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How do I switch between the header and implementation file in Xcode 4?
...e it works. Click anywhere at all on the actual code. (If you're active in one of the other many panes of Xcode, the keystroke combo has no, or different, meaning(s).)
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MySQL Multiple Joins in one query?
...hich will return all your dashboard messages and an image_filename only if one exists (otherwise you'll get a null)
SELECT dashboard_data.headline, dashboard_data.message, dashboard_messages.image_id, images.filename
FROM dashboard_data
INNER JOIN dashboard_messages
ON dashboard_messa...
How to get the index of a maximum element in a numpy array along one axis
... a given axis as the OP asks: it is wrong. Moreover, if there is more than one maximum, it retrieves the indices of only the first maximum: this should be pointed out. Try with a = np.array([[1,4,3],[4,3,1]]) to see that it returns i,j==0,1, and neglects the solution at i,j==1,0. For the indices of ...
Patterns for handling batch operations in REST web services?
...rt of each resource, you treat it as a bucket into which to put resources. One example was already posted. I adjusted it a little.
POST /mail?markAsRead=true
POSTDATA: ids=[0,1,2]
Basically, you are updating the list of mail marked as read.
You can also use this for assigning several items to th...
Should I use pt or px?
What is the difference between pt and px in CSS? Which one should I use and why?
5 Answers
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Can a C# lambda expression have more than one statement?
Can a C# lambda expression include more than one statement?
8 Answers
8
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Can I get git to tell me all the files one user has modified?
I would like git to give me a list of all the files modified by one user, across all commits.
4 Answers
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Is it possible to GROUP BY multiple columns using MySQL?
Is it possible to GROUP BY more than one column in a MySQL SELECT query? For example:
7 Answers
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Multidimensional Array [][] vs [,] [duplicate]
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One is an array of arrays, and one is a 2d array. The former can be jagged, the latter is uniform.
That is, a double[][] can validly be:
double[][] x = new double[5][];
x[0] = new double[10];
x[1] = new double[5];
x[2] = ...
How to append something to an array?
...nsole.log(arr);
You can use the push() function to append more than one value to an array in a single call:
// initialize array
var arr = ["Hi", "Hello", "Bonjour", "Hola"];
// append multiple values to the array
arr.push("Salut", "Hey");
// display all values
for (var i = 0; i < arr...