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Hash Code and Checksum - what's the difference?
My understanding is that a hash code and checksum are similar things - a numeric value, computed for a block of data, that is relatively unique.
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throwing an exception in objective-c/cocoa
...xception exceptionWith…]) syntax, the parser recognizes that as an exit and does not display the warning.
– mattorb
Aug 27 '11 at 16:32
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How can I use a carriage return in a HTML tooltip?
I'm currently adding verbose tooltips to our site, and I'd like (without having to resort to a whizz-bang jQuery plugin, I know there are many!) to use carriage returns to format the tooltip.
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Filter by process/PID in Wireshark
... ninja out there who manages to do this..
– Ryan Fernandes
Aug 27 '09 at 8:41
30
Wireshark knows ...
C++: what regex library should I use? [closed]
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Boost.Regex is very good and is slated to become part of the C++0x standard (it's already in TR1).
Personally, I find Boost.Xpressive much nicer to work with. It is a header-only library and it has some nice features such as static regexes (regexes ...
What does f+++++++++ mean in rsync logs?
I'm using rsync to make a backup of my server files, and I have two questions:
4 Answers
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How do I create test and train samples from one dataframe with pandas?
I have a fairly large dataset in the form of a dataframe and I was wondering how I would be able to split the dataframe into two random samples (80% and 20%) for training and testing.
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Smart pointers: who owns the object? [closed]
...a 'slave' for a shared_ptr, can't deallocate
auto_ptr - when the creation and deallocation happen inside the same function, or when the object has to be considered one-owner-only ever. When you assign one pointer to another, the second 'steals' the object from the first.
I have my own implementati...
git push says “everything up-to-date” even though I have local changes
I have a remote gitosis server and a local git repository, and each time I make a big change in my code, I'll push the changes to that server too.
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write a shell script to ssh to a remote machine and execute commands
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There are multiple remote linux machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/ba...