What may cause this difference? Basically, the memory allocator allocates pages of memory at once for use by programs, and it gives you a pointer within them (making sure the following space is free for use). Since these pages are usually bigger than 8KiB, you have no issue in your mini-program. But if a larger program is … Read more
Here is a rough explanation of the concepts. [ACK] is the acknowledgement that the previously sent data packet was received. [FIN] is sent by a host when it wants to terminate the connection; the TCP protocol requires both endpoints to send the termination request (i.e. FIN). So, suppose host A sends a data packet to host B and then host B wants … Read more
I got the exact same problem when I included the following line on my ~/.bashrc: The purpose of this line was to allow the use of Ctrl-s in reverse search of bash. This link has a solution (not available) Web Archive version of the above link ‘stty’ applies to ttys, which you have for interactive login sessions. .kshrc … Read more
Just found it, it is /etc/my.cnf
Try something like: short version of: Explanation: du: Disk Usage -s: Display a summary for each specified file. (Equivalent to -d 0) -h: “Human-readable” output. Use unit suffixes: Byte, Kibibyte (KiB), Mebibyte (MiB), Gibibyte (GiB), Tebibyte (TiB) and Pebibyte (PiB). (BASE2)
Resolving the operation not permitted error: You created the file via: This means, the owner and group of the file is root. You are not allowed to change files of it by default. You need to change permission (chmod does it) or change the owner: This should do it. Save the trouble, without creating the … Read more
I believe the issue here is that your waiting and closing inside the same loop that’s creating children. On the first iteration, the child will exec (which will destroy the child program, overwriting it with your first command) and then the parent closes all of its file descriptors and waits for the child to finish … Read more
In jasper report (.jrxml file) you can use several fonts for displaying labels/texts. These fonts may not be always available on different platforms/OS. (e.g. There are some MS fonts which are unavailable on linux machines unless you install them manually). So, we bundle the fonts used in jasper report into a jar and make them … Read more
Go to directory of your project Make this directory a root of your project (this will create a default package.json file) Install required npm module and save it as a project dependency (it will appear in package.json) Create a test.js file in project directory with code from package example Your project directory should look like this Now just run node … Read more
If you use the -i option you need to provide an extension for your backups. If you have: The command (note the lack of space between -i and ” and the -e to make it work on new versions of Mac and on GNU): Create 2 backup files like: There is no portable way to avoid making backup files because it is impossible … Read more