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How to reference a file for variables using Bash?
... accomplish this.
Running export and echo $ENV should be all you need to know about accessing variables. Accessing environment variables is done the same way as a local variable.
To set them, say:
export variable=value
at the command line. All scripts will be able to access this value.
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How can I fix the Microsoft Visual Studio error: “package did not load correctly”?
... Developer Command Prompt for VS {version}. devenv.exe is most likely not known in your normal CMD (if you haven‘t added it to the path at least). This Developer Command Prompt takes care of that. It was installed with VS and was in the start menu in my case.
– bugybunny
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JavaScript closure inside loops – simple practical example
...{
funcs[i] = createfunc(i);
}
for (var j = 0; j < 3; j++) {
// and now let's run each one to see
funcs[j]();
}
Since there is no block scope in JavaScript - only function scope - by wrapping the function creation in a new function, you ensure that the value of "i" remains as you inte...
Get the Query Executed in Laravel 3/4
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My bad, the correct method is getQueryLog. Fixed it now. Thanks!
– rmobis
Mar 5 '13 at 17:32
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presentViewController:animated:YES view will not appear until user taps again
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Right now, setUpViewForNextQuestion just calls reloadData on the tableview (to change all the background colours back to white if any had been set to red by an incorrect guess). But would any changes there make any difference? The ...
List of foreign keys and the tables they reference
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@roshan Now that you mention it, the column order feels a bit odd :) Obviously five years ago I wouldn't have thought that this answer would be viewed by so many!
– Vincent Malgrat
May 22 '14 at...
How do I perform a Perl substitution on a string while keeping the original?
...tion is more useful as a shibboleth than good code; good Perl coders will know it and understand it, but it's much less transparent and readable than the two-line copy-and-modify couplet you're starting with.
In other words, a good way to do this is the way you're already doing it. Unnecessary con...
How to concatenate strings in django templates?
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I dont know why you are not the one with the most "up" because it's your answer which is right, the "add" alone just doesn't use str() in first place and didn't work at all for me whereas your solution works flawlessly
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When should I use C++14 automatic return type deduction?
... irrelevant to understanding this part of the code: the compiler needs to know and we could probably work it out but we don't need to say it here"?
Since "readability" is not objectively defined[*], and furthermore it varies by reader, you have a responsibility as the author/editor of a piece of co...
Mixin vs inheritance
...med "ColorAndDimension", which adds a color property and width and height.
Now, you could add ColorAndDimension to a, say, Shape class, a Sprite class, a Car class, etc. And they will all have the same interface (say get/setColor, get/setHeight/Width, etc.)
So, in the generic case a mixin IS inherit...