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You have already activated rake 0.9.0, but your Gemfile requires rake 0.8.7
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Then, you'll need to tell bundle to update the rake version it's using for your app:
bundle update rake
It'll update your Gemfile.lock for you.
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Make Vim show ALL white spaces as a character
...e to show whitespace, but in listchars, you could set a character to show for everything BUT whitespace. For example, mine looks like this
:set listchars=eol:$,tab:>-,trail:~,extends:>,precedes:<
so, now, after you use
:set list
everything that isn't explicitly shown as something else...
What is the type of lambda when deduced with “auto” in C++11?
... had a perception that, type of a lambda is a function pointer. When I performed following test, I found it to be wrong ( demo ).
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Javascript: formatting a rounded number to N decimals
...a rounding ploblem, that is a display problem. A number doesn't contain information about significant digits; the value 2 is the same as 2.0000000000000. It's when you turn the rounded value into a string that you have make it display a certain number of digits.
You could just add zeroes after the ...
Using scp to copy a file to Amazon EC2 instance?
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works great. Note that your user default user may be "ubuntu" if you are running a ubuntu instance.
– RussellStewart
Oct 29 '13 at 19:58
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How to add folder to assembly search path at runtime in .NET?
...ment to be deployed using XCOPY).
When the root DLL tries to load resource or type from another DLL (in the same folder), the loading fails (FileNotFound).
Is it possible to add the folder where my DLLs are located to the assembly search path programmatically (from the root DLL)? I am not allowed to...
How to check Google Play services version?
...ion
(declared in AndroidManifest.xml android:versionCode)
in order to be compatible with this client version.
Constant Value: 3225000 (0x003135a8)
So, when you set that in your manifest and then call isGooglePlayServicesAvailable(context):
public static int isGooglePlayServic...
Is it possible to create a remote repo on GitHub from the CLI without opening browser?
I created a new local Git repository:
24 Answers
24
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difference between throw and throw new Exception()
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throw; rethrows the original exception and preserves its original stack trace.
throw ex; throws the original exception but resets the stack trace, destroying all stack trace information until your catch block.
NEVER write throw ex;
throw new E...
Is there a VB.NET equivalent of C# out parameters?
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No, there is no equivalent of the out keyword in VB.
However, VB does automatically initialise all local variables in a method, so you can use ByRef without needing to explicitly initialise the variable first.
Example:
Sub Main()
Dim y As Integer
Test(y)
End S...