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How can I use mySQL replace() to replace strings in multiple records?
We have a database that has a bunch of records with some bad data in one column, in which an embedded editor escaped some stuff that shouldn't have been escaped and it's breaking generated links.
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Git remote branch deleted, but still it appears in 'branch -a'
Let's say I had a branch named coolbranch in my repository.
5 Answers
5
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How do I dynamically change the content in an iframe using jquery?
I was wondering if it is possible to have a site with an iframe and some jquery code that changes the iframe content every 30 seconds. The content is in different webpages.
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How to pass parameters to a view
I have a series of buttons which when clicked display a popup menu positioned just below the button. I want to pass the position of button to the view. How can I do that?
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Easy way to test a URL for 404 in PHP?
I'm teaching myself some basic scraping and I've found that sometimes the URL's that I feed into my code return 404, which gums up all the rest of my code.
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In MySQL what does “Overhead” mean, what is bad about it, and how to fix it?
simple question, but its been nagging me for a while now....
4 Answers
4
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Log exception with traceback
...g the current exception along with the trace information, prepended with a message.
import logging
LOG_FILENAME = '/tmp/logging_example.out'
logging.basicConfig(filename=LOG_FILENAME, level=logging.DEBUG)
logging.debug('This message should go to the log file')
try:
run_my_stuff()
except:
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Search code inside a Github project
Is there a way to grep for something inside a Github project's code?
7 Answers
7
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When to use references vs. pointers
...r to an object is a valid option when the function can return nullptr in some cases and it is assumed it will. That said, a better option would be to use something similar to std::optional (requires C++17; before that, there's boost::optional).
Another example is to use pointers to raw memory for sp...
How to dynamically change a web page's title?
I have a webpage that implements a set of tabs each showing different content. The tab clicks do not refresh the page but hide/unhide contents at the client side.
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