Tag: convert
html anchors to markdown and vice versa using perl
html to markdown perl -ne ‘s|<a.*?href=”(.*?)”.*?>(.*?)<\/a>|[\2](\1)|g;print’ markdown to html perl -ne ‘s|\[(.*?)\]\s*?\((.+?)\)|<a href=\”\2\”>\1</a>|g;print’
Convert seconds into HH:MM:SS
Linux, ESXi: # date -d@1234567 -u +%H:%M:%S FreeBSD, OpenBSD # date -r1234567 -u +%H:%M:%S
PEM to CER conversion
# openssl x509 -inform PEM -in myserver.pem -outform DER -out myserver.cer
Convert VirtualBox images to KVM
# qemu-img convert -f vdi -O qcow2 mymachine.vdi mymachine.qcow2
Samba Active Directory // Timestamp // Convert LDAP to Epoch 01/01/1970
LDAP TIME is calculated in nanoseconds (factor 10000000) from 01/01/1601 echo $((($LDAPTIME/10000000)-11644473600)) 01/01/1601 .. 01/01/1970 in seconds: 11644473600
KVM // convert vmware vmdk to kmv qcow2
qemu-img convert -f vmdk -O qcow2 WIN7.vmdk win7.qcow2 https://docs.openstack.org/image-guide/convert-images.html
BASH | detect text files charset and convert to …
MOD_INTRO_FILE_CHARSET=”$(file -bi “$MOD_INTRO_FILE” | grep charset | sed “s|.*\=||” | awk ‘{print $1}’)” if [ “x$MOD_INTRO_FILE_CHARSET” != “x” ]; then $(which iconv) -l | grep -wi $MOD_INTRO_FILE_CHARSET > /dev/null if [ $? -eq 0 ]; then MOD_INTRO=”$(cat “$MOD_INTRO_FILE” | $(which iconv) -cs -f $MOD_INTRO_FILE_CHARSET -t $CHARSET_TEXTFILE)” else MOD_INTRO=”$(cat “$MOD_INTRO_FILE”)” fi else MOD_INTRO=”$(cat “$MOD_INTRO_FILE”)” fi
calculate hours, minutes, seconds from seconds
date -d “@${INPUT_SECONDS}” -u “+%H:%M:%S”
bytes and bones 
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