I search a large js tree frequently for certain Tokens. Consider you were looking for all of the ‘.prototype’ tokens in your js files. I would do something like this: Of coarse this produces a boat-load of hits on minified vendor libs. Obscuring the real results I am after. i.e: results like that …
error: aggregate value used where an integer was expected
I am having following union and I have a function When i compile this code it is giving following error Answer You are failing to access a field of the indexed union array: mydata[0] is a value of type union data, and can’t be cast to uint64_t. You need to access the proper union member: to select the u…
Linux: MPC current song output
I try to make custom output on my internet Radio. (mpd/mpc) getInfo.py: And save output witch wach -n getInfo.py > radio.log Output format is here: So i need each time when output changes show output on shell. How to do that? Answer To get you started: I will leave fine-tuning the output to you.
debugging c using heap memory [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about programming within the scope defined in the help center. Closed 9 years ago. Improve this question I am working with heap memory and I wrote an example below: I execu…
How to display modified date time with ‘find’ command?
With a find command, I can display directories names with multiple levels. The following command display all directories under /var path with a depth of 2: The result shows: With a stat command, I can find the modified date time: The result is: Is there a way to combine the two commands so that directories wi…
missing lboost_thread-mt in mongodb cpp driver (ubuntu server x64)
i have a brand new ubuntu server x64. i installed the following packages build-essential libboost-all-dev mongodb-dev mongodb-10gen now when i try to compile the example code i get this error. root@server:/home/user/Desktop# g++ mongotest.cpp -pthread -lmongoclient -lboost_thread-mt -lboost_filesystem -lboost…
Openwrt linux devices list
I want to transfer some serial data as explained here:http://www.cse.dmu.ac.uk/~sexton/ENGD2003/openwrt/arduino%20teensy%20openwrt.html on an openwrt router. However, I directly connected to the serial port of the router as opposed to usb(in the guide) so now I don’t know which of the following is the d…
Why priority inversion will happen in this case – Linux?
I have read many posts on priority inversion still I am not able to clarify my understanding on some of the parts. I would be happy if someone can throw some light on my question. Let’s describe the situation first. I have a pseudo code, that is self explanatory. I have a shared resource – int t; …
What does ‘bash -c’ do?
I followed the following tutorial: http://davidtsadler.com/archives/2012/06/03/how-to-install-magento-on-ubuntu/ At some point it told me to execute the following command: What did this command do, and how I can cancel that? I restarted the computer, and it seems that it is still running. I looked in .bashrc …
Redirecting pv output to file
I’m using the pv utility to asses the speed of log entries being added in a log file, like this: This outputs the addition speed and refreshes every 5 sec: Now, I would like to redirect the current value (“10”) to a file and refresh it every 5s. Not append it, just overwrite the previous val…