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Is there a VB.NET equivalent for C#'s '??' operator?
...at's if you use it with 3 arguments. If you use it with 2 arguments, it is more that ?? (see another answer to this question: stackoverflow.com/a/20686360/1474939)
– Brian J
Dec 21 '16 at 14:10
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What “things” can be injected into others in Angular.js?
...e table with "yes" and "no" with no explanation, I'll go into a little bit more detail.
[Note, added after finishing: this ended up being... quite a bit longer than I expected. There's a tl;dr at the bottom, but I hope this proves informational.]
[This answer has also been added to the AngularJS w...
What's the use of ob_start() in php?
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Adding an identity to an existing column
...ew', 'ID', 'Column'
See the following Microsoft SQL Server Forum post for more details:
How to alter column to identity(1,1)
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How can I debug a HTTP POST in Chrome?
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Go to Chrome Developer Tools (Chrome Menu -> More Tools -> Developer Tools)
Choose "Network" tab
Refresh the page you're on
You'll get list of http queries that happened, while the network console was on. Select one of them in the left
Choose "Headers" tab
Voila!
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When to use -retainCount?
...tp://bugreport.apple.com and request that -retainCount be deprecated. The more people that ask for it, the better.
edit #2
As an update,[NSNumber numberWithInt:1] now has a retainCount of 9223372036854775807. If your code was expecting it to be 2, your code has now broken.
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What linux shell command returns a part of a string? [duplicate]
...ction, using the built-in substring expansion (see dmckee's answer) is the more efficient way to go. That said, cut is easier to remember and use.
– Toybuilder
Nov 14 '11 at 17:44
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Overlaying histograms with ggplot2 in R
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position = 'identity' isn't just a more readable answer, it gels more nicely with more complicated plots, such as mixed calls to aes() and aes_string().
– rensa
Apr 4 '16 at 3:41
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Assembly code vs Machine code vs Object code?
...ds to new machine code and executes them. Modern interpreters are now much more complicated: evaluating whole sections of source code at a time, caching and optimizing where possible, and handling complex memory management tasks.
One final type of program involves the use of a runtime-environment or...
Why does Javascript's regex.exec() not always return the same value? [duplicate]
...ect, it will start from the index past the end of the last match.
When no more matches are found, the index is reset to 0 automatically.
To reset it manually, set the lastIndex property.
reg.lastIndex = 0;
This can be a very useful feature. You can start the evaluation at any point in the s...