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Is there a better way to do optional function parameters in JavaScript? [duplicate]
I've always handled optional parameters in JavaScript like this:
28 Answers
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Determining the last changelist synced to in Perforce
... the server using:
p4 changes -s submitted -m1
then sync to that change and record it in the revision info. The reason is as follows. Although Perforce recommends the following to determine the changelist to which the workspace is synced:
p4 changes -m1 @clientname
they note a few gotchas:
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How to test if list element exists?
...es(foo) # TRUE
"b" %in% names(foo) # TRUE
"c" %in% names(foo) # FALSE
...and foo[["a"]] is safer than foo$a, since the latter uses partial matching and thus might also match a longer name:
x <- list(abc=4)
x$a # 4, since it partially matches abc
x[["a"]] # NULL, no match
[UPDATE] So, back t...
Can we make unsigned byte in Java
...igned byte in unsigned. The problem is the data I am receiving is unsigned and Java does not support unsigned byte, so when it reads the data it treats it as signed.
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Python concatenate text files
...each file by f = open(...) , read line by line by calling f.readline() , and write each line into that new file. It doesn't seem very "elegant" to me, especially the part where I have to read//write line by line.
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difference between #if defined(WIN32) and #ifdef(WIN32)
... yeah, but you could also cascade #ifdef UNIX with #ifndef WIN32, and get the same flexibility (not as readable, I agree)
– jpinto3912
Nov 11 '09 at 11:42
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How to get the current branch name in Git?
I'm from a Subversion background and, when I had a branch, I knew what I was working on with "These working files point to this branch".
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When to catch java.lang.Error?
...ome stupid 3rd-party code throwing subclasses of Error, so you'll have to handle those as well.
By the way, I'm not sure it isn't possible to recover from OutOfMemoryError.
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Git : List all unmerged changes in git
Creating a branch for various topics, and not regularly deleting them when I don't need them any more, I have now ended up with about 50 branches ;)
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How to solve privileges issues when restore PostgreSQL Database
I have dumped a clean, no owner backup for Postgres Database with the command
10 Answers
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