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“Could not load type [Namespace].Global” causing me grief
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One situation I've encountered which caused this problem is when you specify the platform for a build through "Build Configuration".
If you specify x86 as your build platform, visual studio will automatically assign bin/x8...
Extract a dplyr tbl column as a vector
Is there a more succinct way to get one column of a dplyr tbl as a vector, from a tbl with database back-end (i.e. the data frame/table can't be subset directly)?
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How do I make a transparent canvas in html5?
...canvas transparent? I need to because I want to put two canvases on top of one another.
6 Answers
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UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...is solution :
StaticDataTableViewController 2.0
https://github.com/xelvenone/StaticDataTableViewController
which can show/hide/reload any static cell(s) with or without animation!
[self cell:self.outletToMyStaticCell1 setHidden:hide];
[self cell:self.outletToMyStaticCell2 setHidden:hide];
[sel...
Java code To convert byte to Hexadecimal
...is sign-extended to a 32-bit int. To effectively undo this sign extension, one can mask the byte with 0xFF.
byte b = -1;
System.out.println(Integer.toHexString(b & 0xFF));
// prints "ff"
Another issue with using toHexString is that it doesn't pad with zeroes:
byte b = 10;
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Rotating a two-dimensional array in Python
... array came up. Searching for the optimal solution I found this impressive one-liner that does the job:
7 Answers
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How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
I'm trying to implement search code in my CoreData-based iPhone app. I'm not sure how to proceed. The app already has an NSFetchedResultsController with a predicate to retrieve the data for the primary TableView. I want to make sure I'm on the right path before I change too much code. I'm confus...
How to “pull” from a local branch into another one?
...rom the local repository instead of the origin repository. No fetching is done (because everything from the local repository is already here!). There's no advantage – both commands do more or less the same. If you are doing fast-forwards, you could use push . origin/branch:branch (not pull) to upd...
What is the maximum value for an int32?
...onic: 2^10 is very near to 1000, so 2^(3*10) is 1000^3 or about 1 billion. One of the 32 bits is used for sign, so the max value is really only 2^31, which is about twice the amount you get for 2^(3*10): 2 billion.
– 16807
Dec 3 '13 at 22:24
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How do I erase an element from std::vector by index?
...ond element (vec[1])
vec.erase(vec.begin() + 1);
Or, to delete more than one element at once:
// Deletes the second through third elements (vec[1], vec[2])
vec.erase(vec.begin() + 1, vec.begin() + 3);
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