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Check whether number is even or odd
...r is even or odd? I've been wanting to figure this out for a long time now and haven't gotten anywhere.
16 Answers
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How to grep and replace
I need to recursively search for a specified string within all files and subdirectories within a directory and replace this string with another string.
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git selective revert local changes from a file
...t -m "tmp"
Now you have a commit with only the changes you want to keep, and the rest is unstaged.
git reset --hard HEAD
At this point, uncommitted changes have been discarded, so you have a clean working directory, with the changes you want to keep committed on top.
git reset --mixed HEAD^
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Is there a way to 'uniq' by column?
...eed the ,1 in -k1,1? why not just -k1?
– hello_there_andy
Nov 24 '14 at 20:10
19
@hello_there_and...
How to get the path of a running JAR file?
My code runs inside a JAR file, say foo.jar , and I need to know, in the code, in which folder the running foo.jar is.
3...
Are there any style options for the HTML5 Date picker?
...picker-indicator
So if you thought the date input could use more spacing and a ridiculous color scheme you could add the following:
::-webkit-datetime-edit { padding: 1em; }
::-webkit-datetime-edit-fields-wrapper { background: silver; }
::-webkit-datetime-edit-text { color: red; padding: 0 ...
How to convert a char to a String?
I have a char and I need a String . How do I convert from one to the other?
12 Answers
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
...tions/TextEdit.app/Contents/MacOS/TextEdit"
or just type the following command into your Terminal:
echo "export EDITOR=\"/Applications/TextEdit.app/Contents/MacOS/TextEdit\"" >> ~/.bashrc
If you are using zsh, use ~/.zshrc instead of ~/.bashrc.
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
... OS, given that 32-bit OSes have a maximum addressable memory size of 4GB, and that the JVM's max heap size depends on how much contiguous free memory can be reserved.
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How to filter files when using scp to copy dir recursively?
... probably recommend using something like rsync for this due to its include and exclude flags, e.g:-
rsync -rav -e ssh --include '*/' --include='*.class' --exclude='*' \
server:/usr/some/unknown/number/of/sub/folders/ \
/usr/project/backup/some/unknown/number/of/sub/folders/
Some other useful fla...