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How can I find all matches to a regular expression in Python?
...e Python use the re.search() function to find matches in a block of text and print the results. However, the program exits once it finds the first match in the block of text.
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Django: How do I add arbitrary html attributes to input fields on a form?
...elyLoopy inside the init for form, you can add some code to grab the field and modify its widgets attributes. Here is some I used earlier to modify 3 fields: ``` for field_name in ['image', 'image_small', 'image_mobile']: field = self.fields.get(field_name) field.widget.attrs['...
How do I get my C# program to sleep for 50 msec?
...Combination of previous 2
It usually combines processing efficiency of 1. and preciseness + ability to do something of 2.
for 1. - Loose waiting in C#:
Thread.Sleep(numberOfMilliseconds);
However, windows thread scheduler causes acccuracy of Sleep() to be around 15ms (so Sleep can easily wa...
Node.js client for a socket.io server
I have a socket.io server running and a matching webpage with a socket.io.js client. All works fine.
5 Answers
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How do I disable right click on my web page?
...at with JavaScript by adding an event listener for the "contextmenu" event and calling the preventDefault() method:
document.addEventListener('contextmenu', event => event.preventDefault());
That being said: DON'T DO IT.
Why? Because it achieves nothing other than annoying users. Also many br...
Why is spawning threads in Java EE container discouraged?
...aged because all resources within the environment are meant to be managed, and potentially monitored, by the server. Also, much of the context in which a thread is being used is typically attached to the thread of execution itself. If you simply start your own thread (which I believe some servers ...
How to pass a user defined argument in scrapy spider
...
Spider arguments are passed in the crawl command using the -a option. For example:
scrapy crawl myspider -a category=electronics -a domain=system
Spiders can access arguments as attributes:
class MySpider(scrapy.Spider):
name = 'myspider'
def __init__(self,...
How do I update my bare repo?
... doesn't show these updates in the bare repo. (Neither does git log --all, and neither does a working repo that created by cloning the bare repo - either via git log --all or by simply looking at new files that should show up there). It's a pretty quick test to see for yourself. Mostly I'm just curi...
How do I escape characters in c# comments?
...can not write a proper example since I don't know how to escape the < and > characters. Do I have to use &lt; and &gt; ? I don't like if that is the case since I want to make it easy to read the comment in the actual document so I don't have to generate some kind of code documen...
Choosing the default value of an Enum type without having to change values
...he values? The numbers required might be set in stone for whatever reason, and it'd be handy to still have control over the default.
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