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How to <em>mem>ake a valid Windows filena<em>mem>e fro<em>mem> an arbitrary string?
I've got a string like "Foo: Bar" that I want to use as a filena<em>mem>e, but on Windows the ":" char isn't allowed in a filena<em>mem>e.
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Writing to an Excel spreadsheet
I a<em>mem> new to Python. I need to write so<em>mem>e data fro<em>mem> <em>mem>y progra<em>mem> to a spreadsheet. I've searched online and there see<em>mem> to be <em>mem>any packages available (xlwt, XlsXcessive, openpyxl). Others suggest to write to a .csv file (never used CSV and don't really understand what it is).
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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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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 calculate the bounding box for a given lat/lng location?
...e and longitude.
Now i want to calculate a bounding box within e.g. 10 kilo<em>mem>eters of that point.
15 Answers
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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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What <em>mem>ust I know to use GNU Screen properly? [closed]
I've just introduced a friend to GNU Screen and they're having a hard ti<em>mem>e getting used to it. That <em>mem>akes <em>mem>e think about the essential things he needs to know about the excellent Screen utility, the sa<em>mem>e things that you'd think worthwhile to teach so<em>mem>eone, a beginner, fro<em>mem> the ground up. What ar...
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...
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 ...
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>...