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Read a variable in bash with a default value
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I just wrote this comment following a scratched itch. I now have a shell function, which includes the above, and I tend to use that. Shell doesn't seem to loop nicely, so I try to avoid it. I might test the result from my function, and give one more try, but basically, I'm writi...
Using Mockito with multiple calls to the same method with the same arguments
... Thank you for the great and simple instructions. Never knew this until now. I was struggling to find how to get back two different results on two identical call. Save me tons of time.
– CharlesC
Sep 26 '19 at 14:45
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What is the reason for having '//' in Python? [duplicate]
...e, even though both operands are floats, // still floors -- so you always know securely what it's gonna do.
Single / may or may not floor depending on Python release, future imports, and even flags on which Python's run, e.g....:
$ python2.6 -Qold -c 'print 2/3'
0
$ python2.6 -Qnew -c 'print 2/3'
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Length of a JavaScript object
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This doesn't have to modify any existing prototype since Object.keys() is now built in.
Edit: Objects can have symbolic properties which can not be returned via Object.key method. So the answer would be incomplete without mentioning them.
Symbol type was added to the language to create unique ide...
Parsing query strings on Android
...() worked, but was deprecated in L, and removed in M.
So the best answer now is UrlQuerySanitizer. This has existed since API level 1 and still exists. It also makes you think about the tricky issues like how do you handle special characters, or repeated values.
The simplest code is
UrlQuerySan...
How to test a confirm dialog with Cucumber?
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The selenium driver now supports this
From Capybara you would access it like this:
page.driver.browser.switch_to.alert.accept
or
page.driver.browser.switch_to.alert.dismiss
or
page.driver.browser.switch_to.alert.text
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How to force uninstallation of windows service
... show.
taskkill /pid <SERVICE_PID> /f
Where /f is to force stop.
Now you can install or launch your service.
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How do I fix “Failed to sync vcpu reg” error?
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this worked ,my virtualbox was running in background ,now i really want both of them to work
– Irfan Ahmad
Aug 17 '16 at 13:17
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Install tkinter for Python
... installation directory - and it should work. It worked for me - and I can now import Tkinter etc to my heart's content - yipidy-yay. An entire afternoon spent on this - hope this note saves others from the pain.
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How do you update Xcode on OSX to the latest version?
...ode is currently version 7.2. But need 7.3 to develop for my iPhone which now is on version 9.3 of iOS.
– Alyoshak
Mar 29 '16 at 14:31
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