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Does it make sense to do “try-finally” without “catch”?
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public void yourMethod() throws YourException {
try {
db.store(mydata);
} finally {
db.cleanup();
}
}
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Do I need to convert .CER to .CRT for Apache SSL certificates? If so, how?
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File extensions for cryptographic certificates aren't really as standardized as you'd expect. Windows by default treats double-clicking a .crt file as a request to import the certificate into the Windows Root Certificate store, but treats a ....
grep without showing path/file:line
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No need to find. If you are just looking for a pattern within a specific directory, this should suffice:
grep -hn FOO /your/path/*.bar
Where -h is the parameter to hide the filename, as from man grep:
-h, --no-filename
Suppress the prefixing of file nam...
How do I list the functions defined in my shell?
...e#, it appears you must enable extdebug (shopt -s extdebug) AND supply one or more function names to the declare -F command. IOW, declare -F does not supply filenames/line#s even when extdebug is enabled, which is not clear from the documentation, nor is it particularly intuitive, IMO.
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Scala: What is a TypeTag and how do I use it?
All I know about TypeTags is that they somehow replaced Manifests. Information on the Internet is scarce and doesn't provide me with a good sense of the subject.
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How to vertically center a inside a div? [duplicate]
...niques to accomplish what you want at the end of the discussion.
(Super-short summary: either set the line-height of the child equal to the height of the container, or set positioning on the container and absolutely position the child at top:50% with margin-top:-YYYpx, YYY being half the known heig...
How can I use different certificates on specific connections?
...ify that I'm not encountering a man-in-the-middle attack, and I need to incorporate this certificate into our code in such a way that the connection to the server will be successful.
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difference between foldLeft and reduceLeft in Scala
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Few things to mention here, before giving the actual answer:
Your question doesn't have anything to do with left, it's rather about the difference between reducing and folding
The difference is not the implementation at all, just look at the signatures.
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sed edit file in place
...g the edited content into a new file and then renaming the new file to the original file name. I tried the -i option but my Solaris system said that -i is an illegal option. Is there a different way?
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What are the best practices for JavaScript error handling?
I'm looking to start making my JavaScript a bit more error proof, and I'm finding plenty of documentation on using try , catch , finally , and throw , but I'm not finding a ton of advice from experts on when and where to throw errors.
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