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efficient circular buffer?
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popping from the head of a list causes the whole list to be copied, so is inefficient
You should instead use a list/array of fixed size and an index which moves through the buffer as you add/remove items
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Python Requests throwing SSLError
...s Requests uses via the Certifi library, a trust database of RCs extracted from Requests: Certifi - Trust Database for Humans).
False: bypasses certificate validation completely.
Path to a CA_BUNDLE file for Requests to use to validate the certificates.
Source: Requests - SSL Cert Verification
Al...
ExpressJS - throw er Unhandled error event
...cess, follow these steps:
ps aux | grep node
Find the process ID (second from the left):
kill -9 PRCOCESS_ID
OR
Use a single command to close all the running node processes.
ps aux | awk '/node/{print $2}' | xargs kill -9
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What are inline namespaces for?
...le, consider the STL implementation of vector. If we had inline namespaces from the beginning of C++, then in C++98 the header <vector> might have looked like this:
namespace std {
#if __cplusplus < 1997L // pre-standard C++
inline
#endif
namespace pre_cxx_1997 {
template...
The difference between try/catch/throw and try/catch(e)/throw e
...the stack trace, so that it will appear that the exception has been thrown from this method, from that very line throw e on the method containing that try-catch block.
Which one should you use? It really depends on each case.
Let's say you have a Person class with a .Save() method that will persis...
TortoiseHg Apply a Patch
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From Repository Explorer, Repository > Import...
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How often does python flush to a file?
...fer is full... at which time the buffer gets "flushed" (content is written from the buffer to the file). You can explicitly flush the buffer by calling the flush() method on a file handle.
– Corey Goldberg
Mar 5 '19 at 4:59
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Can someone explain in simple terms to me what a directed acyclic graph is?
...you can never go to the same bar twice". Although the family-tree example from another answer is probably conceptually simpler, especially for those of us who aren't college students or alcoholics.
– Tom Harrison
Jul 23 '16 at 16:48
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How does zip(*[iter(s)]*n) work in Python?
...re you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time.
x = iter([1,2,3,4,5,6,7,8,9])
print zip(x, x, x)
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How do I ignore the initial load when watching model changes in AngularJS?
...a deep graph in the $scope.fieldcontainer property. After I get a response from my REST API (via $resource), I add a watch to 'fieldcontainer'. I am using this watch to detect if the page/entity is "dirty". Right now I'm making the save button bounce but really I want to make the save button invisib...