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Is there a function to make a copy of a PHP array to another?
...he input array with numeric keys will be renumbered with incrementing keys starting from zero in the result array.
– zamnuts
Nov 21 '13 at 18:55
...
difference between #if defined(WIN32) and #ifdef(WIN32)
... If only they had just gone with #if defined(NAME) from the start and avoided creating an #ifdef statement.
– Andy
Feb 20 '18 at 7:47
add a comment
...
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...
Should a Netflix or Twitter-style web service use REST or SOAP? [closed]
...ng you when you can and cannot use query strings.
Developers are going to start asking why are we wasting our effort on support both Json formats and Xml formats, why not just focus our efforts on one and do it well?
How did things go so wrong
I’ll tell you what went wrong. We as developers let...
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...