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Git: what is a dangling commit/blob and where do they come from?
...st the ability to recover dangling blobs and commits that you may not want now but you might want in the future. Once you run garbage collection you take away some pretty powerful revert functionality from git. Use with caution and as the exception, not the rule. --- Just let git do its thing.
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How to reposition Chrome Developer Tools
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Cool, dock to right works. Now how do I move the CSS inspector on the Elements tab to the bottom of the dev tools pane? Otherwise I have to view the HTML and the CSS side-by-side in very narrow columns.
– Vicky Chijwani
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ORA-00979 not a group by expression
...ow as result with the first column 0 to fulfill the GROUP BY but there are now two values of bar to chose from. Which result would you expect - A or B? Or should the database return more than one row, violating the contract of GROUP BY?
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CHECK constraint in MySQL is not working
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@Jérôme I know, I have some (more recent) answers that include improvements in this area (there had been other ways to workaround this issue, both in MariaDB and MySQL, before MariaDB properly implemented CHECK constraints). What I'm no...
OpenID vs. OAuth [duplicate]
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@Mark: So it is now. I upvoted accepted one up (and yours as well). Should be a badge now.
– Robert Koritnik
May 16 '11 at 10:41
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Why prefer two's complement over sign-and-magnitude for signed numbers?
... to 4 bits for size). In the two's complement way, they are 0010 and 1111. Now, let's say I want to add them.
Two's complement addition is very simple. You add numbers normally and any carry bit at the end is discarded. So they're added as follows:
0010
+ 1111
=10001
= 0001 (discard the carry)
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What is a clean, pythonic way to have multiple constructors in Python?
I can't find a definitive answer for this. As far as I know, you can't have multiple __init__ functions in a Python class. So how do I solve this problem?
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C# Object Pooling Pattern implementation
...This question is a little trickier than one might expect due to several unknowns: The behaviour of the resource being pooled, the expected/required lifetime of objects, the real reason that the pool is required, etc. Typically pools are special-purpose - thread pools, connection pools, etc. - becau...
iOS 7: UITableView shows under status bar
... and drag both the dataSource and the delegate to your ViewController.
Now for the part of not clipping into the status bar.
Grab the top edge of your Table View and move it down to one of the dashed blue auto-layout guides that are near the top
Now, you can control drag from the Table Vi...
Bubble Sort Homework
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To explain why your script isn't working right now, I'll rename the variable unsorted to sorted.
At first, your list isn't yet sorted. Of course, we set sorted to False.
As soon as we start the while loop, we assume that the list is already sorted. The idea is this: as ...