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When should i use npm with “-g” flag and why?
...b:
Install globally if the package provides command-line tools
Install locally if you're using the package as part of your application
Install globally and locally if both use-cases apply
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How to define several include path in Makefile
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You need to use -I with each directory. But you can still delimit the directories with whitespace if you use (GNU) make's foreach:
INC=$(DIR1) $(DIR2) ...
INC_PARAMS=$(foreach d, $(INC), -I$d)
sh...
Install Marketplace plugin on Eclipse Juno
... then look for the Marketplace client - it is in the General Purpose Tools category.
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Rails: around_* callbacks
...read the documentation at http://api.rubyonrails.org/classes/ActiveRecord/Callbacks.html , but don't understand when the around_* callbacks are triggered in relation to before_* and after_* .
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What command opens Ruby's REPL?
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There are several REPLs for Ruby.
The standard library ships with a REPL called IRb (for Interactive Ruby), which installs a program named irb, but since it is just a Ruby library, it can also be invoked from Ruby code and not just from the shell. On Rubinius, IRb can also be invoked by just calli...
Reset PHP Array Index
...t:
$a = array(
3 => "Hello",
7 => "Moo",
45 => "America"
);
$b = array_values($a);
print_r($b);
Array
(
[0] => Hello
[1] => Moo
[2] => America
)
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What's the difference between MemoryCache.Add and MemoryCache.Set?
... thread querying that key would get no clue (Set does not; the swap is typically atomic); as such, while Set has the same end result as Remove + Add, the mechanism difference is important since it could impact other callers.
For example of Add:
Return Value
Type: System.Boolean true if ins...
How set the default repository
How can I set default remote repository for mercurial local repository?
1 Answer
1
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Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
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I found an Issue called CLJ-944 on clojure.org. There you can find a fix for ClassCastException: clojure.lang.PersistentArrayMap cannot be cast to java.lang.Class issue
The problem is:
that the compiler injects an incorrect cast to
clo...
Oracle SQL Developer multiple table views
In Oracle SQL Developer , one can list the data in a table using the Data tab when viewing a table. there where can add, delete, edit or just viewing records of table currently viewd
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