大约有 12,000 项符合查询结果（耗时：0.0296秒） [XML]
Appending a line to a file only if it does not already exist
...ep + echo should suffice:
grep -qxF 'include "/configs/projectname.conf"' foo.bar || echo 'include "/configs/projectname.conf"' >> foo.bar
-q be quiet
-x match the whole line
-F pattern is a plain string
https://linux.die.net/man/1/grep
Edit:
incorporated @cerin and @thijs-wouters sugges...
How to attribute a single commit to multiple developers?
...ug linked in Gerry's answer
Co-authored-by: Some One <some.one@example.foo>
In that comment on May 5, 2010, Josh Triplett also suggests implementing corresponding support in git.
As Llopis pointed out in a comment, GitHub announced support for this on their blog on Jan 29, 2018: Commit tog...
How to change CSS using jQuery?
...don't need to put quotes around the property names in an object literal - {foo: "bar"} is the same as {"foo": "bar"}.
– Tgr
Sep 16 '10 at 19:44
add a comment
...
What is the difference between JDK dynamic proxy and CGLib?
.... No need for interfaces.
So Java Dynamic proxies can proxy: public class Foo implements iFoo where CGLIB can proxy: public class Foo
EDIT:
I should mention that because javassist and CGLIB use proxy by subclassing, that this is the reason you cannot declare final methods or make the class final ...
Remove duplicate values from JS array [duplicate]
...just [1]
for the same reason, all objects will be considered equal: uniq([{foo:1},{foo:2}]) will return just [{foo:1}].
That said, if your arrays contain only primitives and you don't care about types (e.g. it's always numbers), this solution is optimal.
The best from two worlds
A universal solu...
How to get the unix timestamp in C#
...cNow.ToUnixTimeSeconds()
To get the timestamp from a DateTime:
DateTime foo = DateTime.UtcNow;
long unixTime = ((DateTimeOffset)foo).ToUnixTimeSeconds();
share
|
improve this answer
|
...
Ruby / Rails - Change the timezone of a Time, without changing the value
I have a record foo in the database which has :start_time and :timezone attributes.
11 Answers
...
Why '&&' and not '&'?
...logy you don't understand).
The following code:
if (a && b)
{
Foo();
}
Is really compiled to this:
if (a)
{
if (b)
{
Foo();
}
}
Where the following code is compiled exactly as it is represented:
if (a & b)
{
Foo();
}
This is called short-circuiting. In...
How can I select an element with multiple classes in jQuery?
... variable, which didn't work with the syntax in the first example. eg: $('.foo').filter(variable). Thanks
– pac
Feb 9 '12 at 22:28
...
Why does my 'git branch' have no master?
... branch name). So if the repository you cloned had a HEAD pointed to, say, foo, then your clone will just have a foo branch.
The remote you cloned from might still have a master branch (you could check with git ls-remote origin master), but you wouldn't have created a local version of that branch b...