parameters

问题 I have a function with a new improved version of the code for automatic table indexing: def update_tableIndex(self,tableName): getIndexMySQLQuery = """SELECT numberID FROM %s;""" % (tableName,) updateIndexMySQLQuery = """UPDATE %s SET numberID=%s WHERE numberID=%s;""" % (tableName,) updateIndex=1 self.cursorMySQL.execute(getIndexMySQLQuery) for row in self.cursorMySQL: indexID = row[0] self.cursorMySQL.execute(updateIndexMySQLQuery,(updateIndex,indexID)) updateIndex+=1 While the query

问题 I play for a while (couple of weeks) with this HttpClient lib. I want somehow to set Attribute to the request. Not parameter but Attribute. In my servlet I want to use Integer inte = (Integer)request.getAttribute("obj"); I have no idea what i miss. i try this. NameValuePair[] pair = new NameValuePair[1]; pair[0] = new NameValuePair(); pair[0].setName("aloha"); pair[0].setValue("value"); but this set parameters not attributes.. I also use this because this is only one object who have method

问题 This is my code in onPreviewFrame Method. The frame that shows on the surfaceHolder is fine. I Already set the resolution with this code at first mCameraParameter = mCamera.getParameters(); mCameraParameter.setPreviewSize(100,150); mCameraParameter.setPreviewFrameRate(20); mCameraParameter.setPreviewFormat(PixelFormat.JPEG); mCamera.setParameters(mCameraParameter); but the picture that image get is 640 * 480 I wonder why i can't change the preview resolution. public void onPreviewFrame(byte[]

问题 I need to pass a variable number of parameters to a c-function that allows a variable number of parameters. function a(int n , ...) {...} //*n* number of parameters int b[XXX]; //XXX is more or less run-time dynamic. //Filsignals.https://github.com/libpd/libpd/blob/master/pure-data/src/d_ugen.cl b with things. a(n, b[0], b[1] ... b[XXX]) How to write this without naming each single element of b? One thing: I cannot change the implementation of a() and it uses the va_list to access "...". Thus

问题 Dim cmd As SqlCommand = sqlconn.CreateCommand sqlconn.Open() cmd.CommandType = CommandType.StoredProcedure cmd.CommandText = "udpateELSEinsertEquipmentProfile" 'declare the variables cmd.Parameters.Add("@OE_ID", SqlDbType.VarChar, 11, "oeq-su-999") cmd.Parameters.Add("@OE_Category", SqlDbType.Char, 3, "COM") cmd.Parameters.Add("@OE_SubCategory", SqlDbType.Char, 3, "SU") cmd.Parameters.Add("@OE_Name", SqlDbType.VarChar, 35, "adminpmis01") cmd.Parameters.Add("@OE_User", SqlDbType.VarChar, 35,

问题 I need to get BER on Android, and I'm using the method getGsmBitErrorRate of a SignalStrength like this public void onSignalStrengthsChanged(SignalStrength signalStrength) { super.onSignalStrengthsChanged(signalStrength); Log.e("onSignalStrengthsChanged: ", "GSM Cinr = " + signalStrength.getGsmSignalStrength()); } inside a PhoneStateListener. According TS 27.007 8.5, the expected return id (0-7, 99) , but in my app, it's only returning 255 ! Is there any interpretation of this number, or it's

问题 I have to use a provided script that takes user input while the script is running instead of parameters. I can't get around this. An example of script would be: #!/bin/bash echo "param one" read one doSomething echo "param two" read two doSomething echo "param three" read three doSomething echo "param four" read four doSomething echo "param five" read five doSomething I would like a way to be able to call this script and provide parameterized input, something like: ./scriptNameWrapper.ksh 1

问题 I was reading " Bjarne Stroustrup's C++ Style and Technique " FAQ where he mentioned about this FAQ What's the value of i++ + i++? In this he has mentioned "...the order of evaluation of function arguments are undefined." when he is refering to f(v[i],i++); example. I am aware of that the order of evaluation of function arguments is unspecified not undefined but in this case is it undefined because we are relying on value of i so as to which v[i] to pass or its an error in the FAQ itself? 回答1

问题 I want to send parameters in query_string URL from Twig page and get it in the controller. for example: index.html.twig <a href="/newcont/add/{{ id }}">New</a> and controller : namespace AppBundle\Controller; use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route; use Symfony\Bundle\FrameworkBundle\Controller\Controller; use Symfony\Component\HttpFoundation\Request; class Newcont extends Controller { /** * @Route("/newcont/add/{id}", requirements={"id": "\d+"}) */ public function

问题 I have see a lot tutorial that tell me the way to prevent bubble is use "e" parameter just like : function(e){ e.preventDefault() } but in some situation,the firebug tell me it is wrong with "e is not define" so is there a way to stop the bubble without the parameter e? 回答1: If you set an event handler by using an element attribute (say, <button onclick="myFunc()"> ) the argument list will be empty. You have to use <button onclick="myFunc(event)"> instead to pass the current event as an