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How to embed a video into GitHub README.md?
... the picture generated by youtube for your video.
For youtube urls in the form of:
https://www.youtube.com/watch?v=<VIDEO ID>
https://youtu.be/<VIDEO URL>
The preview urls are in the form of:
https://img.youtube.com/vi/<VIDEO ID>/maxresdefault.jpg
https://img.youtube.com/vi/&l...
What is the difference between .text, .value, and .value2?
...) or boolean)
.Value gives you the same as .Value2 except if the cell was formatted as currency or date it gives you a VBA currency (which may truncate decimal places) or VBA date.
Using .Value or .Text is usually a bad idea because you may not get the real value from the cell, and they are slower...
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
In the Mac and iOS platforms, memory leaks are often caused by unreleased pointers. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
...
What is the purpose of the “role” attribute in HTML?
... and note are valid roles, and so the link role will be applied in the platform accessibility API because it comes first. If you use custom roles, make sure they don't conflict with any defined role in ARIA or the host language you're using (HTML, SVG, MathML, etc.)
...
Automating the InvokeRequired code pattern
... de Klerk (see comment in 1st code snippet for insert point):
// When the form, thus the control, isn't visible yet, InvokeRequired returns false,
// resulting still in a cross-thread exception.
while (!control.Visible)
{
System.Threading.Thread.Sleep(50);
}
See ToolmakerSteve's comment belo...
How to resolve the C:\fakepath?
...
Just post the form: the browser will take care of the upload. Your web site doesn't need to know the full path back on the client.
– Rup
Jan 31 '11 at 14:09
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The name 'InitializeComponent' does not exist in the current context
...hasn't been chosen, but this is it and I ran into this coding some Xamarin.Forms.
– Marcus Shockley
Oct 16 '14 at 13:12
1
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How do you know when to use fold-left and when to use fold-right?
...like a list iteration, one that would be simple to write in tail-recursive form, foldl is the way to go.
But really this will be probably be most evident from the associativity of the operators you are using. If they are left-associative, use foldl. If they are right-associative, use foldr.
...
Elastic search, multiple indexes vs one index and types for different data sets?
...ill incur more storage with each additional shard being created and the performance gain is marginal.
Recommended if your data set is big and your queries are taking a long time to process, since dedicated shards are storing your specific data and it will be easier for Elasticsearch to process.
Im...
C++ equivalent of StringBuffer/StringBuilder?
...eam or just plain string concatenations. C++ strings are mutable so the performance considerations of concatenation are less of a concern.
with regards to formatting, you can do all the same formatting on a stream, but in a different way, similar to cout. or you can use a strongly typed functor whi...