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Margin while printing html page
...
This works now in Chrome 18 and IE9 (didn't test earlier versions). Still not working in Firefox 12, but you could do a server-side detection and add a body class <body class="firefox"> so in your css you can do body.firefox {margin: 0mm; padding: 0.25in;}, that...
Link and execute external JavaScript file hosted on GitHub
...the linked reference of a local JavaScript file to a GitHub raw version my test file stops working. The error is:
15 Answe...
Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
...error messages are different. Here's the one for IntMethod(GetString):
Test.cs(12,9): error CS1502: The best
overloaded method match for
'Program.IntMethod(int)' has some
invalid arguments
In other words, section 7.4.3.1 of the spec can't find any applicable function members.
No...
Peak-finding algorithm for Python/SciPy
...e and above all prominence to get a good peak extraction.
According to my tests and the documentation, the concept of prominence is "the useful concept" to keep the good peaks, and discard the noisy peaks.
What is (topographic) prominence? It is "the minimum height necessary to descend to get from...
explicit casting from super class to subclass
...t ClassCastException.
So if you are downcasting you should use instanceof test to avoid screwing up.
if (animal instanceof Dog) {
Dog dog = (Dog) animal;
}
Now a question comes to our mind. Why the hell compiler is allowing the downcast when eventually it is going to throw a java.lang.ClassCa...
how to exclude null values in array_agg like in string_agg using postgres?
...t(array_in) a
WHERE
a IS NOT NULL
;
'
LANGUAGE sql
;
Doing a pgbench test proved (with high confidence) that array_remove() is a little more than twice as fast. I did my test on double precision numbers with a variety of array sizes (10, 100 and 1000 elements) and random NULLs in between.
...
Python Requests throwing SSLError
...
$ pip install -U requests[security]
Tested on Python 2.7.6 @ Ubuntu 14.04.4 LTS
Tested on Python 2.7.5 @ MacOSX 10.9.5 (Mavericks)
When this question was opened (2012-05) the Requests version was 0.13.1. On version 2.4.1 (2014-09) the "security" extras were i...
JavaScript math, round to two decimal places [duplicate]
...stackoverflow.com/a/32605063/1726511 Which seems to work well with all the tests I've tried.
There is one minor modification required though, the function in the answer linked above returns whole numbers when it rounds to one, so for example 99.004 will return 99 instead of 99.00 which isn't ideal f...
AngularJS - Multiple ng-view in single template
...UI-Router is under active development. As such, while this library is well-tested, the API may change. Consider using it in production applications only if you're comfortable following a changelog and updating your usage accordingly.
– trainoasis
Feb 21 '14 at ...
Set up DNS based URL forwarding in Amazon Route53 [closed]
....com, instead of myaccount.signin.aws.amazon.com. If you click the link to test the Endpoint URL, AWS will happily redirect your browser to the wrong address!
After noticing your mistake, you will probably edit the <Hostname> in your Redirection Rules to fix the error. Unfortunately, when you...