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JavaScript object: access variable property by name as string [duplicate]
...notation, var side = columns.right;, except the fact that right could also come from a variable, function return value, etc., when using bracket notation.
If you NEED a function for it, here it is:
function read_prop(obj, prop) {
return obj[prop];
}
To answer some of the comments below tha...
How to suppress “unused parameter” warnings in C?
...
I'm using #define UNUSED(...) (void)(__VA_ARGS__) which allows me to apply this to multiple variables.
– Matthew Mitchell
Nov 13 '14 at 18:31
...
Is it possible to print a variable's type in standard C++?
...at I'm recommending below is:
template <typename T> std::string type_name();
which would be used like this:
const int ci = 0;
std::cout << type_name<decltype(ci)>() << '\n';
and for me outputs:
int const
<disclaimer> I have not tested this on MSVC. </disclai...
How to get the input from the Tkinter Text Widget?
...more attributes to the normal .get() function. If we have a text box myText_Box, then this is the method for retrieving its input.
def retrieve_input():
input = self.myText_Box.get("1.0",END)
The first part, "1.0" means that the input should be read from line one, character zero (ie: the very...
How can I convert string date to NSDate?
...at = /* find out and place date format from
* http://userguide.icu-project.org/formatparse/datetime
*/
let date = dateFormatter.dateFromString(/* your_date_string */)
For further query, check NSDateFormatter and DateFormatter classes of Foun...
Rails 3 - can't install pg gem
...t install libpq-dev
Then
gem install pg
then
bundle install
src: http://wikimatze.de/installing-postgresql-gem-under-ubuntu-and-mac
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MongoDB mongorestore failure: locale::facet::_S_create_c_locale name not valid
I created a dump with mongodump on computer A (ubuntu 12.04 server). I moved it to computer B (ubuntu 12.04 server) and typed:
...
How to solve “Could not establish trust relationship for the SSL/TLS secure channel with authority”
...urn true;
};
but be aware that this is not a good practice as it completely ignores the server certificate and tells the service point manager that whatever certificate is fine which can seriously compromise client security. You could refine this and do some custom checking (for certificat...
Set attributes from dictionary in python
...
Sure, something like this:
class Employee(object):
def __init__(self, initial_data):
for key in initial_data:
setattr(self, key, initial_data[key])
Update
As Brent Nash suggests, you can make this more flexible by allowing keyword arguments as well:
class ...
How to find the mime type of a file in python?
...ess the MIME type from a file extension.
If users are uploading files the HTTP post will contain the MIME type of the file alongside the data. For example, Django makes this data available as an attribute of the UploadedFile object.
...