Ndizisusa njani izithuba ezikhokelayo kwi-Unix?

Sebenzisa i sed 's/^ *//g', ukususa izithuba ezimhlophe ezikhokelayo. Kukho enye indlela yokususa izithuba ezimhlophe usebenzisa `sed` umyalelo. Le miyalelo ilandelayo isuse izithuba kuguquguquko, $Var ngokusebenzisa `sed` umyalelo kunye [[:isithuba:]]. $ echo "i-$Var ithandwa kakhulu ngoku."

Ndingazisusa njani izithuba ezikhokelayo kumtya?

Isiphumo somtya = umtya. trim (); I-trim () indlela iyakususa zombini isithuba esimhlophe esikhokelayo nesilandelayo kumtya kwaye ibuyisele isiphumo.

Ndingazisusa njani izithuba ezongezelelweyo kwi-Unix?

sed umyalelo:

Umyalelo we-1 ususa izithuba ezihamba phambili, okwesibini ususa izithuba zokuhamba kunye nokugqibela endaweni yeqela lezithuba kunye nendawo enye. Ifayile yemvelaphi ngokwayo inokuhlaziywa ngokusebenzisa i -i ukhetho lwe sed.

Uzilahla njani iindawo ezikhokelayo kunye nezokulandela umkhondo?

Sika iZithuba ze-Excel - susa izithuba ezongezelelweyo ngokucofa

1. Khetha iiseli apho ufuna ukucima izithuba.
2. Cofa i Cima iZithuba iqhosha kwiribhoni.
3. Khetha enye okanye zonke kwezi ndlela zilandelayo: Sika izithuba ezikhokelayo nezilandelayo. Sika izithuba ezongezelelweyo phakathi kwamagama, ngaphandle kwendawo enye. …
4. Cofa ukunciphisa.

Ezingama-16. 2016 г.

Uzisusa njani izithuba kwiArrayList?

Ukususa izithuba kuLuhlu lweArray

1. Uluhlu lweArray kawonke-wonke susa iSithuba ()
2. {
3. Iterator yona = array.iterator ();
4. ngelixa (ine.ilandelayo())
5. {
6. ukuba (it.elandelayo().ilingana(”“))
7. {
8. it.susa();

Ndingazisusa njani izithuba ezikhokelayo kumtya ku-C?

Ingqiqo ukususa isithuba esimhlophe esikhokelayo

1. Umtya wegalelo osuka kumsebenzisi, yigcine kwinto eguquguqukayo ithi str.
2. Chaza inguqu yokugcina isalathiso sokugqibela soonobumba abakhokelayo besithuba esimhlophe, yithi isalathisi = -1. …
3. Qhuba iluphu ukusuka ekuqaleni de abalinganiswa abakhokelayo besithuba esimhlophe bafunyenwe kwi-str.

Ixesha eli-20. 2016 г.

Ndingazisusa njani izithuba ezimhlophe kwi-Unix?

Isisombululo esilula kukusebenzisa grep (GNU okanye BSD) umyalelo njengoko ungezantsi.

1. Susa imigca engenanto (ungaquki imigca enezithuba). grep . ifayile.txt.
2. Susa imigca engenanto ngokupheleleyo (kuquka imigca enezithuba). grep "S" ifayile.txt.

Ndizisusa njani izithuba kwiLinux?

Isixhobo esifanelekileyo somsebenzi

1. tr -d ' ' < input.txt > no-spaces.txt.
2. tr -d '[:blank:]' < input.txt > no-spaces.txt.
3. tr -d '[:isithuba:]' < input.txt > no-spaces.txt.

16 окт. Ngo-2014 г.

Ndizisusa njani izithuba phakathi kwamagama kwiLinux?

Ukususa izithuba ezininzi sebenzisa [ ]+ kwi sed. [ ]+ kuthetha ukuthelekisa ngaphezu kwesithuba esinye. Masenze umzekelo ofanayo ngokufaka izithuba ezininzi kumagama. Qaphela ukuba kufuneka sibaleke umlinganiswa okhethekileyo + kunye ne-back slash ngelixa [ ]+ kwi sed.

Ziziphi iindawo ezikhokelayo kunye nezokulandela?

Isithuba esingenanto ekupheleni komgca sisithuba esilandela umkhondo. … Ngolu mzamo ukhethekileyo, ndichaze “indawo yokulandela” njengaso nasiphi na “isithuba esimhlophe” ekupheleni komgca. (Ewe, ndidale iinguqulelo zalo msebenzi wokukhokela indawo emhlophe, kunye nesithuba esimhlophe esongezelelweyo (ngaphezulu komlinganiswa om-1 wesithuba esimhlophe embindini womgca.)

Uzisusa njani iindawo ezihamba phambili kunye nezokulandela kwiPython?

strip () Python String strip () umsebenzi uyakususa izithuba ezimhlophe ezikhokelayo kunye ezilandelayo. Ukuba ufuna ukususa kuphela izithuba ezikhokelayo okanye ezilandelayo, sebenzisa lstrip() okanye rstrip() umsebenzi endaweni yoko.

Uzisusa njani izithuba zokulandela kwi-Notepad ++?

1. Hlela >> Imisebenzi engenanto >> Nciphisa iNdawo eziKhokeleyo kunye nezokuKhathalela (ukususa iithebhu ezimnyama kunye nezithuba kwimigca engenanto)
2. Ctrl + H ukufumana indawo yefestile kunye nepateni endaweni: ^rn ngaphandle kwanto (khetha intetho eqhelekileyo)

NgoJanuwari 6. 2014 g.

Ndizisusa njani izithuba zokuqalisa kumtya kwiJava?

Ukususa izithuba ezikhokelayo kunye nezokulandela kwiJava, sebenzisa indlela yokunquma () indlela. Le ndlela ibuyisela ikopi yalo mtya kunye nesithuba esimhlophe esikhokelayo nesilandelayo esisusiweyo, okanye lo mtya ukuba awunayo isithuba esikhokelayo okanye esilandelayo esimhlophe.

Ndingazisusa njani zonke izithuba ezimhlophe kumtya kwiJava?

I replaceAll () indlela yodidi lwentambo ibuyisela umtya osezantsi ngamnye walo mtya ohambelana nentetha eqhelekileyo enikiweyo kunye nobuyiselo olunikiweyo. Uyakwazi ukususa izithuba ezimhlophe kumtya ngokufaka endaweni ” ” nge “”.

Ndizisusa njani izithuba ezininzi kumtya kwiJava?

Ukuphelisa izithuba ekuqaleni nasekupheleni koMtya, sebenzisa uMtya# trim() indlela. Kwaye ke sebenzisa isicatshulwa sakho sam. replaceAll(“()+”, ” “) . Unokuqala ukusebenzisa iString.