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Is String.Contains() faster than String.IndexOf()?
...really the speed differences we're talking about are minute - the point is one calls the other, and Contains is more readable if you don't need the index. In other words don't worry about it.
– Chris S
Nov 15 '15 at 18:17
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Explain the use of a bit vector for determining if all characters are unique
...his (not too familiar with bit vectors). Here is the code given. Could someone please walk me through this?
12 Answers
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IE9 border-radius and background gradient bleeding
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Here's one solution that adds a background gradient, using a data URI to create a semi-transparent image that overlays any background color. I've verified that it's clipped correctly to the border radius in IE9. This is lighter we...
How do popular apps authenticate user requests from their mobile app to their server?
...Answer, As, peterpan stated, its is a token based way of authentication is one time thing and out of the equation.These tokens are expired or that power is given to the developer in some cases.
The interesting thing behind this is that, resource access scope can be defined rather than allowing the...
Editing in the Chrome debugger
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In later versions of Chrome the tab icons have gone and the 'Scripts' tab is renamed to 'Sources' - so might not be obvious to find the javascript debugger. Some more info here stackoverflow.com/questions/12113769/…
– chrisjleu
May ...
What are the downsides to using Dependency Injection? [closed]
I'm trying to introduce DI as a pattern here at work and one of our lead developers would like to know: What - if any - are the downsides to using the Dependency Injection pattern?
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How can I use “sizeof” in a preprocessor macro?
...o (requires #include <windows.h>), which uses a trick similar to the one described in section 2.
Usage:
C_ASSERT(sizeof(someThing) == PAGE_SIZE);
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How to check if an element is in an array
...de that looped and looped trying to see if a list already had an item with one of it's fields containing a string value. It's one line in Swift, using a filter on that field.
– Maury Markowitz
Mar 8 '15 at 14:39
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How can I change the file type association of an existing file in WebStorm?
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This worked for me, one of my filenames was explicitly showing as a "text file" and was not hitting the regex on another filetype.
– enderland
Jul 6 '16 at 15:49
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Where can I find my Azure account name and account key?
...keys - primary and secondary. Specify either. You have two so you can give one out to someone (such as giving the secondary key to a 3rd-party monitoring company) and revoke it by changing the key, without impacting you (assuming you're using the primary key for yourself).
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