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Can you get the column names from a SqlDataReader?
... Rob Stevenson-LeggettRob Stevenson-Leggett
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“java.lang.OutOfMemoryError : unable to create new native Thread”
...OfMemoryError : unable to create new native Thread " on 8GB RAM VM after 32k threads (ps -eLF| grep -c java)
13 Answers
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MySQL string replace
...LACE(your_field, 'articles/updates/', 'articles/news/')
WHERE your_field LIKE '%articles/updates/%'
Now rows that were like
http://www.example.com/articles/updates/43
will be
http://www.example.com/articles/news/43
http://www.electrictoolbox.com/mysql-find-replace-text/
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How to write header row with csv.DictWriter?
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mechanical_meatmechanical_meat
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.NET / C# - Convert char[] to string
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Joel CoehoornJoel Coehoorn
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How do I read / convert an InputStream into a String in Java?
...commons IOUtils to copy the InputStream into a StringWriter... something like
StringWriter writer = new StringWriter();
IOUtils.copy(inputStream, writer, encoding);
String theString = writer.toString();
or even
// NB: does not close inputStream, you'll have to use try-with-resources for that
Str...
How can I get a collection of keys in a JavaScript dictionary? [duplicate]
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Use Object.keys() or shim it in older browsers...
const keys = Object.keys(driversCounter);
If you wanted values, there is Object.values() and if you want key and value, you can use Object.entries(), often paired with Array.prototype...
How can I check if a file exists in Perl?
...at that path, but it will also fire for a directory, a named pipe, a symlink, or a more exotic possibility. See the documentation for details.
Given the extension of .TGZ in your question, it seems that you expect a plain file rather than the alternatives. The -f file-test operator asks whether a p...
What exactly does big Ө notation represent?
...iven function.
For example, if it is Ө(n), then there is some constant k, such that your function (run-time, whatever), is larger than n*k for sufficiently large n, and some other constant K such that your function is smaller than n*K for sufficiently large n.
In other words, for sufficiently...
How to create an alias for a command in Vim?
...to.'") : ("'.a:from.'"))'
endfun
call SetupCommandAlias("W","w")
This checks that the command type is : and the command is W, so it’s safer than just cnoreabbrev W w.
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