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How to grep a text file which contains some binary data?
...ile through cat -v, e.g
$ cat -v tmp/test.log | grep re
line1 re ^@^M
line3 re^M
which could be then further post-processed to remove the junk; this is most analogous to your query about using tr for the task.
share
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How to convert a number to string and vice versa in C++
...fy a base, for digits larger than 9, the alphabet is assumed (a=10 until z=35). You can find more information about the exact formatting that can parsed here for floating-point numbers, signed integers and unsigned integers.
Finally, for each function there is also an overload that accepts a std::w...
How to serialize SqlAlchemy result to JSON?
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132
A flat implementation
You could use something like this:
from sqlalchemy.ext.declarative impo...
How do you use variables in a simple PostgreSQL script?
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132
Complete answer is located in the official PostgreSQL documentation.
You can use new PG9.0 ano...
Initialize a byte array to a certain value, other than the default null? [duplicate]
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13 Answers
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Add support library to Android Studio project
...iJ IDEA, at the same time it relies on gradle to build your apk. As of 0.2.3, these two doesn't play nicely in term of configuring from GUI.
As a result, in addition to use the GUI to setup dependencies, it will also require you to edit the build.gradle file manually.
Assuming you have a Test Proje...
How to set input type date's default value to today?
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33 Answers
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How can I declare and use Boolean variables in a shell script?
...!'
fi
Original Answer
Caveats: https://stackoverflow.com/a/21210966/89391
the_world_is_flat=true
# ...do something interesting...
if $the_world_is_flat ; then
echo 'Be careful not to fall off!'
fi
From: Using boolean variables in Bash
The reason the original answer is included here is b...
CSS3's border-radius property and border-collapse:collapse don't mix. How can I use border-radius to
...r style?
– Ramon Tayag
Mar 8 '11 at 3:43
3
I was having an issue setting the background color of ...