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Git error on git pull (unable to update local ref)

...te local ref, when doing a pull in SourceTree. We used : git gc --prune=now This removes any duplicate reference objects which should fix the issue. Here are a few links where you can learn more about git references and pruning : git tip of the week git-prune documentation git references ...
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Explain how finding cycle start node in cycle linked list work?

...he loop length. After mu additional steps past the meeting point, you are now at X_(i + mu). But we have shown that X_(i + mu) = X_(mu + i) = X_mu, because of this special property of i, so mu steps past the meeting point must take you to X_mu, the start of the cycle. Basically modular arithmetic,...
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Serializing PHP object to JSON

...ion >= 5.4, do not use this answer, and just use PHP>= 5.4 (or, you know, a recent one) and implement the JsonSerializable interface You would define a function, for instance named getJsonData();, which would return either an array, stdClass object, or some other object with visible paramet...
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How can I create download link in HTML?

... This answer is outdated. We now have the download attribute. (see also this link to MDN) If by "the download link" you mean a link to a file to download, use <a href="http://example.com/files/myfile.pdf" target="_blank">Download</a> t...
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Why not inherit from List?

...st<Player> while you're at it, unless you believe that everyone who knows about a football team gets to delete players from the roster. Is inheriting from List<T> always unacceptable? Unacceptable to who? Me? No. When is it acceptable? When you're building a mechanism that ...
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What's the bad magic number error?

...s -- this didn't directly help me figure out my problem, but it's nice to know the answer anyways! – Noah Feb 5 '09 at 3:36 ...
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How to parse unix timestamp to time.Time

...g { loc, _ := time.LoadLocation("America/Los_Angeles") t := time.Now().In(loc) return t.Format("20060102150405") } func GetTodaysDate() string { loc, _ := time.LoadLocation("America/Los_Angeles") current_time := time.Now().In(loc) return current_time.Format("2006-01-02") }...
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How exactly do Django content types work?

...d you can do better. High five! Enter the Content Types framework! Well, now we're going to take a close look at our models and rework them to be more "reusable" and intuitive. Let's start by getting rid of the two foreign keys on our Comment model and replace them with a GenericForeignKey. # ou...
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Connection pooling options with JDBC: DBCP vs C3P0

...a shelf, the Apache Commons folk have taken DBCP out of dormancy and it is now, once again, an actively developed project. Thus my original post may be out of date. That being said, I haven't yet experienced this new upgraded library's performance, nor heard of it being de-facto in any recent app ...
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Insert a line break in mailto body

...codeURIComponent(). For example, this message: hello\rthis answer is now well formated\rand it contains good knowleadge\rthat is why I am up voting URI Encoded, results in: hello%0Dthis%20answer%20is%20now%20well%20formated%0Dand%20it%20contains%20good%20knowleadge%0Dthat%20is%20why%20I%20a...