-A579-032B68E53073
OpenJDK Developers’ Guide: https://openjdk.java.net/guide/index.html
HotSpot Runtime Overview: https://openjdk.java.net/groups/hotspot/docs/RuntimeOverview.html
Java Coding Style: https://www.oracle.com/java/technologies/javase/codeconventions-contents.html
HotSpot Coding Style: https://github.com/openjdk/jdk/blob/master/doc/hotspot-style.md
HotSpot VM Options: https://www.oracle.com/java/technologies/javase/vmoptions-jsp.html
PrintAssembly: https://wiki.openjdk.java.net/display/HotSpot/PrintAssembly
HotSpot Glossary of Terms: https://openjdk.java.net/groups/hotspot/docs/HotSpotGlossary.html
Building the JDK: https://openjdk.java.net/groups/build/doc/building.html
Building jtreg: http://openjdk.java.net/jtreg/build.html
JVM Allocate Prefetch Options: https://www.opsian.com/blog/jvms-allocateprefetch-options/