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How can I remove the first line of a text file using bash/sed script?
...han sed. tail is also available on BSD and the -n +2 flag is consistent across both tools. Check the FreeBSD or OS X man pages for more.
The BSD version can be much slower than sed, though. I wonder how they managed that; tail should just read a file line by line while sed does pretty complex oper...
Running the new Intel emulator for Android
...ll.
Here the link of the Intel Hardware Accelerated
IntelHaxm.exe for
Microsoft Windows,Mac OS* X, and Linux
Ubuntu
You'll get the following message if you don't have virtualization enabled in your BIOS:
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Programmatically add custom event in the iPhone Calendar
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Based on Apple Documentation, this has changed a bit as of iOS 6.0.
1) You should request access to the user's calendar via "requestAccessToEntityType:completion:" and execute the event handling inside of a block.
2) You need to commit your event now or pass the "commit" param to yo...
How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
...before the application is instantiated. (At least that's how it works in Jboss)
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How to find the largest file in a directory and its subdirectories?
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The first solution didn't work on OS X for me, so i ended up using a quick hack to filter out the directories from the third solution: du -am . | sort -nr | grep '\..*\.' | head. The m is to display file size in megabytes and used grep to show lines with at l...
How do I find the location of the executable in C? [duplicate]
...hat it is up to the calling process to set argv[0] correctly.
It is right most of the times however there are occasions when the calling process cannot be trusted (ex. setuid executable).
On Windows: use GetModuleFileName(NULL, buf, bufsize)
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How do you beta test an iphone app?
...uch better solution than anything else out there.
– Josh Brown
Feb 2 '11 at 6:16
This one is about 10x prettier than "...
How can I randomize the lines in a file using standard tools on Red Hat Linux?
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I'm usually a Perl fan, but came across this ruby example which has the benefit of being shorter: ruby -e 'puts STDIN.readlines.shuffle'. It would need testing on big inputs to see if the speed is comparable. (also works on OS X)
– mivk
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Does a finally block always get executed in Java?
...interruptable, non-terminating statement) in the try or catch block
If the OS forcibly terminates the JVM process; e.g., kill -9 <pid> on UNIX
If the host system dies; e.g., power failure, hardware error, OS panic, et cetera
If the finally block is going to be executed by a daemon thread and a...
What's the fundamental difference between MFC and ATL?
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I think the answer to your question is mostly historical, if you look back at how the two libraries originated and evolved through time.
The short answer is, if you are not doing anything "fancy", use ATL. It's great for simple user interfaces with COM thrown in....