大约有 20,000 项符合查询结果（耗时：0.0420秒） [XML]
Why is using the rails default_scope often recommend against?
...expect. Now lets try:
2.1.1 :004 > Post.new
=> #<Post id: nil, title: nil, published: true, created_at: nil, updated_at: nil>
And there we have the first big problem with default scope:
=> default_scope will affect your model initialization
In a newly created instance of such...
Android AlertDialog Single Button
...
AlertDialog.Builder builder1 = new AlertDialog.Builder(this);
builder1.setTitle("Title");
builder1.setMessage("my message");
builder1.setCancelable(true);
builder1.setNeutralButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, i...
What is a simple/minimal browserconfig.xml for a web site
... mins.
It will generate a full browserconfig.xml file, and supply all the titled images in a single zip file.
Edit 1/8/2015: I just found another option: http://realfavicongenerator.net/
The benefit of this website it is generators your browserconfig.xml AND all your apple-touch-* icons, favicon ...
How to $http Synchronous call with AngularJS
...hat's not something you'll usually want to do because of the nature of JavaScript execution you'll end up blocking everything else.
... but.. if blocking everything else is actually desired, maybe you should look into promises and the $q service. It allows you to wait until a set of asynchronous ac...
Posting a File and Associated Data to a RESTful WebService preferably as JSON
...tion. I have grails REST webservices and iPhone Client that send pictures, title and description.
I don't know if my approach is the best, but is so easy and simple.
I take a picture using the UIImagePickerController and send to server the NSData using the header tags of request to send the pictur...
Change the name of the :id parameter in Routing resources for Rails
..._name" do
namespace :sites do
scope "/:name" do
post "/:title" => "articles#create"
...
end
end
end
end
share
|
improve this answer
|
...
When should I use std::thread::detach?
...
This answer is aimed at answering question in the title, rather than explaining the difference between join and detach. So when should std::thread::detach should be used?
In properly maintained C++ code std::thread::detach should not be used at all. Programmer must ensure t...
What's the fastest way to loop through an array in JavaScript?
...hile (n); // n must be greater than 0 here also
}
}]];
function bench(title, f) {
var t0 = performance.now();
var res = f();
return performance.now() - t0; // console.log(`${title} took ${t1-t0} msec`);
}
var globalVarTime = bench( "for-loop without 'var'", () => {
// Here if y...
How can I trigger a Bootstrap modal programmatically?
...ue">&times;</span></button>
<h4 class="modal-title" id="myModalLabel">Modal title</h4>
</div>
<div class="modal-body">
...
</div>
<div class="modal-footer">
<button type="button" class="btn btn-...
How to run Maven from another directory (without cd to project dir)?
...nd don't want to leave your current directory, you could use a small shell script, a shell function, or just a sub-shell:
user@host ~/project$ (cd ~/some/location; mvn install)
[ ... mvn build ... ]
user@host ~/project$
As a bash function (which you could add to your ~/.bashrc):
function mvn-the...