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Difference between two lists
...'A','B','C'}.Except({'B','C'}) returns {'A'}
– digEmAll
Apr 12 '11 at 14:10
4
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How to change color of SVG image using CSS (jQuery SVG image replacement)?
...y code (in a separate file or inline in the HEAD).
/**
* Replace all SVG images with inline SVG
*/
jQuery('img.svg').each(function(){
var $img = jQuery(this);
var imgID = $img.attr('id');
var imgClass = $img.attr('class');
var im...
MySQL - why not index every field?
...y I've learned the wonder of indexes, and performance has improved dramatically. However, with all I've learned, I can't seem to find the answer to this question.
...
How to do a JUnit assert on a message in a logger
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How do you stop the test from failing if you log an Error?
– Ghilteras
Dec 13 '18 at 1:41
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Add Foreign Key to existing table
... Do not just run "SET FOREIGN_KEY_CHECKS=0;" if you get the error "a foreign key constraint fails", you obviously have bad data that you must fix or else you will get bigger problems down the line.
– MazeChaZer
Jun 11 '18 at 12:05
...
AngularJS-Twig conflict with double curly braces
...erpolation by Twig so you have to be more careful with the contents, especially if you are using expressions.
If you still hate seeing all those curly braces, you can also create a simple macro to automate the process:
{% macro curly(contents) %}
{{ '{{' ~ contents ~ '}}' }}
{% endmacro %}
...
Android: failed to convert @drawable/picture into a drawable
...xact same size in the same folder, and try to reference it, is flags up an error "Failed to convert @drawable/picture into a drawable" . I have tried the same image with a different name and it just keeps giving me that error. I have also tried it in a different XML layout and the same thing. Also ...
Can scrapy be used to scrape dynamic content from websites that are using AJAX?
..._init__(self):
CrawlSpider.__init__(self)
self.verificationErrors = []
self.selenium = selenium("localhost", 4444, "*chrome", "http://www.domain.com")
self.selenium.start()
def __del__(self):
self.selenium.stop()
print self.verificationErrors
...
Find running median from a stream of integers
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Count-Min Sketch is better than P^2 in that it also gives error bound while the latter does not.
– sinoTrinity
Feb 25 '15 at 17:29
1
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When is it right for a constructor to throw an exception?
... constructor knows that the object is not ready to be used and there is an error somewhere that needs to be fixed.
Objects that are half-initialised and half-dead just cause problems and issues, as there really is no way for the caller to know. I'd rather have my constructor throw an error when thi...