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Is #pragma once a safe include guard?
...is the extra requirement that you must define a new symbol such as #ifndef FOO_BAR_H, normally for a file such as "foo_bar.h". If you later rename this file, should you adjust the include guards accordingly to be consistent with this convention? Also, if you have two distinct foo_bar.h's in two diff...
Properties file in python (similar to Java Properties)
... your properties in a python file, and use valid python (e.g: MEDIA_ROOT='/foo') ...
– danbgray
May 11 '12 at 21:19
3
...
How do I use Assert.Throws to assert the type of the exception?
... is correct:
var ex = Assert.Throws<ArgumentNullException>(() => foo.Bar(null));
Assert.That(ex.ParamName, Is.EqualTo("bar"));
You can also use the fluent API for doing these asserts:
Assert.That(() => foo.Bar(null),
Throws.Exception
.TypeOf<ArgumentNullException>()
.With....
Socket.io rooms difference between broadcast.to and sockets.in
...ch are connected to the room1 */
io.sockets.in('room1').emit('function', {foo:bar});
ii) socket.broadcast.to().emit();
io.sockets.on('connection', function (socket) {
socket.on('function', function(data){
/* Broadcast to room1 except the sender. In other word,
It broadc...
What is an 'endpoint' in Flask?
... flask import Flask, url_for
app = Flask(__name__)
# We can use url_for('foo_view') for reverse-lookups in templates or view functions
@app.route('/foo')
def foo_view():
pass
# We now specify the custom endpoint named 'bufar'. url_for('bar_view') will fail!
@app.route('/bar', endpoint='bufar'...
Using pre-compiled headers with CMake
... aware though that the argument to /Yu is taken very literally. E.g. /YuC:/foo/bar.h will force you to either pass the /FpC:/foo/bar.h flag or put #include <C:/foo/bar.h> at the top of all of your .cpp files as the first include statement. MSVC does a string compare of the #include arguments, ...
What is JSONP, and why was it created?
...Without JSONP, this might return some basic JavaScript object, like so:
{ foo: 'bar' }
However, with JSONP, when the server receives the "callback" parameter, it wraps up the result a little differently, returning something like this:
mycallback({ foo: 'bar' });
As you can see, it will now inv...
Converting any string into camel case
...f anyone is using lodash, there is a _.camelCase() function.
_.camelCase('Foo Bar');
// → 'fooBar'
_.camelCase('--foo-bar--');
// → 'fooBar'
_.camelCase('__FOO_BAR__');
// → 'fooBar'
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...
Creating a simple XML file using python
...>
${document_list}
</doc>
</root>
""")
data = [
(1, 'foo', 'The value for the foo document'),
(2, 'bar', 'The <value> for the <bar> document'),
]
inner_contents = [inner_template.substitute(id=id, name=name, value=escape(value)) for (id, name, value) in data]
r...
How do I tell if a regular file does not exist in Bash?
...amation point (similar to many other languages). Try this:
if [ ! -f /tmp/foo.txt ]; then
echo "File not found!"
fi
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