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What's the difference between :: (double colon) and -> (arrow) in PHP?
...thods and properties seem to be one of the biggest obstacles to those just starting out with OOP PHP in PHP 5.
The double colon operator (which is called the Paamayim Nekudotayim from Hebrew - trivia) is used when calling an object or property from a static context. This means an instance of the o...
WSDL vs REST Pros and Cons
...will not follow any current standard and this is the main issue here if we start to call everything web services but we can do it the way we want then we are loosing on the interoperability side of the things. That means that the format of the data that is exchanged with the web service is not stand...
Is there a difference between copy initialization and direct initialization?
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@luca i recomend to start a new question for that so others can benefit from the answer people give aswell
– Johannes Schaub - litb
Sep 8 '15 at 14:57
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What does O(log n) mean exactly?
...ecks to see if they're in the right order, and if not, it unloads them and starts over. (This is the dreaded bogo sort.)
O(nn): You fix the robot so that it's loading things correctly. The next day, one of your co-workers plays a prank on you and wires the loading dock robot to the automated printin...
What is the difference between properties and attributes in HTML?
...d). In fact, the logical approach that everyone assumes is the case at the start would be to not separate the attributes and properties at all. Attributes should not be immutable, but should always reflect the property values. There shouldn't be a distinction between the two.
–...
Which characters make a URL invalid?
...t's notable that Tomcat in recent releases (7.0.73+, 8.0.39+, 8.5.7+) have started rejecting requests with characters from the "unwise" category with HTTP 400 errors: "Invalid character found in the request target. The valid characters are defined in RFC 7230 and RFC 3986"
– Ph...
How do I include inline JavaScript in Haml?
...ul for large blocks of text without HTML tags, when you don’t want lines starting with . or - to be parsed.
For more detail, please refer to haml.info
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How to access the correct `this` inside a callback?
...s I've seen it appear in a number of other places, but it is also why I've started to use _this, but am not sure how others feel, except for the non-uniform practice that has resulted.
– vol7ron
Sep 12 '14 at 15:39
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Why can templates only be implemented in the header file?
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I've added a sentence at the very start of this answer to clarify that the question is based on a false premise. If somebody asks "Why is X true?" when in fact X is not true, we should quickly reject that assumption.
– Aaron McDaid
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Expand Python Search Path to Other Source
...environment variable PYTHONPATH will be inserted into sys.path when Python starts up.
Use site.addsitedir to add a directory to sys.path. The difference between this and just plain appending is that when you use addsitedir, it also looks for .pth files within that directory and uses them to possibly...