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Is there a simple way to remove unused dependencies from a maven pom.xml?
...declared and unused declared dependencies (while ignoring runtime/provided/test/system scopes for unused dependency analysis.)
Be careful while using this, some libraries used at runtime are considered as unused!
For more details refer this link
...
makefile:4: *** missing separator. Stop
...hat they are easily identifiable to the make utility.
Example:
Kaizen ~/so_test $ cat -e -t -v mk.t
all:ll$ ## here the $ is end of line ...
$
ll:ll.c $
^Igcc -c -Wall -Werror -02 c.c ll.c -o ll $@ $<$
## the ^I above means a tab was there before the action part,...
Setting the correct encoding when piping stdout in Python
... only unicode breaks a lot of libraries that expect it to accept encoded bytestrings.
– nosklo
Dec 4 '09 at 19:14
6
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Java's final vs. C++'s const
...s. E.g.:
class Foo {
public:
void bar();
void foo() const;
};
void test(const Foo& i) {
i.foo(); //fine
i.bar(); //error
}
Values can be assigned, once, later in Java only e.g.:
public class Foo {
void bar() {
final int a;
a = 10;
}
}
is legal in Java, but no...
SQL - using alias in Group By
... @MichaelBuen Seems potentially problematic to me. From a quick test it looks as though if there is an alias and a base table column with the same name the latter gets priority? SQL Fiddle. So if relying on this group by alias a later schema change could silently break your query and chan...
Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...reason why in the suggested form of this method (below) the (usually ugly) test for .is_a?(Hash) is used instead of (usually better) .respond_to?(:[]):
class Hash
def get_deep(*fields)
fields.inject(self) {|acc,e| acc[e] if acc.is_a?(Hash)}
end
end
a_hash = {:one => {:two => {:three ...
How to change language settings in R
...
For me worked:
Sys.setlocale("LC_MESSAGES", "en_US.utf8")
Testing:
> Sys.setlocale("LC_MESSAGES", "en_US.utf8")
[1] "en_US.utf8"
> x[3]
Error: object 'x' not found
Also working to get english messages:
Sys.setlocale("LC_MESSAGES", "C")
To reset to german messages I used
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What is the difference between buffer and cache memory in Linux?
...
I have tested this using a simple python program that writes large amounts of blocks. What happens is that the cache gets filled up as reported by free -w -h, not the buffers column. I think the cache column counts both disk writes ...
How to check for Is not Null And Is not Empty string in SQL server?
...ine)
select iif('xxx' > '', 'true', 'false'); -- true
--
--
-- NOTE - test that tab and newline is processed as expected:
select 'x x' -- tab
select 'x
x' -- newline
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Mercurial error: abort no username supplied
... YOUR NAME <EMAIL@HOST.COM>
verbose = true
save and "hg commit -m 'test'"
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