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In Python, how do you convert seconds since epoch to a `datetime` object?
...thon 3", "Python 2") would be useful - and I also recommend changing their order.
– Adam Matan
Jan 8 '16 at 11:45
Upda...
How good is Java's UUID.randomUUID?
...isions
the number of random version 4 UUIDs which need to be generated in order to have a 50% probability of at least one collision is 2.71 quintillion, computed as follows:
...
This number is equivalent to generating 1 billion UUIDs per second for about 85 years, and a file containing this many UU...
How do I rename a repository on GitHub?
...sitory and then proceed to clone the repo so you can have a local copy. In order to rename the Github repo, you just need to:
Go to the repository site (i.e https://github.com/userX/repositoryZ).
In the navigation bar, you will see a tab named "Settings". Click on it.
Just edit the current reposit...
Hashing a file in Python
... benchmarked both the solution of (1) @Randall Hunt and (2) yours (in this order, is important due to file cache) with a file of around 116GB and sha1sum algorithm. Solution 1 was modified in order to use a buffer of 20 * 4096 (PAGE_SIZE) and set buffering parameter to 0. Solution 2 only algorithm w...
Are strongly-typed functions as parameters possible in TypeScript?
... a function. They're usually applied in the function signature of a higher-order function. A higher-order function is a function which accepts functions as parameters or which returns a function. It has the following syntax:
(arg1: Arg1type, arg2: Arg2type) => ReturnType
Example:
type Functio...
What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...}
both of which share the same namespace it then doesn't matter in which order the two files are loaded, you still get func1 and func2 correctly defined within the MY_NAMESPACE object correctly.
The first file loaded will create the initial MY_NAMESPACE object, and any subsequently loaded file wi...
Git Tag list, display commit sha1 hashes
...ed but missing in it, like full tag details and tags in the commit history order.
I like this instead, which gives exactly what I want but can't get from git tag:
git log --oneline --decorate --tags --no-walk
This gives a very nice color-coded view of the tags in the reverse chronological order ...
WebSockets protocol vs HTTP
...b protocols:
TCP: low-level, bi-directional, full-duplex, and guaranteed order transport layer. No browser support (except via plugin/Flash).
HTTP 1.0: request-response transport protocol layered on TCP. The client makes one full request, the server gives one full response, and then the connection...
What is the “assert” function?
... 2015, the assert with an error message will not work because it is out of order. It should be assert("error message", expression)
– Dooskington
Oct 14 '16 at 15:37
...
Finding the index of an item in a list
...omplexity in list length
An index call checks every element of the list in order, until it finds a match. If your list is long, and you don't know roughly where in the list it occurs, this search could become a bottleneck. In that case, you should consider a different data structure. Note that if yo...