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How do I view the type of a scala expression in IntelliJ
... Looks like Ctrl + Q resolves the parameterized types in the latest plugin version
– Jon Freedman
Jun 18 '12 at 16:20
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Node.js Error: Cannot find module express
...lation is only for setting up system-wide available binaries, such as unit test runners or bootstrappers or things like that.
With Express, when you install it globally, you get an express binary that can bootstrap an application for you. For more information, type
$ express --help
So, to answer...
ImportError: No module named matplotlib.pyplot
...on of matplotlib using python3 -m pip install matplotlib solved the error. Tested on Ubuntu 16.04.
– vineeshvs
Jun 5 '19 at 6:22
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How do I get only directories using Get-ChildItem?
... only directories recursively
ls -file -r #lists only files recursively
Tested on PowerShell 4.0, PowerShell 5.0 (Windows 10), PowerShell Core 6.0 (Windows 10, Mac, and Linux), and PowerShell 7.0 (Windows 10, Mac, and Linux).
Note: On PowerShell Core, symlinks are not followed when you specify t...
Replace string within file contents
...awesome, i love dogs! dog dog dogs!
Linux Command:
sed -i 's/dog/cat/g' test.txt
Output:
Hi, i am a cat and cat's are awesome, i love cats! cat cat cats!
Original Post: https://askubuntu.com/questions/20414/find-and-replace-text-within-a-file-using-commands
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Use of “instanceof” in Java [duplicate]
... A { }
class C extends A { }
class D extends A { }
public static void testInstance(){
A c = new C();
A d = new D();
Assert.assertTrue(c instanceof A && d instanceof A);
Assert.assertTrue(c instanceof C && d instanceof D);
Assert.assertFalse(c instanceof D);
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What does Expression.Quote() do that Expression.Constant() can’t already do?
...not-rewritten reference to an outer variable? Why? Perhaps because you are testing your compiler and want to just pass the constant on through so that you can perform some other analysis on it later. Your proposal would make that impossible; any constant that happens to be of expression tree type wo...
Auto Scale TextView Text to Fit within Bounds
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What I stumbled upon is, that you should always test this with different text sizes you can set in the Android settings. Otherwise the autoSizeMaxTextSize might be too low and the text is cut off.
– L3n95
Jan 13 at 18:52
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How do I write output in same place on the console?
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# Otherwise, the text may not appear at all, or appear inconsistently.
# tested on PyCharm 2019.3, Python 3.6
import time
print('Start.')
for i in range(100):
time.sleep(0.02)
print('\rDownloading File FooFile.txt [%d%%]'%i, end="")
print('\nDone.')
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Increment value in mysql update query
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Also, to "increment" string, when update, use CONCAT
update dbo.test set foo=CONCAT(foo, 'bar') where 1=1
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