三叁

摘要： CURL usage.. -v, -m, -H, -I, -s, --connect-timeout, -x, -X GET|POST, -d, -T, -o. --retry, -u curl [options] [uri] 阅读全文

摘要： found this page.. already done by precedents.. installation: searching.. update db & upgrade.. install dependencies.. getting source code: remove sing 阅读全文

摘要： the original purpose is to show the steps needed to setup i3 in vbox.. easy. alright, it is a bit miserable.. first install i3.. and xorg-init.. of co 阅读全文

摘要： first get keepalived source from git: git clone https://github.com/acassen/keepalived then unzip and compile: ./configure make && make install install 阅读全文

摘要： tcp packet: tcp header: ip header: 阅读全文

摘要： A usual IA includes these parts: the first line includes asm [volatile], it means the contents in the following parenthesis is IA. the AssblerTemplate 阅读全文

摘要： something new: to set value in struct can be in case i cannot view picture.. i write the snippet here .. the dot punctuation means the member of the s 阅读全文

摘要： Before Debugging, generating the debugging info using gcc -g3 *.c/cpp; then gdb ~.out/exe using commands: b [n] set breakpoint at line n r [re]run the 阅读全文

摘要： reference sign & use predefine in c, but const in c++ 阅读全文

摘要： journalctl -t ovs-vswitchd ovs-vsctl show ovs-ofctl show br0 set vlanid ovs-vsctl set port eth0 tag=100 阅读全文