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Best way to test for a variable's existence in PHP; isset() is clearly broken
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Ah ha! NOW you're talkin'! How would you do that for, say, class properties?
– chazomaticus
Jan 6 '09 at 21:23
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PHP ORMs: Doctrine vs. Propel
...t more. The release is planned for the end of Q1 2010, but you can test it now in your Symfony projects.
– Jan Fabry
Jan 15 '10 at 7:24
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How to encode a URL in Swift [duplicate]
...s better for usability to avoid percent-
encoding those characters.
Nowadays, you'd generally use URLComponents to percent escape the query value:
var address = "American Tourister, Abids Road, Bogulkunta, Hyderabad, Andhra Pradesh, India"
var components = URLComponents(string: "http://maps....
Programmatically scroll a UIScrollView
... flick. Basically my code works in a way similar to the iPhone photo app. Now, is there a way that I can programmatically do the same thing so that I end up with a slideshow that runs on its own with a click of a button and a configurable pause between each scroll?
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Search for executable files using find command
...ric questions, it is sufficient to use the POSIX-compliant -perm primary (known as a test in GNU find terminology).
-perm allows you to test for any file permissions, not just executability.
Permissions are specified as either octal or symbolic modes. Octal modes are octal numbers (e.g., 111), whe...
Should I declare Jackson's ObjectMapper as a static field?
... is still thread-safe after ObjectMapper#setDateFormat() is called. It is known that SimpleDateFormat is not thread safe, thus ObjectMapper won't be unless it clones e.g. SerializationConfig before each writeValue() (I doubt). Could you debunk my fear?
– dma_k
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Disable cache for some images
...to prevent caching was:
Cache-Control = 'no-store'
For completeness i'm now using all 3 of 'no-cache, no-store, must-revalidate'
So in my case (serving dynamically generated images out of Flask in Python), I had to do the following to hopefully work in as many browsers as possible...
def make_u...
How to cherry pick a range of commits and merge into another branch?
...the comments:
This assumes that B is not a root commit; you'll get an "unknown revision" error otherwise.
Note: as of Git 2.9.x/2.10 (Q3 2016), you can cherry-pick a range of commit directly on an orphan branch (empty head): see "How to make existing branch an orphan in git".
Original answer (Jan...
Anonymous recursive PHP functions
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Mind Blown! Thanks a lot! How did I not know about this till now? The amount of application I have for recursive anonymous functions is huge. Now I can finally loop through nested structures in layouts without having to explicitly define a method and keep all my lay...
GoogleTest: How to skip a test?
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You can now use the GTEST_SKIP() macro to conditionally skip a test at runtime. For example:
TEST(Foo, Bar)
{
if (blah)
GTEST_SKIP();
...
}
Note that this is a very recent feature so you may need to update your Go...