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How do I check if a variable exists?
...ecause it complicates the code and opens up questions such as, should this confirm to the Singleton programming pattern? Fortunately, Python has allowed functions to have attributes for a while, which gives us this simple solution:
def InitMyVariable():
if InitMyVariable.my_variable is None:
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Entity Framework and Connection Pooling
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Ok, that's a lot clearer now, thank you. Just to confirm, although a global context is never really appropriate, a single context for an "edit dialog" or such may be the right way? In other situations, like web services and ASP.NET, contexts within methods only makes more s...
Capybara Ambiguity Resolution
...t: true tells Capybara to find only exact matches, i.e. not find "Password Confirmation"
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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
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Can confirm that this does not work in my Rails 4 projects. Setting it in routes is simply no option.
– b1nary
May 31 '16 at 12:10
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Meaning of acronym SSO in the context of std::string
...hes 16.
On the macbook, the jump happens when the length reaches 23. This confirms that SSO depends on the platform implementation.
Ubuntu
Macbook Pro
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Different return values the first and second time with Moq
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Confirmed that the callback approach does not work (even tried in earlier Moq version). Another possible approach - depending on your test - is to just do the Setup() call again, and Return() a different value.
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How do I get the height and width of the Android Navigation Bar programmatically?
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I can also confirm Danylo's solution works on some models only. This solution by Egidijus is a better working solution, and has worked for all models tested so far. Thank you for this.
– Bisclavret
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Detect IF hovering over element with jQuery
...e jQuery Mobile 1.4.4 box on and you can see it doesn't work then... I can confirm its the same with 1.4.2 aswell :(
– David O'Sullivan
Dec 16 '14 at 18:07
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Android destroying activities, killing processes
... quotes above are come from: Android Developers Reference: Activity
It is confirmed that the system can destroy non-acitve activities and recycle memories when you launched some memory consuming applications. And you can implement like: isFinishing() in your activity and then using "kill" button in...
What should I set JAVA_HOME environment variable on macOS X 10.6?
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— FYI, the link you provided confirms my suspicion that under bash (ie by default), use of .bash_profile overrides .profile.
– LeeGee
Jul 31 '14 at 9:43
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