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RegEx - Match Numbers of Variable Length
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{[0-9]+:[0-9]+}
try adding plus(es)
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Why can't I center with margin: 0 auto?
I have a #header div that is 100% width and within that div I have an unordered list. I have applied margin: 0 auto to the unordered list but it won't center it within the header div.
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Is there a difference between x++ and ++x in java?
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answered Jul 7 '09 at 21:09
Emil HEmil H
37.1k1010 gold badges7171 silver badges9494 bronze badges
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Docker EXPOSE a port only to Host
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Sure, just bind it to localhost, like this:
docker run -p 127.0.0.1:27017:27017
Also: Your host can also talk to each container normally over its IP. Use docker inspect $ID to get a json dump (beside other stuff) containing the network IP.
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What is the Python equivalent of static variables inside a function?
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703
A bit reversed, but this should work:
def foo():
foo.counter += 1
print "Counter is %d...
Changing font size and direction of axes text in ggplot2
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301
Use theme():
d <- data.frame(x=gl(10, 1, 10, labels=paste("long text label ", letters[1:10]...
how to use “AND”, “OR” for RewriteCond on Apache?
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120
This is an interesting question and since it isn't explained very explicitly in the documentatio...
Sending a notification from a service in Android
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109
Both Activity and Service actually extend Context so you can simply use this as your Context wi...
how do I initialize a float to its max/min value?
...west possible positive value. In other words the positive value closest to 0 that can be represented. The lowest possible value is the negative of the maximum possible value.
There is of course the std::max_element and min_element functions (defined in <algorithm>) which may be a better choic...
How to make CSS3 rounded corners hide overflow in Chrome/Opera
...nd even include it to the CSS to save a HTTP request.
#wrapper {
width: 300px; height: 300px;
border-radius: 100px;
overflow: hidden;
position: absolute; /* this breaks the overflow:hidden in Chrome/Opera */
/* this fixes the overflow:hidden in Chrome */
-webkit-mask-image: url(data:image/png;bas...