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Convert UTC Epoch to local date
I have been fighting with this for a bit now. I’<em>mem> trying to convert epoch to a date object. The epoch is sent to <em>mem>e in UTC. Whenever you pass new Date() an epoch, it assu<em>mem>es it’s local epoch. I tried creating a UTC object, then using setTi<em>mem>e() to adjust it to the proper epoch, but the only <em>mem>...
Quickly reading very large tables as datafra<em>mem>es
I have very large tables (30 <em>mem>illion rows) that I would like to load as a datafra<em>mem>es in R. read.table() has a lot of convenient features, but it see<em>mem>s like there is a lot of logic in the i<em>mem>ple<em>mem>entation that would slow things down. In <em>mem>y case, I a<em>mem> assu<em>mem>ing I know the types of the colu<em>mem>ns ahead o...
How to configure git push to auto<em>mem>atically set upstrea<em>mem> without -u?
I want git push origin to auto<em>mem>atically set the upstrea<em>mem> reference when I push a locally-created branch for the first ti<em>mem>e.
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Find and Replace Inside a Text File fro<em>mem> a Bash Co<em>mem><em>mem>and
What's the si<em>mem>plest way to do a find and replace for a given input string, say abc , and replace with another string, say XYZ in file /t<em>mem>p/file.txt ?
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Send e<em>mem>ail using java
I'<em>mem> trying to send an e<em>mem>ail using Java:
15 Answers
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How to colorize diff on the co<em>mem><em>mem>and line?
...e a diff, how can I colorize it so that it looks good? I want it for the co<em>mem><em>mem>and line, so please no GUI solutions.
14 Answe...
Python function global variables?
...les in the first place due to confusion like this, but if I were to use the<em>mem>, is the following a valid way to go about using the<em>mem>? (I a<em>mem> trying to call the global copy of a variable created in a separate function.)
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What's the <em>mem>ain difference between int.Parse() and Convert.ToInt32
... you've got a string, and you expect it to always be an integer (say, if so<em>mem>e web service is handing you an integer in string for<em>mem>at), you'd use Int32.Parse().
If you're collecting input fro<em>mem> a user, you'd generally use Int32.TryParse(), since it allows you <em>mem>ore fine-grained control over the situat...
Function to calculate distance between two coordinates
I'<em>mem> currently using the function below and it doesn't work properly. According to Google <em>Mem>aps, the distance between these coordinates (fro<em>mem> 59.3293371,13.4877472 to 59.3225525,13.4619422 ) are 2.2 kilo<em>mem>etres while the function returns 1.6 kilo<em>mem>etres. How can I <em>mem>ake this function return the ...
Algorith<em>mem> to return all co<em>mem>binations of k ele<em>mem>ents fro<em>mem> n
I want to write a function that takes an array of letters as an argu<em>mem>ent and a nu<em>mem>ber of those letters to select.
71 Answe...