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Combine two ActiveRecord::Relation objects
Suppose I have the following two objects:
8 Answers
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How to squash commits in git after they have been pushed?
This gives a good explanation of squashing multiple commits:
8 Answers
8
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How to create directory automatically on SD card
I'm trying to save my file to the following location
FileOutputStream fos = new FileOutputStream("/sdcard/Wallpaper/"+fileName);
but I'm getting the exception java.io.FileNotFoundException
However, when I put the path as "/sdcard/" it works.
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input type=“text” vs input type=“search” in HTML5
I'm new to HTML5 as begun to work with HTML5's new form input fields. When I'm working with form input fields, especially <input type="text" /> and <input type="search" /> IMO there wasn't any difference in all major browser including Safari, Chrome, Firefox and Opera. And the search...
Numpy: Get random set of rows from 2D array
...rray([7, 6])
>>> A[idx,:]
array([[0, 4, 1],
[1, 3, 1]])
Putting it together for a general case:
A[np.random.randint(A.shape[0], size=2), :]
For non replacement (numpy 1.7.0+):
A[np.random.choice(A.shape[0], 2, replace=False), :]
I do not believe there is a good way to generat...
findViewByID returns null
...l the other threads on this topic. And not only those from this site... (you see, I'm a little frustrated)
29 Answers
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convert an enum to another type of enum
I have an enum of for example ' Gender ' ( Male =0 , Female =1 ) and I have another enum from a service which has its own Gender enum ( Male =0 , Female =1, Unknown =2 )
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Use basic authentication with jQuery and Ajax
I am trying to create a basic authentication through the browser, but I can't really get there.
10 Answers
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How to print struct variables in console?
...ow can I print (in the console) the Id , Title , Name , etc. of this struct in Golang?
20 Answers
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How to execute a stored procedure within C# program
I want to execute this stored procedure from a C# program.
13 Answers
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