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Top Forums Shell Programming and Scripting extract a line from a file using the line number Post 302082653 by System Shock on Wednesday 2nd of August 2006 10:21:08 PM
Old 08-02-2006
If you want a particular line number, say line 4, using head and tail commands:
Code:
 head -4 filename | tail -1

Using sed:
Code:
 sed 4!d filename

 

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STRUCT 
CFG80211_BEAC(9) Actions and configuration STRUCT CFG80211_BEAC(9) NAME
struct_cfg80211_beacon_data - beacon data SYNOPSIS
struct cfg80211_beacon_data { const u8 * head; const u8 * tail; const u8 * beacon_ies; const u8 * proberesp_ies; const u8 * assocresp_ies; const u8 * probe_resp; size_t head_len; size_t tail_len; size_t beacon_ies_len; size_t proberesp_ies_len; size_t assocresp_ies_len; size_t probe_resp_len; }; MEMBERS
head head portion of beacon (before TIM IE) or NULL if not changed tail tail portion of beacon (after TIM IE) or NULL if not changed beacon_ies extra information element(s) to add into Beacon frames or NULL proberesp_ies extra information element(s) to add into Probe Response frames or NULL assocresp_ies extra information element(s) to add into (Re)Association Response frames or NULL probe_resp probe response template (AP mode only) head_len length of head tail_len length of tail beacon_ies_len length of beacon_ies in octets proberesp_ies_len length of proberesp_ies in octets assocresp_ies_len length of assocresp_ies in octets probe_resp_len length of probe response template (probe_resp) AUTHOR
Johannes Berg <johannes@sipsolutions.net> Author. COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 STRUCT CFG80211_BEAC(9)
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