Nka theha mekhoa e meng joang ho Ubuntu?
Kahoo, ho khetha mofuta o mong oa Python 2, tobetsa 1 ebe o tobetsa . Python 2 e lokela ho beoa e le mokhoa oa kamehla oa mefuta e meng ea python. Joalokaha u bona, mokhoa oa hajoale ke oa letsoho. Leha e le Molemo ka ho fetisisa mefuta e meng ke /usr/bin/python3 (Python 3), e sebelisa /usr/bin/python2 (Python 2).
Ke kenya mekhoa e meng ea ntlafatso ho Linux joang?
Ho fana ka mekhoa e meng tsamaisong ea hau, latela mehato ena:
- Kopitsa mangolo a hau ho /usr/local/bin directory.
- Etsa hore mangolo a phethahale: tux > sudo chmod +x /usr/local/bin/foo-{2,3}
- Sebelisa mekhoa e meng ea ntlafatso bakeng sa mangolo ka bobeli: ...
- Sheba sehokelo sa master:
Mekhoa e meng ea ntlafatso ke eng - Kenya?
Ha sephutheloana se seng le se seng se fanang ka faele e nang le ts'ebetso e itseng se kentsoe, se fetotsoe kapa se tlositsoe, mekhoa e meng e bitsoa ho ntlafatsa tlhahisoleseling mabapi le faele eo tsamaisong ea mefuta e meng. mekhoa e meng hangata e bitsoa ho tloha ho % post kapa % prescripts ho RPM liphutheloana.
Nka fetola Java version joang ho e 'ngoe?
Ho nka hore motho o kentse JDK ho /opt/java/jdk1.8.0_144 ebe:
- Kenya mofuta o mong oa mekhoa e meng ea ntlafatso ea javac $ sudo -kenya /usr/bin/javac javac /opt/java/jdk1.8.0_144/bin/javac 1.
- Sheba / ntlafatsa mekhoa e meng ea ho lokisa: $ sudo update-alternatives -config javac.
Ubuntu ke eng?
ntlafatso-mefuta e theha, e tlosa, e boloka le ho bonts'a tlhahisoleseling mabapi le lihokelo tsa tšoantšetso tse entsoeng tsamaiso ea mekhoa e meng ea Debian. Hoa khoneha hore mananeo a 'maloa a phethahatsang mesebetsi e tšoanang kapa e tšoanang a kenngoe tsamaisong e le' ngoe ka nako e le 'ngoe.
Taelo e 'ngoe ea Linux ke efe?
mekhoa e meng e theha, e tlosa, e boloka, 'me e bonts'a tlhahisoleseling mabapi le lihokelo tsa tšoantšetso tse entsoeng mekhoa e meng ea tsamaiso. Sistimi ea mekhoa e meng ke ts'ebetsong hape ea sistimi ea mekhoa e meng ea Debian. Mananeo a 'maloa a phethang mesebetsi e tšoanang kapa a tšoanang hangata a hlaha tsamaisong e le' ngoe ka nako e le 'ngoe.
Ke fumana pip3 joang ho Linux?
Ho kenya pip3 ho Ubuntu kapa Debian Linux, bula fensetere e ncha ea Terminal ebe u kena Sudo apt-get kenya python3-pip . Ho kenya pip3 ho Fedora Linux, kenya sudo yum kenya python3-pip ka fensetere ea Terminal. U tla hloka ho kenya phasewete ea motsamaisi bakeng sa komporo ea hau ho kenya software ena.
Ke sebelisa Linux e 'ngoe joang?
Etsa mokhoa o mong bakeng sa ea mantlha ka ho fana ka:
- sebaka sa "generic" symlink.
- lebitso bakeng sa mofuta o mong (ke nkile qeto ka uemacs, ho hlakisa hore ke lebitso la boits'oaro ho fapana le binary e itseng)
- the binary e tlang ho phethoa ha li-symlink tsena li bitsoa.
Taelo ea ntlafatso-alternatives ke eng?
ntlafatso-mefuta e theha, e tlose, e boloka le ho bonts'a tlhahisoleseling mabapi le lihokelo tsa tšoantšetso tse nang le sistimi e fapaneng ea Debian. Hoa khonahala hore mananeo a 'maloa a phethahatsang ts'ebetso e ts'oanang kapa a ts'oanang a kenngoe tsamaisong e le' ngoe ka nako e le 'ngoe.
Nka tlosa mekhoa e meng ea ntlafatso joang?
1 Karabo. Etsa mekhoa e meng ea ntlafatso ea sudo – tlosa- tsohle gccc.
Nka hlakola mekhoa e meng ea ntlafatso joang?
Karabo ea 1
- Tlosa sehokelo ho /etc/alternatives.
- Tlosa faele e nepahetseng bukeng ea admin. /var/lib/dpkg/alternatives/ ho ubuntu (debian e kanna ea tšoana empa sheba maqephe a monna tlasa karolo ea FILES) /var/lib/alternatives/ ho CentOS 6&7.
Ke eng e tlang pele ho li-Alternatives tsa Update?
Ho tsoa ho man update-alternatives : Mofuta o mong le o mong o na le ntho e tlang pele e amanang le yona. Ha sehlopha sa lihokela se le maemong a iketsang, likhetho tse boletsoeng ke litho tsa sehlopha e tla ba tse tlang pele haholo. E ka ba palo e felletseng, esita le e mpe (sheba mohlala ho manpage).