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How update the _id of one MongoDB Document?
I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get:
...
Convert any object to a byte[]
...t form: [Serializable] class GameConfiguration { public map_options_t enumMapIndex; public Int32 iPlayerAmount; private Int32 iGameID; } byte[] baPacket; GameConfiguration objGameConfClient = new GameConfiguration(); baPacket = BinModle...
How to add property to a class dynamically?
...ibute, on a given class. Kinda like a way to factor a huge if tree out of __getattribute__.
When I ask for foo.b in the example above, Python sees that the b defined on the class implements the descriptor protocol—which just means it's an object with a __get__, __set__, or __delete__ method. Th...
How do I test an AngularJS service with Jasmine?
...hat passed
// for logging? Let's make it String-readable...
function _parseStuffIntoMessage(stuff) {
var message = "";
if (typeof stuff !== "string") {
message = JSON.stringify(stuff)
} else {
message = stuff;
}
return message;
}
/**
* @summary
* Wri...
How to darken a background using CSS?
... image */
url(http://fc02.deviantart.net/fs71/i/2011/274/6/f/ocean__sky__stars__and_you_by_muddymelly-d4bg1ub.png);
}
Reference: linear-gradient() - CSS | MDN
UPDATE: Not all browsers support RGBa, so you should have a 'fallback color'. This color will be most likely be solid (...
Why do people use __(double underscore) so much in C++
...mming in C++, Rules and Recommendations :
The use of two underscores (`__') in identifiers is reserved for the compiler's internal use according to the ANSI-C standard.
Underscores (`_') are often used in names of library functions (such as "_main" and "_exit"). In order to avoid collisions...
import module from string variable
...
The __import__ function can be a bit hard to understand.
If you change
i = __import__('matplotlib.text')
to
i = __import__('matplotlib.text', fromlist=[''])
then i will refer to matplotlib.text.
In Python 2.7 and Python ...
What does [:] mean?
...ctly create slice() objects. If you need them anyway, NumPy provides the s_ helper as an alternative way to create them.
– Sven Marnach
Apr 7 '14 at 10:20
...
Capturing Groups From a Grep RegEx
...e using Bash, you don't even have to use grep:
files="*.jpg"
regex="[0-9]+_([a-z]+)_[0-9a-z]*"
for f in $files # unquoted in order to allow the glob to expand
do
if [[ $f =~ $regex ]]
then
name="${BASH_REMATCH[1]}"
echo "${name}.jpg" # concatenate strings
name=...
What is the preferred/idiomatic way to insert into a map?
... which you assign a value. Obviously, this can be inefficient if the mapped_type can benefit from being directly initialized instead of default constructed and assigned. This method also makes it impossible to determine if an insertion has indeed taken place or if you have only overwritten the value...