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Center content of UIScrollView when smaller
I have a UIImageView inside a UIScrollView which I use for zooming and scrolling. If the image / content of the scroll view is bigger than the scroll view, everything works fine. However, when the image becomes smaller than the scroll view, it sticks to the top left corner of the scroll view. I ...
Open directory dialog
...irectory where a file that I will then generate will be saved. I know that in WPF I should use the OpenFileDialog from Win32, but unfortunately the dialog requires file(s) to be selected - it stays open if I simply click OK without choosing one. I could "hack up" the functionality by letting the u...
Multidimensional Array [][] vs [,] [duplicate]
...ble[3];
x[3] = new double[100];
x[4] = new double[1];
Because each entry in the array is a reference to an array of double. With a jagged array, you can do an assignment to an array like you want in your second example:
x[0] = new double[13];
On the second item, because it is a uniform 2d array...
Where is Java Installed on Mac OS X?
...st downloaded Java 7u17 on Mac OS 10.7.5 from here and then successfully installed it. In order to do some JNI programming, I need to know where Java installed on my Mac.
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What's the purpose of git-mv?
...:
mv oldname newname
git add newname
git rm oldname
i.e. it updates the index for both old and new paths automatically.
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What is the difference between square brackets and parentheses in a regex?
Here is a regular expression I created to use in JavaScript:
3 Answers
3
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How to Free Inode Usage?
I have a disk drive where the inode usage is 100% (using df -i command).
However after deleting files substantially, the usage remains 100%.
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Read a file line by line assigning the value to a variable
I have the following .txt file:
10 Answers
10
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How to add multiple objects to ManyToMany relationship at once in Django ?
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Use: object.m2mfield.add(*items) as described in the documentation:
add() accepts an arbitrary number of arguments, not a list of them.
add(obj1, obj2, obj3, ...)
To expand that list into arguments, use *
add(*[obj1, obj2, obj3])
Addendum:
Django does not call ob...
How to differentiate between time to live and time to idle in ehcache
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timeToIdleSeconds enables cached object to be kept in as long as it is requested in periods shorter than timeToIdleSeconds. timeToLiveSeconds will make the cached object be invalidated after that many seconds regardless of how many times or when it was requested.
Let's say t...