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“unary operator expected” error in Bash if condition
...ket version [ ... ]. Inside a [[ ... ]] compound, word-splitting and pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to compare the value of $aug1 with the string and.
If you use [ ... ], you always need to remember to double quote variables like this:
i...
git: Show index diff in commit message as comment
When git commit open the message editor is shows a brief status, something like this:
5 Answers
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How do I limit task tags to current project in Eclipse?
... create a new one) and on the right in the Scope section select "On any element in same project".
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How to get the groups of a user in Active Directory? (c#, asp.net)
... .NET 3.5 or up, you can use the new System.DirectoryServices.AccountManagement (S.DS.AM) namespace which makes this a lot easier than it used to be.
Read all about it here: Managing Directory Security Principals in the .NET Framework 3.5
Update: older MSDN magazine articles aren't online anymore,...
How to upgrade rubygems
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Thanks, it helped me to install minitest on an NFS partition cf. github.com/rubygems/rubygems/issues/1161
– Oncle Tom
Jun 13 '15 at 11:11
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How to recognize USB devices in Virtualbox running on a Linux host? [closed]
...ed by Virtualbox itself, since if I select the guest from the Virtualbox home (I'm using a Windows XP 3 guest), choose Settings -> USB -> Add filter from device, no devices is listed, even if an USB pen is attached and recognized by my Lubuntu 13.10. If i run the guest, nothing happens if I attach t...
How to simulate a click by using x,y coordinates in JavaScript?
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You can dispatch a click event, though this is not the same as a real click. For instance, it can't be used to trick a cross-domain iframe document into thinking it was clicked.
All modern browsers support document.elementFromPoint and HTMLElement.prototype.click(), since at least...
How to remove CocoaPods from a project?
...ng CocoaPods from a project? I want to remove the whole CocoaPod. Due to some limitations imposed by my client I can't use it. I need to have just one xcodeproj instead of an xcworkspace.
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push_back vs emplace_back
...&...);
Instead of taking a value_type it takes a variadic list of arguments, so that means that you can now perfectly forward the arguments and construct directly an object into a container without a temporary at all.
That's useful because no matter how much cleverness RVO and move semantic b...
Remove Fragment Page from ViewPager in Android
I'm trying to dynamically add and remove Fragments from a ViewPager, adding works without any problems, but removing doesn't work as expected.
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