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Android Studio inline compiler showing red errors, but compilation with gradle works fine
...for me.
Choose File option from menu on left top side of android studio.
Select the option: Invalidate Cache/Restart It will open an dialog.
Click on the first button with option: Invalidate and Restart
It will close Android Studio and restart it. Also, it will start re-indexing the project.
It ...
Generate list of all possible permutations of a string
...re x and y is how you define them and r is the number of characters we are selecting from --if I am understanding you correctly. You should definitely generate these as needed and not get sloppy and say, generate a powerset and then filter the length of strings.
The following definitely isn't the b...
VB.NET equivalent to C# var keyword [duplicate]
...hen just use the Dim keyword, thus:
Dim query = From x In y Where x.z = w Select x
Contrary to some of the other answers, you do not need Option Strict On.
If you're using the VS IDE you can just hover over the variable names, but to get the compile-time types of variables (GetType(variableName)...
Convert data.frame columns from factors to characters
... can create a logical vector of which columns are factors, and use that to selectively apply factor
f <- sapply(bobf, class) == "factor"
bobc[,f] <- lapply(bobc[,f], factor)
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The executable gets signed with invalid entitlements in Xcode
...in app. Or if you are using automatic singing make sure you have same team selected in Tests target.
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XML Schema (XSD) validation tool? [closed]
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For Windows there is the free XML Notepad 2007.
You can select XSD's for it to validate against
UPDATE: better yet, use Notepad++ with the XML Tools plugin
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How can I output leading zeros in Ruby?
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This should be the selected answer.
– Dan Barron
Jul 28 '14 at 14:40
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How to fix: “HAX is not working and emulator runs in emulation mode”
...result from the menu Tools ➞ SDK Manager, and then on the SDK Tools tab, select the checkbox for Intel x86 Emulator Accelerator (HAXM installer), and click Ok.
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Cannot create an array of LinkedLists in Java…?
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IMO, this should be the selected answer. I haven't experimented, but I have the gut feeling that Sergey's #2 method creates quite a bit of overhead; and I'm POSITIVE that #1 does. A list is not as efficient as an array in several ways which I won't ...
ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
... problem was:
To see which user you are, and whose permissions you have:
select user(), current_user();
To delete the pesky anonymous user:
drop user ''@'localhost';
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