大约有 32,000 项符合查询结果（耗时：0.0630秒） [XML]
Firefox session cookies
...a feature where you close Firefox and it offers to save all your tabs, and then you restore the browser and those tabs come back. That's called session restore. What I didn't realize is that it'll also restore all the session cookies for those pages too! It treats it like you had never closed the br...
Rollback to an old Git commit in a public repo
...ute this command in the git project root. If you are in any sub directory, then this command only changes the files in the current directory. Then commit and you should be good.
You can undo this by
git reset --hard
that will delete all modifications from the working directory and staging area....
Default parameters with C++ constructors [closed]
...s/functions?
The good thing is that if your functions are not inlined, you then control the default value in the source by choosing how one function will behave. For example:
// Header
void doSomething() ;
void doSomething(int i) ;
// Source
void doSomething()
{
doSomething(25) ;
}
void doSome...
What is a callback URL in relation to an API?
...you call
POST /api.example.com/foo?callbackURL=http://my.server.com/bar
Then when /foo is finished, it sends a request to http://my.server.com/bar. The contents and method of that request are going to vary - check the documentation for the API you're accessing.
...
How to rollback a specific migration?
...pecific migration and do not want it to re-migrate on upcoming rake tasks, then delete the migrate file as well.
– BradGreens
Aug 20 '13 at 18:17
4
...
Django - How to rename a model field using South?
...ngs back up. That is first migrate the change with renaming the columns. Then fix the model (to have the updated name), and then do ./manage.py schemamigration app --auto && ./manage.py migrate app --fake).
– dr jimbob
Jan 3 '11 at 21:57
...
GitHub: How to make a fork of public repository private?
... here):
Create a new repo (let's call it private-repo) via the Github UI. Then:
git clone --bare https://github.com/exampleuser/public-repo.git
cd public-repo.git
git push --mirror https://github.com/yourname/private-repo.git
cd ..
rm -rf public-repo.git
Clone the private repo so you can work ...
What is the difference between i++ and ++i?
...t, and it's definitely worth saying:
i++ means 'tell me the value of i, then increment'
++i means 'increment i, then tell me the value'
They are Pre-increment, post-increment operators. In both cases the variable is incremented, but if you were to take the value of both expressions in exactl...
How to turn on front flash light programmatically in Android?
...blem you should:
Check whether the flashlight is
available or not?
If so then Turn Off/On
If not then you can do whatever, according to your app
needs.
For Checking availability of flash in the device:
You can use the following:
context.getPackageManager().hasSystemFeature(PackageManager.FEA...
Idiomatic way to wait for multiple callbacks in Node.js
...ile");
}
}
});
Into this:
fs.readFileAsync("file.json").then(JSON.parse).then(function (val) {
console.log(val.success);
})
.catch(SyntaxError, function (e) {
console.error("invalid json in file");
})
.catch(function (e) {
console.error("unable to read file");
});
ge...