One for all,all for one.

# apt-get install avahi-daemon

easy_install somepackage.egg easy_install http://somehost.somedomain.com/somepackage.egg References : A small introduction to Python...

# apt-get install python-requests python-pip References : python - How do I fix 'ImportError: cannot import name IncompleteRead...

select t . Letter , t . Value from MyTable t inner join ( select Letter , sum ( Value ) as ValueSum from MyTable gro...

with open ( fname ) as f : content = f . read (). splitlines () References : string - Python: read file line by line into a...

因 MySQL 有單筆 SQL Query 長度的限制，在匯入檔案時，一次 INSERT 資料很大會錯誤，需調整單筆 SQL Query 長度 查詢目前 max_allowed_packet 設定值 mysql> show variables like...

系統允許最大開啓檔案數 $ sysctl -a | grep fs.file-max fs.file-max = 146925 $ cat /proc/sys/fs/file-max 146925 目前系統所有程式已開啓的檔案數 $...