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What's the “big idea” behind compojure routes?
... :remote-addr "127.0.0.1"
:uri "/foo/bar"
:scheme :http
:headers {}
:request-method :get})
{:status 200,
:headers {"Content-Type" "text/html"},
:body "http://127.0.0.1:8...
How do you overcome the HTML form nesting limitation?
...on="/post/dispatch/save" method="post">
<input type="text" name="foo" /> <!-- several of those here -->
</form>
<form id="deleteForm" action="/post/dispatch/delete" method="post">
<input type="hidden" value="some_id" />
</form>
<div id="toolbar">...
Editing Javascript using Chrome Developer Tools
... need to be redefined.
for instance, if the page has:
<script>
var foo = function() { console.log("Hi"); }
</script>
I can take the content between the script, edit it, then enter it into the debugger like:
foo = function() { console.log("DO SOMETHING DIFFERENT"); }
and it will wo...
Read-only list or unmodifiable list in .NET 4.0
...eadOnlyCollection, which has been around since .NET2.
IList<string> foo = ...;
// ...
ReadOnlyCollection<string> bar = new ReadOnlyCollection<string>(foo);
or
List<string> foo = ...;
// ...
ReadOnlyCollection<string> bar = foo.AsReadOnly();
This creates a read-onl...
CoffeeScript on Windows?
...on Windows/Linux) looks like this:
java -jar jcoffeescript-1.0.jar < foo.coffee > foo.js
You will need to download & build the Java source code (use IntelliJ Community Edition to avoid downloading Ant) or a pre-built download for CoffeeScript v1.0.
I now use jcoffeescript in place of...
How to break out from a ruby block?
...example would be doing something like this:
class Bar
def do_things
Foo.some_method(x) do |i|
# only valid `targets` here, yay.
end
end
end
class Foo
def self.failed
@failed ||= []
end
def self.some_method(targets, &block)
targets.reject {|t| t.do_something.bad...
Understanding Node.js modules: multiple requires return the same object?
...tance of A. From the node.js documentation:
... every call to require('foo') will get exactly the same object returned, if it would resolve to the same file.
The situation is different when a.js, b.js and app.js are in different npm modules. For example:
[APP] --> [A], [B]
[B] --> ...
How to check for valid email address? [duplicate]
...l begrudgingly forgive people that don't allow email addresses like 100%." foo b@r"(this is a cool email address!)@(just a tld)com(ok), but I think the check for an @ symbol is really all you should have (a top level domain is valid as the domain part, but it's improbable).
– C...
Define preprocessor macro through CMake?
...t, you can do the following:
target_compile_definitions(my_target PRIVATE FOO=1 BAR=1)
You should do this if you have more than one target that you're building and you don't want them all to use the same flags. Also see the official documentation on target_compile_definitions.
...
Creating the Singleton design pattern in PHP5
...n instance of its parent class instead of its own.
Now you can do:
class Foobar extends Singleton {};
$foo = Foobar::getInstance();
And $foo will be an instance of Foobar instead of an instance of Singleton.
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