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Best way to serialize an NSData into a hexadeximal string
..., and >'s. Stripping characters just feels too "hacky". Plus you never know if Apple will change the formatting of NSData's -description in the future.
NOTE: I have had people reach out to me about licensing for the code in this answer. I hereby dedicate my copyright in the code I posted in this...
Understanding generators in Python
...u do not look into until you understand the basic concept of a generator.
Now you may ask: why use generators? There are a couple of good reasons:
Certain concepts can be described much more succinctly using generators.
Instead of creating a function which returns a list of values, one can write ...
When to delete branches in Git?
...ranch on GitHub.
Because some links can't be changed, such as in email, I now avoid hyperlinking to GitHub branches entirely and link to a commit or tag from day one.
I prefer to delete branches after they're merged in. This prevents the visual clutter of a long list of branches in your repository...
JavaScript curry: what are the practical applications?
...ve some logic that will be applied to two or more arguments, and you only know the value(s) for some of those arguments.
You can use partial application/currying to fix those known values and return a function that only accepts the unknowns, to be invoked later when you actually have the values yo...
How to customize the background/border colors of a grouped table view cell?
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UPDATE: In iPhone OS 3.0 and later UITableViewCell now has a backgroundColor property that makes this really easy (especially in combination with the [UIColor colorWithPatternImage:] initializer). But I'll leave the 2.0 version of the answer here for anyone that needs it…
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How do I reset a sequence in Oracle?
... Hey @Jon ,I am aware of the undocumented feature, however, I didn't know it is seen in the generated script from DBMS_METADATA_DIFF. Could you let me know how you generated the script, which procedure etc.? I would try to test it too.
– Lalit Kumar B
May ...
Cached, PHP generated Thumbnails load slowly
... currently working on reducing the open connections (went from 40 orso to now 30 orso... the final push is the most difficult as some of the images are repweating backgrounds and cannot go into a sprite (or???)
– Sam
Mar 10 '11 at 8:48
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Why can't I see the “Report Data” window when creating reports?
...the toolbox, and add controls to the report, but the "Report Data" pane is nowhere to be found, so I can't fill the controls on my report. However, if I run the solution, the "Report Data" pane appears, and I can drag fields on to my report, however the Toolbox contains no controls while I'm runnin...
How do I remove an item from a stl vector with a certain value?
...ontainer_type::erase to do the REAL removal of the extra elements that are now at the end of the container:
std::vector<int> vec;
// .. put in some values ..
int int_to_remove = n;
vec.erase(std::remove(vec.begin(), vec.end(), int_to_remove), vec.end());
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Function in JavaScript that can be called only once
... executed only once, in each time after the first it won't be executed. I know from C++ and Java about static variables that can do the work but I would like to know if there is a more elegant way to do this?
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