What are popular / good NoSQL databases?
What are the popular / good NoSQL databases nowadays?
MongoDB, CouchDB
Find more at https://en.wikipedia.org/wiki/NoSQL and http://nosql-database.org/
What are the popular / good NoSQL databases nowadays?
MongoDB, CouchDB
Find more at https://en.wikipedia.org/wiki/NoSQL and http://nosql-database.org/
I am trying to find out the top conferences that have the largest average number of citations in the last 5 years on the Internet but fail to find one. However, there are many rankings about the overall citations and numbers of publications. Hence, it is not hard to calculate the average number of citations…
How to debug/check network-related driver information on Linux? Several commands/tools that you may find usefull: Messages: dmesg grep NetworkManager /var/log/messages lshw: list hardware lshw -c network lsusb: list USB devices lsusb rfkill: enabling and disabling wireless devices rfkill unblock all rfkill event iwconfig: configure a wireless network interface iwconfig ifconfig: configure a network interface ifconfig…
What is the implementation of strstr in glibc? Implementation of STRSTR in glibc (string/strstr.c): /* Return the first occurrence of NEEDLE in HAYSTACK. Return HAYSTACK if NEEDLE is empty, otherwise NULL if NEEDLE is not found in HAYSTACK. */ char * STRSTR (const char *haystack_start, const char *needle_start) { const char *haystack = haystack_start; const…
How to get a file’s size in C? If you have the file stream (FILE * f): fseek(f, 0, SEEK_END); // seek to end of file size = ftell(f); // get current file pointer fseek(f, 0, SEEK_SET); // seek back to beginning of file // proceed with allocating memory and reading the file Or, #include…
How to tell whether the shell is run in screen? For example, I run screen and it starts a bash environment. How to tell in the bash, whether it is run by screen or it is a normal bash environment? It can be identified by checking the TERM environment variable: In a bash in screen:…
Cant read or write to files on usb stick or move or copy them. Could you provide the dmesg output? It will help to understand your question. If it is formated on Windows, you may need to install the ntfs-3g package to write to the usb disk. Read more: mkfs refuses to make filesystem with…