this is the case now. Simple business logic can be written, framework can also be used, composer components will also be called, equivalent to only can spell building blocks, but not building blocks, programming head and tail can see clearly, but intern...
for example, a UI is particularly complex and will show text in four cases, where click events are not the same. void updateUI() { if (mIsA) { if (mIsB) { mTextView.setText("111111"); } else { mText...
problem description there has always been a doubt, that is, is it better to encapsulate a request into an object for management, or to call this interface directly? for example: for example, we have an interface to request a data void requestData (...
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question: is there a closure in this code? Does refer to variables outside the function as closures? Code: for (var i = 0; i < btns.length; iPP) { (function(j) { btns[j].onclick = function(i) { console.log("" + (i +...
when Nginx acts as an agent, the ss can see that a TCP connection is created with the client and the server, respectively. does requesting LVS create a TPC connection when proxying to the server? ...
debugging canvas on the mobile phone to save the picture to the photo album is blank, there is no content on the canvas, hope the gods stop to help. ...
prove that for the integer $n ge 1 $ $$ 2 ( sqrt {nylon 1}-1) le sum_ {kink 1} ^ n frac {(KMel 1)!} {kink!} $$ where $!! $is double factorial operation. ...