鏂囦歡鎿嶄綔錛?/td> |
cat 鏄劇ず鏂囦歡鍐呭鍜屽悎騫跺涓枃浠? clear 娓呭睆 chattr 鏀瑰彉鏂囦歡灞炴? chgrp 鏀瑰彉鏂囦歡緇勬潈 chmod 鏀瑰彉鏂囦歡鎴栫洰褰曠殑鏉冮檺 chown 鏀瑰彉鏂囦歡鐨勫睘鏉? comm 姣旇緝涓や釜宸叉帓榪囧簭鐨勬枃浠? cp 灝嗘枃浠舵嫹璐濊嚦鍙︿竴鏂囦歡 dd 浠庢寚瀹氭枃浠惰鍙栨暟鎹啓鍒版寚瀹氭枃浠? df 鎶ュ憡紓佺洏絀洪棿浣跨敤鎯呭喌 diff 姣旇緝涓や釜鏂囨湰鏂囦歡錛屽垪鍑鴻涓嶅悓涔嬪 du 緇熻鐩綍錛忔枃浠舵墍鍗犵鐩樼┖闂寸殑澶у皬 file 杈ㄨ瘑鏂囦歡綾誨瀷 emacs 鍔熻兘寮哄ぇ鐨勭紪杈戠幆澧? find 鎼滅儲鏂囦歡騫舵墽琛屾寚瀹氭搷浣?find2) grep 鎸夌粰瀹氭ā寮忔悳绱㈡枃浠跺唴瀹? head 鏄劇ず鎸囧畾鏂囦歡鐨勫墠鑻ュ共琛? less 鎸夐〉鏄劇ず鏂囦歡 ln 鍒涘緩鏂囦歡閾炬帴 locate 鏌ユ壘絎﹀悎鏉′歡鐨勬枃浠? more 鍦ㄧ粓绔睆騫曟寜甯ф樉紺烘枃鏈枃浠? mv 鏂囦歡鎴栫洰褰曠殑縐誨姩鎴栨洿鍚? rm/rmdir 鍒犻櫎鏂囦歡錛忕洰褰? sed 鍒╃敤script鏉ュ鐞嗘枃鏈枃浠? sort 瀵規(guī)寚瀹氭枃浠舵寜琛岃繘琛屾帓搴? tail 鏄劇ず鎸囧畾鏂囦歡鐨勬渶鍚庨儴鍒? touch 鍒涘緩鏂囦歡 tr 杞崲瀛楃 vi 鍏ㄥ睆緙栬緫鍣? wc 鏄劇ず鎸囧畾鏂囦歡涓殑琛屾暟錛岃瘝鏁版垨瀛楃鏁? which 鍦ㄧ幆澧冨彉閲?$PATH 璁劇疆鐨勭洰褰曢噷鏌ユ壘絎﹀悎鏉′歡鐨勬枃浠? |
鍘嬬緝涓庡浠? |
bzip2/bunzip2 .bz2鏂囦歡鐨勫帇緙?瑙e帇緙╃▼搴? cpio 澶囦喚鏂囦歡 dump 澶囦喚鏂囦歡緋葷粺 gzip/gunzip .gz鏂囦歡鐨勫帇緙?瑙e帇緙╃▼搴? gzexe 鍘嬬緝鍙墽琛屾枃浠? restore 榪樺師鐢卞懼?Dump)鎿嶄綔鎵澶囦喚涓嬫潵鐨勬枃浠舵垨鏁翠釜鏂囦歡緋葷粺(涓涓垎鍖? tar 灝嗚嫢騫叉枃浠跺瓨妗f垨璇誨彇瀛樻。鏂囦歡 unarj 瑙e帇緙?arj鏂囦歡 zip/unzip 鍘嬬緝/瑙e帇緙?zip鏂囦歡 zipinfo 鍒楀嚭zip鍘嬬緝鏂囦歡鐨勮緇嗕俊鎭? |
紓佺洏鎿嶄綔: |
cd/pwd 鍒囨崲鐩綍/鏄劇ず褰撳墠宸ヤ綔鐩綍 df 鏄劇ず紓佺洏鐨勭浉鍏充俊鎭? du 鏄劇ず鐩綍鎴栨枃浠剁殑澶у皬 e2fsck 媯鏌xt2/ext3鏂囦歡緋葷粺鐨勬紜? fdisk 瀵圭‖鐩樿繘琛屽垎鍖? fsck 媯鏌ユ枃浠剁郴緇熷茍灝濊瘯淇閿欒 losetup 璁劇疆寰幆璁懼 ls 鍒楀嚭鐩綍鍐呭 mkdir 鍒涘緩鐩綍 mformat 瀵筂S-DOS鏂囦歡緋葷粺鐨勭鐩樿繘琛屾牸寮忓寲 mkbootdisk 寤虹珛鐩墠緋葷粺鐨勫惎鍔ㄧ洏 mke2fs 寤虹珛ext2鏂囦歡緋葷粺 mkisofs 鍒朵綔iso鍏夌洏鏄犲儚鏂囦歡 mount/umount 鍔犺澆鏂囦歡緋葷粺/鍗歌澆鏂囦歡緋葷粺 quota 鏄劇ず紓佺洏宸蹭嬌鐢ㄧ殑絀洪棿涓庨檺鍒? sync 灝嗗唴瀛樼紦鍐插尯鍐呯殑鏁版嵁鍐欏叆紓佺洏 tree 浠ユ爲(wèi)鐘跺浘鍒楀嚭鐩綍鐨勫唴瀹? |
緋葷粺鎿嶄綔: |
alias 璁劇疆鎸囦護(hù)鐨勫埆鍚? chkconfig 媯鏌ワ紝璁劇疆緋葷粺鐨勫悇縐嶆湇鍔? clock 璋冩暣 RTC 鏃墮棿 date 鏄劇ず鎴栬緗郴緇熸椂闂翠笌鏃ユ湡 dmesg 鏄劇ず寮鏈轟俊鎭? eval 閲嶆柊榪愮畻姹傚嚭鍙傛暟鐨勫唴瀹? exit 閫鍑虹洰鍓嶇殑shell export 璁劇疆鎴栨樉紺虹幆澧冨彉閲? finger 鏌ユ壘騫舵樉紺虹敤鎴蜂俊鎭? free 鏄劇ず鍐呭瓨鐘舵? hostid 鏄劇ず涓繪満鏍囪瘑 hostname 鏄劇ず涓繪満鍚? id 鏄劇ず鐢ㄦ埛鏍囪瘑 kill 鍒犻櫎鎵ц涓殑紼嬪簭鎴栧伐浣? last 鍒楀嚭鐩墠涓庤繃鍘葷櫥鍏ョ郴緇熺殑鐢ㄦ埛鐩稿叧淇℃伅 logout 閫鍑虹郴緇? lsmod 鏄劇ず宸茶澆鍏ョ郴緇熺殑妯″潡 modprobe 鑷姩澶勭悊鍙澆鍏ユā鍧? passwd 璁劇疆鐢ㄦ埛瀵嗙爜 ps process status 鎶ュ憡紼嬪簭鐘跺喌 reboot 閲嶅惎璁$畻鏈? rhwo 鏌ョ湅緋葷粺鐢ㄦ埛 rlogin 榪滅▼鐧誨叆 rpm 綆$悊Linux鍚勯」濂椾歡鐨勭▼搴? shutdown 鍏蟲満 su switch user 鍙樻洿鐢ㄦ埛韜喚 top 鏄劇ず錛岀鐞嗘墽琛屼腑鐨勭▼搴? uname 鏄劇ず緋葷粺淇℃伅 useradd/userdel 娣誨姞鐢ㄦ埛 / 鍒犻櫎鐢ㄦ埛 userinfo 鍥懼艦鐣岄潰鐨勪慨鏀瑰伐鍏? usermod 淇敼鐢ㄦ埛灞炴э紝鍖呮嫭鐢ㄦ埛鐨剆hell綾誨瀷錛岀敤鎴風(fēng)粍絳夛紝鐢氳嚦榪樿兘鏀圭櫥褰曞悕 w 鏄劇ず鐩墠娉ㄥ唽鐨勭敤鎴峰強(qiáng)鐢ㄦ埛姝h繍琛岀殑鍛戒護(hù) whereis 紜畾涓涓懡浠ょ殑浜岃繘鍒舵墽琛岀爜錛屾簮鐮佸強(qiáng)甯姪鎵鍦ㄧ殑浣嶇疆 who 鍒楀嚭姝e湪浣跨敤緋葷粺鐨勭敤鎴? whois 鏌ユ壘騫舵樉紺虹敤鎴蜂俊鎭? |
緗戠粶閫氫俊: |
arp 緗戝湴鍧鐨勬樉紺哄強(qiáng)鎺у埗 ftp 鏂囦歡浼犺緭 lftp 鏂囦歡浼犺緭 mail 鍙戦侊紡鎺ユ敹鐢?shù)瀛愰偖錃g mesg 鍏佽鎴栨嫆緇濆叾浠栫敤鎴峰悜鑷繁鎵鐢ㄧ殑緇堢鍙戦佷俊鎭? mutt E-mail綆$悊紼嬪簭 ncftp 鏂囦歡浼犺緭 netstat 鏄劇ず緗戠粶榪炴帴銆佽礬鐢辮〃鍜岀綉緇滄帴鍙d俊鎭? pine 鏀跺彂鐢?shù)瀛愰偖錃g錛屾祻瑙堟柊闂葷粍 ping 鍚戠綉緇滀笂鐨勪富鏈哄彂閫?icmp echo request 鍖? ssh 瀹夊叏妯″紡涓嬬殑榪滅▼鐧誨綍 telnet 榪滅▼鐧誨綍 talk 涓庡彟涓鐢ㄦ埛瀵硅瘽 traceroute 鏄劇ず鍒拌揪鏌愪竴涓繪満鎵緇忕敱鐨勮礬寰勫強(qiáng)鎵浣跨敤鐨勬椂闂? wget 浠庣綉緇滀笂鑷姩涓嬭澆鏂囦歡 write 鍚戝叾浠栫敤鎴風(fēng)殑緇堢鍐欎俊鎭? |
#include <math.h>
double acos( double arg );
鍑芥暟榪斿洖arg鐨勫弽浣欏雞鍊鹼紝arg鐨勫煎簲璇ュ湪-1鍒?涔嬮棿
#include <math.h>
double asin( double arg );
鍑芥暟榪斿洖arg鐨勫弽姝e雞鍊鹼紝arg鐨勫煎簲璇ュ湪-1鍒?涔嬮棿
#include <math.h>
double atan( double arg );
鍑芥暟榪斿洖arg鐨勫弽姝e垏鍊?/p>
#include <math.h>
double atan2( double y, double x );
鍑芥暟榪斿洖y/x鐨勫弽姝e垏鍊鹼紝騫朵笖瀹冨彲浠ラ氳繃x錛寉鐨勭鍙峰垽鏂?br> 錛坸錛寉錛夋墍琛ㄧず鐨勮薄闄愶紝鍏惰繑鍥炵殑涔熸槸瀵瑰簲璞¢檺鐨勮搴﹀?/p>
#include <math.h>
double ceil( double num );
double floor( double arg );
ceil鍑芥暟榪斿洖涓嶅皬浜巒um鐨勬渶灝忔暣鏁幫紝濡俷um = 6.04, 鍒欒繑鍥?.0
floor鍑芥暟榪斿洖涓嶅ぇ浜巒um鐨勬渶澶х殑鏁幫紝濡俷um = 6.04, 鍒欒繑鍥?.0
#include <math.h>
double cos( double arg );
double sin( double arg );
double tan( double arg );
鍑芥暟鍒嗗埆榪斿洖arg鐨勪綑寮︼紝姝e雞錛屾鍒囧鹼紝arg閮芥槸鐢ㄥ姬搴﹁〃紺?/p>
#include <math.h>
double cosh( double arg );
double sinh( double arg );
double tanh( double arg );
鍑芥暟鍒嗗埆榪斿洖arg鐨勫弻鏇蹭綑寮︼紝鍙屾洸姝e雞錛屽弻鏇叉鍒囷紝arg閮芥槸鐢ㄥ姬搴﹁〃紺虹殑
#include <math.h>
double fmod( double x, double y );
鍑芥暟榪斿洖x/y鐨勪綑鏁?/p>
#include <stdlib.h>
div_t div( int numerator, int denominator );
ldiv_t ldiv( long numerator, long denominator );
鍑芥暟榪斿洖numerator/demominator鎿嶄綔鐨勶紝榪斿洖涓涓粨鏋勪綋div_t(ldiv_t)
div_t(ldiv_t)緇撴瀯浣撲腑瀹氫箟浜唓uot(鍟?,rem(浣欐暟)
#include <math.h>
double exp( double arg );
鍑芥暟榪斿洖e(鑷劧搴曟暟)鐨刟rg嬈?/p>
#include <math.h>
double log( double num );
鍑芥暟榪斿洖num鐨勮嚜鐒跺鏁板糿um搴斾負(fù)澶т簬0鐨勬暟
#include <math.h>
double log10( double num );
鍑芥暟榪斿洖num浠?0涓哄簳鐨勫鏁板鹼紝num涔熷簲璇ヤ負(fù)澶т簬0鐨勬暟
#include <math.h>
double pow( double base, double exp );
鍑芥暟榪斿洖浠ase涓哄簳鐨別xp嬈★紝涓嶅厑璁哥殑鍙栧艱寖鍥?
褰揵ase 涓?0 涓攅xp 灝忎簬鎴栫瓑浜?0
褰揵ase 涓?璐熸暟 涓?exp 涓嶄負(fù)鏁存暟
#include <math.h>
double sqrt( double num );
鍑芥暟榪斿洖num鐨勫紑鏂瑰鹼紝num搴旇涓轟笉灝忎簬0鐨勫?/p>
#include <math.h>
double frexp( double num, int* exp );
鍑芥暟鍙互鑾峰彇縐戝璁℃暟娉曠殑鍙傛暟
鍑芥暟榪斿洖鍦?.5鍒?.0涔嬮棿鐨勫鹼紝 浼犲叆exp鐨勫弬鏁扮敤浜庤繑鍥瀗um鐨勬寚鏁?br> (浠?涓哄簳鏁拌綆楋紝鍗籌細(xì)num = mantissa * (2 ^ exp))
#include <math.h>
double ldexp( double num, int exp );
鍑芥暟榪斿洖num*(2^exp)鐨勫鹼紝濡傛灉緇撴灉婧㈠嚭錛岃繑鍥濰UGE_VAL
#include <math.h>
double modf( double num, double *i );
鍑芥暟鍒嗗壊num錛屽皢鏁存暟閮ㄥ垎濉叆i鐨勫鹼紝灝忔暟閮ㄥ垎榪斿洖
鏂囩珷鍑哄錛?a >http://www.diybl.com/course/3_program/c/c_js/2007925/73590.html
銆銆 榪涘叆涓涓瓙鐩綍錛?nbsp; 閿叆cd錛岀┖鏍鹼紝鐒跺悗鏄瓙璺緞鍚嶏紙渚嬪錛歝d Documents錛夛紝鍐嶆寜鍥炶濺閿?
銆銆 榪涘叆褰撳墠鐩綍鐨勪笂涓綰х洰褰曪細(xì)閿叆cd錛岀┖鏍鹼紝涓や釜鐐癸紝鐒跺悗鎸夊洖杞﹂敭銆?
銆銆 榪涘叆涓涓壒瀹氱殑鐩綍錛氶敭鍏d錛岀┖鏍鹼紝璺緞鍚嶏紙渚嬪 cd /usr/local/lib錛夛紝鍐嶆寜鍥炶濺閿?
銆銆 涓轟簡紜畾浣犳墍鍦ㄧ殑鐩綍錛氫綘鍙互閿叆pwd錛屾寜鍥炶濺閿紝浣犲皢鐪嬪埌浣犳墍鍦ㄧ殑褰撳墠鐩綍鍚嶇О銆?