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Catch all JavaScript errors and send them to server
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I recently tested Sentry on production and it works fine (JS and other languages like PHP)
1- It's open source (You can install it on your own server)
2- You can use the free plan (100 reports / day)
Or install it on your server: github.com/getsentry
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How do I restart nginx only after the configuration test was successful on Ubuntu?
...he service crashes when a nginx configuration file has errors. On a multi-site server this puts down all the sites, even the ones without configuration errors.
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How to grep for two words existing on the same line? [duplicate]
...e lines that have word2 in them. Hence, if you combine these using a pipe, it will show lines containing both word1 and word2.
If you just want a count of how many lines had the 2 words on the same line, do:
grep "word1" FILE | grep -c "word2"
Also, to address your question why does it get stuck...
Is an array name a pointer?
...contains space for seven integers, and you can put a value in one of them with an assignment, like this:
a[3] = 9;
Here is a pointer:
int *p;
p doesn't contain any spaces for integers, but it can point to a space for an integer. We can, for example, set it to point to one of the places in the ...
Variable is accessed within inner class. Needs to be declared final
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If you don't want to make it final, you can always just make it a global variable.
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Android Endless List
... where when you reach the end of the list I am notified so I can load more items?
10 Answers
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How accurate is python's time.sleep()?
I can give it floating point numbers, such as
10 Answers
10
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Why doesn't list have safe “get” method like dictionary?
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Ultimately it probably doesn't have a safe .get method because a dict is an associative collection (values are associated with names) where it is inefficient to check if a key is present (and return its value) without throwing an except...
How to create dictionary and add key–value pairs dynamically?
...needed to add more key/value pairs
Basically, you're creating an object literal with 2 properties (called key and value) and inserting it (using push()) into the array.
Edit: So almost 5 years later, this answer is getting downvotes because it's not creating an "normal" JS object literal (aka m...
How to determine if a record is just created or updated in after_save
The #new_record? function determines if a record has been saved. But it is always false in the after_save hook. Is there a way to determine whether the record is a newly created record or an old one from update?
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