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How to find out which fonts are referenced and which are embedded in a PDF document
...e file that actually seems to have fonts embedded.
Using the normal Adobe Reader (or Foxit if you prefer). Select File->Properties on the resulting Dialog choose the Font tab. You will see a list of fonts. The ones that are embedded will state this fact in ( ) behind the font name.
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Piping both stdout and stderr in bash?
...tdout and grep sees both strings on stdin, thus filters out both.
You can read more about redirection here.
Regarding your example (POSIX):
cmd-doesnt-respect-difference-between-stdout-and-stderr 2>&1 | grep -i SomeError
or, using >=bash-4:
cmd-doesnt-respect-difference-between-stdou...
What is the convention for word separator in Java package names?
...e considered bad. Does it break tooling? Create confusion? Is it harder to read or type? For the examples given I think we can answer yes to many of those. But I can't understand an absolute ban on capital letters. A package name LikeThis (like a class name) is obviously confusing, but likeThis isn'...
Indentation in Go: tabs or spaces?
...e with
go fmt
or using the gofmt command directly
gofmt -w .
You can read more about it here on the golang.org blog, or from the Effective go document:
Indentation
We use tabs for indentation and gofmt emits them by default. Use spaces only if you must.
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Ruby on Rails: Where to define global constants?
...ass variables might act kind of surprising with inheritance and in multi-thread environments.
class Card < ActiveRecord::Base
@@colours = ['white', 'blue']
cattr_reader :colours
end
# accessible the same as above
The two options above allow you to change the returned array on each invocat...
What's the difference between emulation and simulation? [duplicate]
...ate the cheaper thermometer using an expensive thermometer by rounding the reading to the nearest 0.5 C and running tests that rely on the temperature values.
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Compare two Byte Arrays? (Java)
...u use it in a security application.
The details for the difference can be read at Arrays.equals() vs MessageDigest.isEqual()
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git remote prune – didn't show as many pruned branches as I expected
...emote, therefore I run git prune. That's what "These stale branches have already been removed from the remote repository" says to me. Am I wrong?
– Felixyz
Nov 2 '10 at 15:04
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ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired
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Your table is already locked by some query. For example, you may have executed "select for update" and have not yet committed/rollbacked and fired another select query. Do a commit/rollback before executing your query.
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In Ruby, is there an Array method that combines 'select' and 'map'?
... perform better than inject and posted my benchmark results to a related thread: stackoverflow.com/questions/310426/list-comprehension-in-ruby/…
– knuton
Feb 18 '11 at 20:15
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