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How to extract the n-th elements from a list of tuples?
...: 1.32586884499
So over twice as fast if you have a 2 tuple pair to just convert to a dict and take the values.
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Prevent “overscrolling” of web page
... property has worked bug-free in Edge as well since version 79 when it got converted to use Chromium under-the-hood. The property also somewhat worked in the prior version, 18 but through a bug. Alternatively the other solution not using overscroll-behaviour-y property should work in earlier version...
How do I set the time zone of MySQL?
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To get a UTC datetime column as a UNIX timestamp
SELECT UNIX_TIMESTAMP(CONVERT_TZ(`utc_datetime`, '+00:00', @@session.time_zone)) FROM `table_name`
Note: Changing the timezone will not change the stored datetime or timestamp, but it will show a different datetime for existing timestamp columns...
How can I set the default timezone in node.js?
...to use node-time as a workaround: get your times in local or UTC time, and convert them to the desired timezone. See How to use timezone offset in Nodejs? for details.
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How to get the type of T from a member of a generic class or method?
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new List<int>().GetType().GetGenericArguments() returns System.Type[1] here with System.Int32 as entry
– Rauhotz
Feb 17 '09 at 15:40
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Gcc error: gcc: error trying to exec 'cc1': execvp: No such file or directory
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cc1 is the internal command which takes preprocessed C-language files and converts them to assembly. It's the actual part that compiles C. For C++, there's cc1plus, and other internal commands for different languages.
taken from this answer by Alan Shutko.
Solution for: Ubuntu / Linux Mint
sudo ap...
Take a screenshot of a webpage with JavaScript?
...eenshot. I had to use the keybd_event API call because SendKeys can't do PrintScreen. Here's the code for that:
Declare Sub keybd_event Lib "user32" _
(ByVal bVk As Byte, ByVal bScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)
Public Const CaptWindow = 2
Public Sub ScreenGrab()
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Is there any advantage of using map over unordered_map in case of trivial keys?
...( amortized O(1) vs. O(log n) ). Most times I use a map, I use either int or std::string as the key type; hence, I've got no problems with the definition of the hash function. The more I thought about it, the more I came to realize that I can't find any reason of using a std::map over a s...
How to Avoid Response.End() “Thread was being aborted” Exception during the Excel file download
I tried to convert my dataset into excel and download that excel .I got my required excel file.But System.Threading.ThreadAbortException was raised every excel download.
How to resolve this issue ?..
Please help me...
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What's Alternative to Singleton
...he last article explains in detail how to move the creation of new objects into a factory, so you can avoid using singletons. Worth reading for sure.
In short we move all of the new operators to a factory.
We group all of the objects of similar lifetime into a single factory.
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