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Why doesn't Console.Writeline, Console.Write work in Visual Studio Express?
... Make my day! I can loop through my LINQ query and write to the console now which is quick cheap way of getting the correct data into the fray.
– JustJohn
Aug 30 '15 at 6:07
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Draw Circle using css alone [duplicate]
...age, and most modern websites have done so. The border-radius property is now supported pretty much across the board (caniuse.com/#search=border-radius), so should be the accepted answer.
– bjg222
Aug 24 '18 at 22:19
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Difference between String replace() and replaceAll()
...erloaded to accept both a primitive char and a CharSequence as arguments.
Now as far as the performance is concerned, the replace() method is a bit faster than replaceAll() because the latter first compiles the regex pattern and then matches before finally replacing whereas the former simply matche...
How to get a list of installed android applications and pick one to run
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@DavidT. I already figured it out. Now, I'm working on how can I access those installed app in order to create a shortcut inside my App. Is that possible?
– androidBoomer
Jan 24 '14 at 1:35
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Convert dd-mm-yyyy string to date
.../(\d{2})-(\d{2})-(\d{4})/, "$2/$1/$3"))
Why not use regex?
Because you know you'll be working on a string made up of three parts, separated by hyphens.
However, if you were looking for that same string within another string, regex would be the way to go.
Reuse
Because you're doing this more th...
Bash empty array expansion with `set -u`
..., Bash 4.4 fixed the situation; you don't need to use this pattern if you know your script will only run on 4.4+, but many systems are still on earlier versions.
– dimo414
May 9 at 22:28
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'is' versus try cast with null check
... casts seem to be performed as fast as they used to be but as and linq are now approximately 3 times faster.
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How to make a background 20% transparent on Android
...w this procedure:
Given a transparency percentage, for example 20%, you know the opaque percentage value is 80% (this is 100-20=80)
The range for the alpha channel is 8 bits (2^8=256), meaning the range goes from 0 to 255.
Project the opaque percentage into the alpha range, that is, multiply the r...
How does virtual inheritance solve the “diamond” (multiple inheritance) ambiguity?
...ally inherit A. D's object size is increased because it stores 2 pointers now; however there is only one A now.
So B::A and C::A are the same and so there can be no ambiguous calls from D. If you don't use virtual inheritance you have the second diagram above. And any call to a member of A the...
Which is more efficient: Multiple MySQL tables or one large table?
...multiple values in future. e.g. credit limit is a single value field as of now. But tomorrow, you may decide to change the values as (date from, date to, credit value). Split tables might come handy now.
My vote would be for multiple tables - with data appropriately split.
Good luck.
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