Apache PHP sending expires header solution cannot use cache with CDN
We've had clients asking why their CDNis not working, it is often a PHPsetting that causes the below header to be sent:
expires: Thu, 19 Nov 1981 08:52:00 GMT
Solution Edit your /etc/php.ini
Set the option below as just being empty. Generally the default is nocache and will result in sending the expires header from 1981.
session.cache_limiter =
Here is what the man says about th........
Error: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist Solution for Centos8 yum package install error
Are you getting this error in CentOS 8 when trying to use yum to install a package?
Error: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist
What we need to do is not use the automatic mirror list and manually set the base URL
Solution
sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS*
sed -i 's%#baseurl=http://mirror.centos.org%baseurl=........
ffmpeg Linux Mint download, compile and install howto
#if you have nvidia make sure you install the nvidia-cuda-toolkit so hardware acceleration can be used
wget http://ffmpeg.org/releases/ffmpeg-3.3.2.tar.bz2
tar -jxvf ffmpeg-3.3.2.tar.bz2
cd ffmpeg-3.3.2/
./configure --disable-yasm
install prefix /usr/local
source path ........
bash how to read a single line or filenames with spaces solution
This happens all the time, you are reading from a textfile which has spaces eg:
datainfo 00
datainfo 11
If you do loop on it like this:
for info in `cat $file`; do
echo "info=$info"
done
It will treat datainfo and 00 as two separate lines:
info=datainfo
info=00
Obviously that's not what we want and there are many weird solutions in bash bu........