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How to get a DOM Element from a JQuery Selector
...of code, but would take a day to use document.getElementById. I agree that mixing libraries is a bad idea, but it just happens sometimes and the task of getting a DOM element from a jquery object is just hard, especially with .get(0) not having browser compatibility.
– Slavo
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Best way to serialize an NSData into a hexadeximal string
...decimal string. The idea is to serialize the deviceToken used for notification before sending it to my server.
15 Answers
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App Inventor 2 中的响应式设计 · App Inventor 2 中文网
...work with in your app design for the tablet.
It’s also possible to take mixed approaches. These can be more confusing and less useful, and we recommend that you use them only in special circumstances. Here’s how they behave:
Using percentages with fixed sizing: Suppose you set sizing to f...
How to implement a many-to-many relationship in PostgreSQL?
...se, unquoted identifiers. Never use reserved words and avoid double-quoted mixed case identifiers if you can.
"name" is not a good name. I renamed the column of the table product to be product (or product_name or similar). That is a better naming convention. Otherwise, when you join a couple of tab...
Why is enum class preferred over plain enum?
...s Animal{Dog, Cat, Tiger};
enum class Pets{Dog, Parrot};
Here we can not mix Animal and Pets values.
Animal a = Dog; // Error: which DOG?
Animal a = Pets::Dog // Pets::Dog is not an Animal
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Launch custom android application from android browser
Can anybody please guide me regarding how to launch my android application from the android browser?
16 Answers
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Using Kafka as a (CQRS) Eventstore. Good idea?
...essages—whether or not they
have been consumed—for a configurable period of time. For example if
the retention is set for two days, then for the two days after a
message is published it is available for consumption, after which it
will be discarded to free up space. Kafka's performance i...
UILabel - Wordwrap text
...iting a UILabel in IB, you can enter multiple lines of text by pressing option+return to get a line break - return alone will finish editing.
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What is a provisioning profile used for when developing iPhone applications?
What is the purpose of a provisioning profile and why is it needed when developing an iPhone application? If I don't have a provisioning profile, what happens?
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What is the difference between pip and conda?
...er, not as a core feature. Conda manages environments, each with their own mix of installed packages at specific versions. So project A, having been developed some time ago, can still cling on to an older version of library Foo (no resources available to upgrade the project to work with a newer rele...