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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
...ernel
def require_relative(path)
require File.join(File.dirname(caller[0]), path.to_str)
end
end
end
This allows you to use require_relative as you would in ruby 1.9.2 in ruby 1.8 and 1.9.1.
share
...
Error 1103: Unable to complete the given request with the text - App I...
...
Error 1103: Unable to complete the given request with the text "key=&ipaddr=1
92.168.1.4&port=9987&web
rtc=true&version=2.69&api=3
4&installer=com.hihonor.bai
du.browser&aid=9fd2eba4-b
84e-4db7-8442-d956c74172
8e&r2=true&useproxy=true"
with the s...
How to format numbers as currency string?
...
JS fiddle
Use undefined in place of the first argument ('en-US' in the example) to use the system locale (the user locale in case the code is running in a browser). Further explanation of the locale code.
Here's a list of the currency codes.
Intl.NumberFormat vs Number.prototype.toLocaleString
A f...
How to check if function exists in JavaScript?
... necessarily a function (e.g. it could be a boolean, a string, etc). For example see jsfiddle.net/j5KAF/1
– Ohad Schneider
Apr 13 '14 at 7:53
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...
jQuery.active function
...g on.
When jQuery starts an AJAX request, this happens:
if ( s.global && ! jQuery.active++ ) {
jQuery.event.trigger( "ajaxStart" );
}
This is what causes the $.ajaxStart() event to fire, the number of connections just went from 0 to 1 (jQuery.active++ isn't 0 after this one, and !0 =...
How can I plot with 2 different y-axes?
...: Copied material that was on the R wiki at http://rwiki.sciviews.org/doku.php?id=tips:graphics-base:2yaxes, link now broken: also available from the wayback machine
Two different y axes on the same plot
(some material originally by Daniel Rajdl 2006/03/31 15:26)
Please note that there are very f...
hasNext in Python iterators?
...thod to put the first element back after I have checked that it exists by calling next().
– Giorgio
Dec 24 '12 at 20:26
16
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Pan & Zoom Image
... position (since its dynamic), you have to use something static. In this example, a border is used.
– Dave
Aug 27 '11 at 20:12
...
Make install, but not to default directories?
...
shouldn't make && make install follow the configure clause?
– nass
Jun 26 '15 at 16:41
1
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How to check if my string is equal to null?
...
if (myString != null && !myString.isEmpty()) {
// doSomething
}
As further comment, you should be aware of this term in the equals contract:
From Object.equals(Object):
For any non-null reference value x, x.equals(null) should r...