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How do I remove documents using Node.js Mongoose?
The above doesn't seem to work. The records are still there.
22 Answers
22
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Why does += behave unexpectedly on lists?
...he plain __add__ and return a new object.
That is why for mutable types like lists += changes the object's value, whereas for immutable types like tuples, strings and integers a new object is returned instead (a += b becomes equivalent to a = a + b).
For types that support both __iadd__ and __add_...
Is there a use-case for singletons with database access in PHP?
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Okay, I wondered over that one for a while when I first started my career. Implemented it different ways and came up with two reasons to choose not to use static classes, but they are pretty big ones.
One is that you will fi...
Understanding the Rails Authenticity Token
I am running into some issues regarding the Authenticity Token in Rails, as I have many times now.
10 Answers
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What’s the best way to check if a file exists in C++? (cross platform)
I have read the answers for What's the best way to check if a file exists in C? (cross platform) , but I'm wondering if there is a better way to do this using standard c++ libs? Preferably without trying to open the file at all.
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How can I get the browser's scrollbar sizes?
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From Alexandre Gomes Blog I have not tried it. Let me know if it works for you.
function getScrollBarWidth () {
var inner = document.createElement('p');
inner.style.width = "100%";
inner.style.height = "200px";
var outer = document.createElement('div');
outer.style.p...
jquery save json data object in cookie
How do I save JSON data in a cookie?
6 Answers
6
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Is there a simple way to remove multiple spaces in a string?
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>>> import re
>>> re.sub(' +', ' ', 'The quick brown fox')
'The quick brown fox'
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When use getOne and findOne methods Spring Data JPA
...entity lazy loading. So to ensure the effective loading of the entity, invoking a method on it is required.
findOne()/findById() is really more clear and simple to use than getOne().
So in the very most of cases, favor findOne()/findById() over getOne().
API Change
From at least, the 2.0 versio...
How to “inverse match” with regex?
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(?!Andrea).{6}
Assuming your regexp engine supports negative lookaheads..
Edit: ..or maybe you'd prefer to use [A-Za-z]{6} in place of .{6}
Edit (again): Note that lookaheads and lookbehinds are generally not the right way to "inverse" a regular expression match. Regexps aren't really s...