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How do I extract the contents of an rpm?
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$ mkdir packagecontents; cd packagecontents
$ rpm2cpio ../foo.rpm | cpio -idmv
$ find .
For Reference: the cpio arguments are
-i = extract
-d = make directories
-m = preserve modification time
-v = verbose
I found the answer over here: lontar's answer
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How to pass optional arguments to a method in C++?
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I understand, but what if I were to have int foo(int x, int y = 10, int z = 10) and would want to call foo(1,2), so only giving one optional parameter. I did not seem to be able to get it to work myself.
– Gerard
Apr 24 '14 at 16:3...
Difference between DTO, VO, POJO, JavaBeans?
...r transfering unrelated data like this one class SomeClass { public String foo;public String bar; } inside a class with a lot of complicated logic, for sure it is not a JavaBean, it can't be a VO as it is mutable, could it be a DTO? altought it is not targeted for remote invocations of any sort. May...
How to get request URI without context path?
...pring MVC. It will then represent the MVC framework's internal path (e.g. /foo.xhtml instead of /foo.jsf) and not the actual request URI (the one as enduser would see in browser's address bar). The original servlet path is in such case however resolveable as request attribute with key RequestDispatc...
When to use ' (or quote) in Lisp?
...+ number) something-with-string (length string)))
Lisp> (mess-with 20 "foo")
(VALUE-OF-NUMBER (1+ NUMBER) SOMETHING-WITH-STRING (LENGTH STRING))
Hey! That's not what we wanted. We want to selectively evaluate some arguments, and leave the others as symbols. Try #2!
(defun mess-with (number s...
String comparison in Python: is vs. == [duplicate]
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Here's one with strings: x = 'foo'; y = 'bar'.replace('bar', 'foo'); (x is y) == False
– ariddell
Feb 2 '15 at 23:27
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Don't understand why UnboundLocalError occurs (closure) [duplicate]
...lError from a statement that uses an unbounded imported name. Example: def foo(): bar = deepcopy({'a':1}); from copy import deepcopy; return bar, then from copy import deepcopy; foo(). The call succeeds if the local import from copy import deepcopy is removed.
– Yibo Yang
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How to convert a string from uppercase to lowercase in Bash? [duplicate]
...n state the case of the value throughout the variable's use.
$ declare -u FOO=AbCxxx
$ echo $FOO
ABCXXX
"-l" does lc.
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Hg: How to do a rebase like git's rebase
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o | 98bdde5d2185 Feature 3 branch commit 1 feature3
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o e9f850ac41da foo
If I'm on the feature3 branch and want to rebase it off of the againagainagain commit, I understand that I would run hg rebase -d default. This has the following result:
@ 89dada24591e Feature 3 commit 2 tip
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Show a number to two decimal places
..._format():
return number_format((float)$number, 2, '.', '');
Example:
$foo = "105";
echo number_format((float)$foo, 2, '.', ''); // Outputs -> 105.00
This function returns a string.
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