I need to set the right timezone. But I don’t understand if there is any difference between the PHP timezone (date_default_timezone_set()) and the Linux setting. Suppose I run a new AWS instance from N.Virginia. The default timezone of that server should be UTC-05:00 Does this mean that I have to set UT…
Tag: linux
(Scp – Permission Denied (Public Key) [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
Can an archive file store external links?
I am trying to link my Android app with a third-party archive. This archive, libvpx_new.a,is one among many archives that are being created as part of building webrtc for Android (on Ubuntu). I copy this archive and the header files into C:ThirdParty directory on Windows. My Android app tries to link with Thi…
KSH shell that counts lines of files in directory
This is the prompt: Write a Korn shell script (and show the code for it here) that will determine which file in a directory has the maximum number of lines (this may be different than the file that has the maximum number of bytes). After determining the file with the maximum number of lines, the script will p…
C++ Compiler errors after changing LPBYTE to unsigned char* in Win DLL to Linux SO conversion
I am working on converting a Windows DLL to a Linux SO. I have converted all of the types BYTE to unsigned char and LPBYTE to unsigned char*. The compiler is giving me errors in one function as follows: Error: Invalid Conversion from ‘char*’ to ‘unsigned char’ Error: Invalid Conversion…
How can I sum only a column range using awk?
I have this file : And I’am trying to sum the values in the forth column based in a range for example each 1 million using the second column as reference. I’am using this code karakfa taught me: it outputs me this : but it sums all column in the file, not only the range I’ve created. if I us…
Puppet exec with command mkdir -p does not fail but does not create folder
I’m running this simple puppet code on Ubuntu 14.04 machines, to create folders according to a comma-separated list of paths: This resource definition is used as follows (in this case – just a single folder, no commas, other modules do need this “split” logic): When I run it, I see the…
Seg fault when app & shared lib built with -static-libstdc++
If I build a C++ app with -static-libstdc++ which loads a shared lib (via dlopen) which was also built with -static-libstdc++, then the app seg faults during dlopen. BUT–this only happens in some setups: GCC 4.7.4, 32-bit: pass GCC 4.8.3, 32-bit: pass GCC 4.8.4, 64-bit: pass GCC 4.9.2, 64-bit: pass GCC …
Netcat uses different port than requested
I have the following problem. I’m using Debian GNU/Linux Stretch and I am trying to use netcat as a simple server. I start it using following command: It starts just fine and accepts connections but on a different port than requested: This behavior is independent of requested port, user or ufw status. R…
libusb for USB target user space driver
I would like to implement a USB device driver in user space by means of libusb. I’m using a Linux machine supporting a USB OTG controller which is switched to device mode. The USB host is another machine which needs to communicate with my Linux machine by means of a USB vendor specific interface with a …