I’m trying to install a PHP-based software package in a Red Hat 7 Amazon EC2 instance (ami-8cff51fb) that has had Apache 2.4.6 and PHP 5.4.16 installed on it using yum. The installation fails because it says a particular directory needs to be writable by the webserver with 0755 or 0775 permissions. The …
Tag: linux
Multiple instances of main method in C
I’ve got an issue with an assignment, but I’m not asking for help to do the assignment, just single problem. My code is like this: Here’s the problem: When I do the make command from the directory, I get the error What does this error mean? I only defined the main method one time in my own f…
Replace the string/line after separator on specific param
I have the following Perl one liner code , My target is to replace the line after “=” separator, and that defined in PARAM variable But actually its replace all the line include the PARAM itself The expected results should be Please advice what need to fix in my Perl one liner code? other example that still n…
make[2]: *** No rule to make target `/usr/lib/i386-linux-gnu/libmpfr.so’ in CGAL
I am using CGAL and I have this minimal example (which should be fine since it’s an example): However, I am getting this error: What I should do? I am creating the CmakeLists files like this: as I describe here. If you need more information, please let me know. — Answer The easiest way to install …
Merge multiple files preserving the original sequence in unix
I have multiple (more than 100) text files in the directory such as The contents of the file are name of some variables like files_1_100.txt contains some variables names between 1 to 100 Similarly files_201_300.txt contains some variables between 101 to 200 and files_1001_1100.txt as I can merge them using t…
Python doesn’t find a directory using the home sign ~ [duplicate]
This question already has answers here: os.makedirs doesn’t understand “~” in my path (3 answers) Closed last month. I have created a small Python script to save directories in a side directory, under the current user. I am running on Mac but production is Ubuntu My problem is the it doesn&#…
Fail to start linux container after upgrading to docker 1.5
I used to use docker 1.3 and it worked well. There’re some problems after upgrading to docker 1.5. Is there something about my lxc? And I have tried apt-get purge lxc and apt-get install lxc to re-install it. And lxc seems work well to start. Answer Try switching from lxc to native exec drivers in docke…
SystemD : Package systemd-sysv is not available, but is referred to by another package
I am trying to install and configure systemD on lindux debian but I get errors when installing systemd-sysv which I understood was necessary to get systemD to manage services. When I run I get : Does someone know how to overcome this ? How can I have a running version of systemD on my system? Answer ubuntu st…
assembly function segfault at return (nasm x64)
My asm function segfaults at return. Here is the function prototype : void ft_cat(int fd); Basically it get a fd from a C main and act like cat shell command. I get no problem if I removed read and write parts so maybe the problem is around syscalls. I just can’t tell. I already spent hours and hours lo…
C assembler function casting
I came across this piece of code (for the whole program see this page, see the program named “srop.c”). My question is regarding how func is used in the main method. I have only kept the code which I thought could be related. It is the line *ret = (int)func +4; that confuses me. There are three qu…