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What is the difference between native code, machine code and assembly code?
...ece of metal that does the actual work) understands and executes directly. All other code must be translated or transformed into machine code before your machine can execute it.
Native code: This term is sometimes used in places where machine code (see above) is meant. However, it is also sometimes...
How to check if a process id (PID) exists
...process is not owned by the running user, you may not have permissions to call kill -0. Better to use ps -p $PID > /dev/null 2>&1, which allows you to see process status, even if you do not have permissions to send a signal.
– mckoss
Apr 1 '12 at 16:...
How do I list loaded plugins in Vim?
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Not a VIM user myself, so forgive me if this is totally offbase. But according to what I gather from the following VIM Tips site:
" where was an option set
:scriptnames : list all plugins, _vimrcs loaded (super)
:verbose set history? : reveals value of hist...
How to print a groupby object
...like a bug to me. I created an issue.
But a groupby operation doesn't actually return a DataFrame sorted by group. The .head() method is a little misleading here -- it's just a convenience feature to let you re-examine the object (in this case, df) that you grouped. The result of groupby is separat...
'git status' shows changed files, but 'git diff' doesn't
I've had a look at all similar questions. However, I've double checked and something strange is definitely happening.
13 An...
What's the difference between size_t and int in C++?
...ndly Wikipedia:
The stdlib.h and stddef.h header files define a datatype called size_t which is used to represent the size of an object. Library functions that take sizes expect them to be of type size_t, and the sizeof operator evaluates to size_t.
The actual type of size_t is platform-dependent; ...
Making a UITableView scroll when text field is selected
...he question. I've seen a lot of people with similar problems but can't get all the answers to work right.
45 Answers
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Where to define custom error types in Ruby and/or Rails?
... error types in a Ruby library (gem) or Ruby on Rails application? Specifically:
5 Answers
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how do you push only some of your local git commits?
...ot have to use master~3. Any reference to the desired "up to" commit is equally valid, such as HEAD~3 or HEAD~~~, or the specific SHA, or a tag which labels that commit.
– Kaz
Jul 4 '14 at 18:49
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Using {} in a case statement. Why?
What is the point with using { and } in a case statement? Normally, no matter how many lines are there in a case statement, all of the lines are executed. Is this just a rule regarding older/newer compilers or there is something behind that?
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