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How can I visualize per-character differences in a unified diff file?
...taining the diff, make sure that you're in diff-mode (if the file is named foo.diff or foo.patch this happens automatically; otherwise type M-x diff-mode RET), go to the hunk you are interested in and hit C-c C-b for refine-hunk. Or step through the file one hunk at a time with M-n; that will do th...
What does placing a @ in front of a C# variable name do? [duplicate]
...
It's just a way to allow declaring reserved keywords as vars.
void Foo(int @string)
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In CSS what is the difference between “.” and “#” when declaring a set of styles?
...arget multiple elements with a particular class. To put it another way:
#foo {} will style the single element declared with an attribute id="foo"
.foo {} will style all elements with an attribute class="foo" (you can have multiple classes assigned to an element too, just separate them with spaces,...
How to show line number when executing bash script
...on currently executing).
For example, if your script reads:
$ cat script
foo=10
echo ${foo}
echo $((2 + 2))
Executing it thus would print line numbers:
$ PS4='Line ${LINENO}: ' bash -x script
Line 1: foo=10
Line 2: echo 10
10
Line 3: echo 4
4
http://wiki.bash-hackers.org/scripting/debuggingti...
Access data in package subdirectory
...sing files within packages that do not have slashes in their names, i.e.
foo/
__init__.py
module1.py
module2.py
data/
data.txt
data2.txt
i.e. you could access data2.txt inside package foo with for example
importlib.resources.open_binary('foo', 'data2.txt')
but it...
How to get just one file from another branch
... useful to avoid conflict with branch names. For example, git checkout -- foo means "check out file foo from HEAD" (ie. overwrite local changes in foo, ie. a subset of git reset --hard), but git checkout foo could mean that or "let's go to branch foo".
– Alois Mahdal
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How do you push just a single Git branch (and no other branches)?
... Thanks, current was what I was looking for, by default git push in the foo branch will push it to the origin/foo branch.
– Dorian
Feb 25 '14 at 14:51
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What does tree-ish mean in Git?
...irectories as "trees" and "tree objects").
In the original poster's case, foo is a directory that he wants to
specify. The correct way to specify a (sub)directory in Git is to use this
"tree-ish" syntax (item #15 from the Git revisions documentation):
<rev>:<path>, e.g. HEAD:README,...
API pagination best practices
...ut have you considered paginating with a timestamp field?
When you query /foos you get 100 results. Your API should then return something like this (assuming JSON, but if it needs XML the same principles can be followed):
{
"data" : [
{ data item 1 with all relevant fields },
...
PostgreSQL - how to quickly drop a user with existing privileges
...
Doing: CREATE TABLE foo(bar SERIAL); ALTER TABLE foo OWNER TO postgres; CREATE USER testuser; GRANT ALL ON foo TO testuser; DROP USER testuser gave the error messages: ERROR: role "testuser" cannot be dropped because some objects depend on it...