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pdftk compression option
...elated (lossless, but may display slightly differently):
gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/screen -dNOPAUSE -dBATCH -dQUIET -sOutputFile=output.pdf input.pdf
Edit: I just discovered another option (for lossless compression), which avoids the nasty gs command. qpdf is ...
Reverting to a specific commit based on commit id with Git? [duplicate]
With git log , I get a list of commits that I have made so far.
4 Answers
4
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How do you automatically set text box to Uppercase?
...at when the user starts typing in the text box for example railway , then it should be altered to capital letters like RAILWAY without the user having to press the Caps-lock button.
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Where is Python's sys.path initialized from?
Where is Python's sys.path initialized from?
2 Answers
2
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Tar a directory, but don't store full absolute paths in the archive
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tar -cjf site1.tar.bz2 -C /var/www/site1 .
In the above example, tar will change to directory /var/www/site1 before doing its thing because the option -C /var/www/site1 was given.
From man tar:
OTHER OPTIONS
-C, --directory DIR
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Changing default encoding of Python?
I have many "can't encode" and "can't decode" problems with Python when I run my applications from the console. But in the Eclipse PyDev IDE, the default character encoding is set to UTF-8 , and I'm fine.
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Inspect element that only appear when other element is mouse overed/entered
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It's fairly easy in Chrome 38.0.2094.0.
Here's what it'll look like:
Step-by-step:
Open the DevTools in the Sources panel
Make the tooltip appear by hovering over the button
Press F8 to freeze the page
Switch to the Elem...
What does the question mark operator mean in Ruby?
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It is a code style convention; it indicates that a method returns a boolean value.
The question mark is a valid character at the end of a method name.
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How do I delete multiple rows in Entity Framework (without foreach)
I'm deleting several items from a table using Entity Framework. There isn't a foreign key / parent object so I can't handle this with OnDeleteCascade.
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Why does Lua have no “continue” statement?
I have been dealing a lot with Lua in the past few months, and I really like most of the features but I'm still missing something among those:
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