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Where can I set environment variables that crontab will use?
...$base
fi
exec $cmd ${@:+"$@"}
(Written using an older coding standard - nowadays, I'd use a shebang '#!' at the start.)
The '~/.cronfile' is a variation on my profile for use by cron - rigorously non-interactive and no echoing for the sake of being noisy. You could arrange to execute the .profi...
git stash apply version
...pretty easy, you can use the N stack number instead of using stash@{n}. So now instead of using:
git stash apply "stash@{n}"
You can type:
git stash apply n
To get list of stashes:
git stash list
In fact stash@{0} is a revision in git that you can switch to... but git stash apply ... should...
How to unbind a listener that is calling event.preventDefault() (using jQuery)?
...omething like
document.ontouchmove = function(e){ e.preventDefault(); }
now to revert it to the original situation, do the below...
document.ontouchmove = function(e){ return true; }
From this website.
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What are the differences between type() and isinstance()?
...n versions do however offer extra goodies: isinstance (and issubclass) can now mean more than just "[an instance of] a derived class" (in particular, any class can be "registered" with an ABC so that it will show as a subclass, and its instances as instances of the ABC); and ABCs can also offer extr...
Why can't C++ be parsed with a LR(1) parser?
...ter to type x
It can be a multiply of x and y, throwing away the answer.
Now, you might think the latter is stupid and should be ignored.
Most would agree with you; however, there are cases where it might
have a side effect (e.g., if multiply is overloaded). but that isn't the point.
The point is ...
How can I detect if a browser is blocking a popup?
...al idea was to show another content without closing the main window. As of now, there are other ways to do that: JavaScript is able to send requests for server, so popups are rarely used. But sometimes they are still handy.
In the past evil sites abused popups a lot. A bad page could open tons of p...
What is the reason why “synchronized” is not allowed in Java 8 interface methods?
...o participate in the synchronization policy of some other object, if they know what that policy is. The dangerous part is assuming that synchronizing on 'this' (which is what sync methods do) is actually meaningful; this needs to be a more explicit decision. That said, I expect sync blocks in inte...
What is a CSRF token ? What is its importance and how does it work?
...se it is implied by your login.)
You visit www.cute-cat-pictures.org, not knowing that it is a malicious site.
If the owner of that site knows the form of the above request (easy!) and correctly guesses you are logged into mybank.com (requires some luck!), they could include on their page a request ...
How can I output a UTF-8 CSV in PHP that Excel will read properly?
...soft Excel for Mac before Office 2016. Newer versions (from Office 365) do now support UTF-8.
In order to output UTF-8 content that Excel both on Windows and OS X will be able to successfully read, you will need to do two things:
Make sure that you convert your UTF-8 CSV text to UTF-16LE
mb_conv...
What is unit testing? [closed]
...er way to look at unit testing is that you write the tests first. This is known as Test-Driven Development (TDD for short). TDD brings additional advantages:
You don't write speculative "I might need this in the future" code -- just enough to make the tests pass
The code you've written is always c...