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How can I use Homebrew to install both Python 2 and 3 on Mac?
...ave 2.x installed via Homebrew, Homebrew will give you a message such as:
Error: python 2.7.14 is already installed
To upgrade to 3.6.5, run `brew upgrade python`
If you run:
brew upgrade python
you should be able to do:
python --version
and
python3 --version
To see what versions of Pyth...
How can I explicitly free memory in Python?
...d as to the content of your links, but assuming the OP is talking about an error they get from the same Python process, the distinction between freeing memory to the process-local heap and to the OS doesn't seem likely to be relevant (as freeing to the heap makes that space available for new allocat...
Entity Framework Code First - two Foreign Keys from same table
...ascadeOnDelete false then If I want to delete the Team Then it is throwing error. A relationship from the 'Team_HomeMatches' AssociationSet is in the 'Deleted' state. Given multiplicity constraints, a corresponding 'Team_HomeMatches_Target' must also in the 'Deleted' state.
–...
How can I run dos2unix on an entire directory? [closed]
...d . -type f -exec dos2unix {} /home/venuk/Desktop/NEO_Src and it gave the error find: missing argument to `-exec'
– Vivek Gaur
Aug 13 '12 at 7:05
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How do I handle newlines in JSON?
...SON and I'm trying to pull it into an object in JavaScript. I keep getting errors. Here's what I have:
10 Answers
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Why would anyone use set instead of unordered_set?
...r<int>> two(){
//unordered_set<vector<int>> s; // error vector<int> doesn't have hash function
unordered_set<vector<int>, VectorHash> s;
s.insert({1, 2});
s.insert({1, 3});
s.insert({1, 2});
for(const auto& vec:s)
cout<&...
Should an Enum start with a 0 or a 1?
...t more readable when you don't explicitly set the values. -- Also way less error prone to let the compiler do the binary math for you. (i.e. [Flags] enum MyFlags { None = 0, A, B, Both = A | B, /* etc. */ } is way more readable, than [Flags] enum MyFlags { None = 0, A = 1, B = 2, Both = 3, /* etc */...
Generate Java class from JSON?
...ds, this site returned a result, while www.jsonschema2pojo.org reported an error.
– CoolMind
Sep 26 '16 at 8:56
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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...=' . $filename);
// Dump load
echo $load;
That stopped my parse errors and made my ICS files validate properly.
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Composite Key with EF 4.1 Code First
...c int ActivityID { get; set; }
[Key, Column(Order = 1)]
[Required(ErrorMessage = "A ActivityName is required")]
[StringLength(50, ErrorMessage = "Activity Name must not exceed 50 characters")]
public string ActivityName { get; set; }
}
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