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Thread-safe List property
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ConcurrentBag doesn't implement IList and is not actually thread safe version of List
– Vasyl Zvarydchuk
Apr 3 '17 at 20:55
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A worthy developer-friendly alternative to PayPal [closed]
...ange from PayPal because I think they are expensive and it doesn't work in all countries. Furthermore, I think that the API is sufficient, but could be better. The API documentation, however, is total utter crap .
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What is the maximum recursion depth in Python, and how to increase it?
...n.org/cpython/file/tip/Python/ceval.c#l691 and it can be changed using the API at hg.python.org/cpython/file/tip/Python/sysmodule.c#l643 which in turn sets the limit to the new value at hg.python.org/cpython/file/tip/Python/ceval.c#l703
– Pramod
Oct 7 '15 at 18...
When should you not use virtual destructors?
...o not declare a virtual destructor for a class? When should you specifically avoid writing one?
12 Answers
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API Keys vs HTTP Authentication vs OAuth in a RESTful API
... – who claims to be making an API request?
Authentication – are they really who they say they are?
Authorization – are they allowed to do what they are trying to do?
or all three?
If you just need to identify the caller to keep track of volume or number of API Calls, use a simple API Key. ...
Logical operators for boolean indexing in Pandas
...Error: The truth value of an array is ambiguous. Use a.empty, a.any() or a.all().
when used as a boolean value. That's because its unclear when it should be True or False. Some users might assume they are True if they have non-zero length, like a Python list. Others might desire for it to be True ...
How to create a shared library with cmake?
...le, but now I want to switch to cmake. The tree looks like this (I removed all the irrelevant files):
4 Answers
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Why would you use an ivar?
I usually see this question asked the other way, such as Must every ivar be a property? (and I like bbum's answer to this Q).
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Simplest two-way encryption using PHP
What is the simplest way of doing two way encryption in common PHP installs?
6 Answers
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Renaming columns in pandas
...UMNS
Use the df.rename() function and refer the columns to be renamed. Not all the columns have to be renamed:
df = df.rename(columns={'oldName1': 'newName1', 'oldName2': 'newName2'})
# Or rename the existing DataFrame (rather than creating a copy)
df.rename(columns={'oldName1': 'newName1', 'oldNam...