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Center a position:fixed element
...tioned element having a fixed width knows where its left and right offsets start. In your case thus:
position: fixed;
width: 500px;
height: 200px;
margin: 5% auto; /* Will not center vertically and won't work in IE6/7. */
left: 0;
right: 0;
Again, this works only in IE8+ if you care about IE, and...
Perform commands over ssh with Python
...
except:
print("Could not SSH to %s, waiting for it to start" % host_ip)
i += 1
time.sleep(2)
# If we could not connect within time limit
if i >= self.retry_time:
print("Could not connect to %s. Giving up" % host_ip)
...
How to express a One-To-Many relationship in Django
...
+1 for doing it from the PhoneNumber. Now it's starting to make sense. ForeignKey is essentially many-to-one, so you need to do it backwards to get a one-to-many :)
– Naftuli Kay
Aug 3 '11 at 16:35
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Why am I not getting a java.util.ConcurrentModificationException in this example?
...en removed, which removes the exception.
//To remove items from the list, start from the end and go backwards through the arrayList
//This way if we remove one from the beginning as we go through, then we will avoid getting a runtime error
//for java.lang.IndexOutOfBoundsException or java.util.Conc...
Git: cannot checkout branch - error: pathspec '…' did not match any file(s) known to git
...
this started happening to me (in a repo with many remotes and hundreds of branches from which I'd been successfully checking out branches from origin for 3 years) and I was mystified. Upon inspection, I discovered I'd added a new ...
MySQL Error 1215: Cannot add foreign key constraint
...g one. Explosion Pill's answer covers the basics. You want to make sure to start from there. However, there are more, much more subtle cases to look out for:
For example, when you try to link up PRIMARY KEYs of different tables, make sure to provide proper ON UPDATE and ON DELETE options. E.g.:
.....
Set keyboard caret position in html textbox
... range.select();
}
else {
if(elem.selectionStart) {
elem.focus();
elem.setSelectionRange(caretPos, caretPos);
}
else
elem.focus();
}
}
}
The first expected parameter is the ID of the...
How can I use Server.MapPath() from global.asax?
...e other questions tagged c# asp.net global-asax server.mappath application-start or ask your own question.
Android Closing Activity Programmatically
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You Can use just finish(); everywhere after Activity Start for clear that Activity from Stack.
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How to “log in” to a website using Python's Requests module?
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ln -s ~/home/scripts/login.py ~/home/scripts/login
Close your terminal, start a new one, run login
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