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How to download and save a file from Internet using Java?
...l().transferFrom(rbc, 0, Long.MAX_VALUE);
Using transferFrom() is potentially much more efficient than a simple loop that reads from the source channel and writes to this channel. Many operating systems can transfer bytes directly from the source channel into the filesystem cache without actually ...
multiple tags
...gs sans penalty.
As long as you're making sure you are using tags semantically and you aren't putting them in invalid places (they're block-level elements, so you can't put them inside an inline element, for example) then you shouldn't worry too much about what the sticklers are saying. It's all to...
Regular expression for a string containing one word but not another
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This is a corrupted regex, the square brackets turn all the pattern sequences into combination of individual chars.
– Wiktor Stribiżew
Jun 13 '19 at 12:56
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React.js: Identifying different inputs with one onChange handler
...nswered Jan 9 '14 at 21:43
Ross AllenRoss Allen
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what is the most efficient way of counting occurrences in pandas?
...g values. (Compare with size.)
In any case, value_counts has been specifically optimized to handle object type, like your words, so I doubt you'll do much better than that.
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How to round the minute of a datetime object
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This does not work at all for me for long periods. e.g. roundTime(datetime.datetime(2012,12,31,23,44,59,1234),roundTo=60*60*24*7) vs roundTime(datetime.datetime(2012,12,30,23,44,59,1234),roundTo=60*60*24*7)
– CPBL
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HTML table headers always visible at top of window when viewing a large table
...n if its just a question about how to get it working. Ill respond there usually in under a day. Here ill probably respond in just under a year :)
– mkoryak
Oct 4 '16 at 18:21
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Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?
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echo appends a \n since you usually do not want lines not ending with a linebreak in your shell (it looks really ugly if the prompt does not start at the very left).
Use the -n argument to omit the trailing linebreak and it will print the same checksum as ...
Java Hashmap: How to get key from value?
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The BidiMap interface in the Collections library is a bi-directional map, allowing you to map a key to a value (like normal maps), and also to map a value to a key, thus allowing you to perform lookups in both directions. Obtaining a key for a value is supported by the getKey() method.
There is a ...
How do I build a graphical user interface in C++? [closed]
All of my C++ programs so far have been using the command line interface and the only other language I have experience with is PHP which doesn't support GUIs.
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