Using async/await is perfect for your situation. It will help you to make your code more readable and make abstraction of the async part thanks to the await keyword aync post(){ const res1 = await this._service1.save(this.data1).toPromise(); const res2 = await this._service2.save(res1).toPromise(); console.log(‘here is my data 2 ‘ + res2); return ‘what you want, can be … Read more
Answer recommended by Twilio To set your mind at ease, your setup is fine! Nothing to worry about. DKIM is, among other things a reputation tool. SendGrid is adding two signatures to your emails, one for your domain, which will help pass DMARC authentication. And one for their domain / service. This second one is … Read more
As pointed out by Yksisarvinen, the new keyword works differently in java and c++. I removed the new and I am now able to catch the exception. solved I have a custom exception I want to throw in one function and catch in another, it isn’t working [closed]
Pretty crude way of writing the code. But see if this helps in understanding. Initially: name = [0] len(name) = 1 1st iteration name = [0, “Foo”] len(name) = 2 name[-2] = 0 if name[-2] => if 0 => False => REPEAT 2nd iteration name = [0, “Foo”, “Foo”] len(name) = 3 name[-2] = “Foo” … Read more
Replace viewDidLoad to viewDidAppear solved my problem override func viewDidAppear() { super.viewDidLoad() performSegue(withIdentifier: “go” , sender: self) } 0 solved xcode swift4 how do I change the page in viewdidload
You have you rows and columns mixed up. You have s[i][j] when it should be s[j][i].Also, as far as int s[n-1][m-1]; goes, I believe that you’re initializing this wrong. While an array starts at index 0 and goes to index (size – 1), when you initialize it, it should be array[enteredSize], not array[enteredSize – 1]. … Read more
In order to get the result that you want you will have to apply both the UNPIVOT and the PIVOT functions. The unpivot function will convert your Q1, Q2, Q3, and Q4 columns into rows. Once that is done, you will apply the pivot function. The unpivot code will be similar to this: select programid, … Read more
You can use flex order. You’ll have to add a container or use the current containing element and give it a display: flex property. .cont{ display: flex; flex-direction: column; } .c1{ order: 2; } .c2{ order: 1; } <div class=”cont”> <div class=”c1″> <p> THIS IS DIV 1> </p> </div> <div class=”c2″> <p> THIS IS DIV … Read more
drawString is a method and not a variable. So you need to pass the parameters to method instead of assigning them. You need to change this: objG.drawString=”strString 1,202,42″; to: objG.drawString(strString1,202,42); 7 solved cannot find symbol : class java.awt.graphics [duplicate]
Its an issue and it is never advisable to declare HttpServletRequest request/HttpServletResponse response as an instance variable. Actually Servlet is implementing single thread model that means only one servlet instance is created. And one thread for each request. So if their are many requests then thr must be many threads and each sharing same servlet … Read more
Get an arduino board and a relay capable of switching a 12v circuit. Also get a wifi / bluetooth add on board so you can communicate with the arduino from your smartphone platform of choice. Here is an example of an arduinos capability, this particular example is using bluetooth. solved How to get a smartphone … Read more
The question is too broad and it would really have been better if you’d have googled some related topics first. However, if you want to work with databases Google has a tutorial for you here. I think the external storage might be more than sufficient for your problem, so you can find a tutorial here. … Read more
If you can’t use developer tools and really need the regex to search through the source file (and it’s an actual text character x), then this (probably inelegant) regex should do it: (\Wx\W)|(^x\W)|(\Wx$) The \W means “not a ‘word’ character”. This may or may not quite work for you depending on what you have in … Read more
I don’t kwow about your storyboard issue (it is impossible to say anything without seeing the storyboard, or, at least, how the outlet is bound), but there is another issue. It seems like labelArray is an array of UILabel. But in the first line of your code, you are creating an array of NSString. solved … Read more
userWantToContinue = True while aqpool[0] and userWantToContinue: shuffle (aqpool) numRight = 0 for question, rightAnswer in aqpool: answer = raw_input(question + ” “) if answer == rightAnswer: print (“RÄTT SVAR!”) numRight = numRight + 1 else: print(“FEL SVAR! Rätta svaret är: ” + rightAnswer + “\n”) print(“Vill du försätta spela? (ja eller nej)”) userWantToContinue = … Read more