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How to pass multiple parameters in a querystring
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field1=value1&field2=value2&field3=value3...
The query string is composed of a series of field-value pairs.
Within each pair, the field name and value are separated by an equals sign. The equals sign may be omitted if the value is an empty string.
The series of pairs is separated by the am...
What does it mean to start a PHP function with an ampersand?
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Can I update a component's props in React.js?
...it seems like props are intended to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
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vs
...namespace in C++ is a minefield, try to avoid it. One might argue that the committee has ratified a practice by implementations that is nearly as harmful as sticking using namespace std; at top level in a header file -- the difference being that the implementations only do it for symbols in the C st...
How to serialize Joda DateTime with Jackson JSON processor?
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This has become very easy with Jackson 2.0 and the Joda module.
ObjectMapper mapper = new ObjectMapper();
mapper.registerModule(new JodaModule());
Maven dependency:
<dependency>
<groupId>com.fasterxml.jackson.datatype...
Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
...on't know why you'd want to, since they say it is supposed to be "a string comprised of three period-separated integers". For a release build, it would be reasonable to make the two numbers the same. For a development build, you might tack something else on to the CFBundleVersion, maybe another do...
Change timestamps while rebasing git branch
I have reorganized the commits in a branch before it is going to be made public causing the timestamps of the commits to be in an mixed up order. I would rather have them be all be today with only seconds in between.
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What is digest authentication?
...rver.
The server gives the client a one-time use number (a nonce) that it combines with the username, realm, password and the URI request. The client runs all of those fields through an MD5 hashing method to produce a hash key.
It sends this hash key to the server along with the username and the r...
When should I use perror(“…”) and fprintf(stderr, “…”)?
...(errno) will generate the printed string value for errno, and you can then combined that with any other custom error message via fprintf.
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