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Create a .csv file with values from a Python list
... If I am using this inside a for loop, should the entire with block be nested under the for loop? Or would it be more efficient to only have wr.writerow(my_list) inside the loop?
– crypdick
Jun 7 '17 at 23:05
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When is JavaScript synchronous?
...s always synchronous and single-threaded. If you're executing a JavaScript block of code on a page then no other JavaScript on that page will currently be executed.
JavaScript is only asynchronous in the sense that it can make, for example, Ajax calls. The Ajax call will stop executing and other co...
How to access class constants in Twig?
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@DamianPolac do you know PHPStorm will prompt variable selection in twig file?
– Codium
Jun 21 at 8:38
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Difference between Java Enumeration and Iterator
..."Enumerations are typically faster" ? since Enumeration has "synchronizing block of code inside the nextElement()" And We don't have Synchronization at Iterators which causes ConcurrentModificationException rit?? Do we call Iterators are typically faster and Enumerations are a little safer. ??
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CSS strikethrough different color from text?
...ross multiple lines, although IMO you shouldn't use strikethrough on large blocks of text anyway.
s,
strike {
text-decoration: none;
/*we're replacing the default line-through*/
position: relative;
display: inline-block;
/* keeps it from wrapping across multiple lines */
}
s...
How to run a single RSpec test?
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And then add a focus tag to the it, context or describe to run only that block:
it 'runs a test', :focus do
...test code
end
RSpec documentation:
https://www.rubydoc.info/github/rspec/rspec-core/RSpec/Core/Configuration#filter_run_when_matching-instance_method
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Override body style for content in an iframe
...n: Failed to read the 'contentDocument' property from 'HTMLIFrameElement': Blocked a frame with origin "xxxxxxxxx.com" from accessing a cross-origin frame.
– Alex Stanese
Dec 9 '16 at 8:50
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What can be the reasons of connection refused errors?
...f pending connections is full.
A firewall between the client and server is blocking access (also check local firewalls).
After checking for firewalls and that the port is open, use telnet to connect to the ip/port to test connectivity. This removes any potential issues from your application.
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Ajax request returns 200 OK, but an error event is fired instead of success
... message on browser console is confused for me,. As far as i know the CORS blocks the send request (using options method negotiation) , no makes sense that block after the operation after has been completed . Maybe is a custom browser behaviour..I tested with Firefox. Thanks, your solution solved my...
C# Java HashMap equivalent
...h your logic
}
This way, you can scope the need of variable "a" inside a block and it is still accessible outside the block if you need it later.
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