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  4. What a gem.

What a gem.

Scheduled Pinned Locked Moved The Weird and The Wonderful
rubycom
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  • M Mark AJA

    Don't know what language this is, but I'm sure you could use the following to reduce the code length:

    ' ...
    Return (SystemInformation.PowerStatus.BatteryLifePercent.ToString *100) & "%"
    ' . End of function.

    S Offline
    S Offline
    smcnulty2000
    wrote on last edited by
    #26

    There you go, thinking like a programmer again. Where's that going to get ya? :)

    _____________________________ Give a man a mug, he drinks for a day. Teach a man to mug... The difference between an ostrich and the average voter is where they stick their heads.

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    0
    • A AspDotNetDev

      Nope, not joking. Not everybody who goes through college is a better programmer than a non-college programmer. Though I'd say more college grads have better sense. Of course, that's from my anecdotal experience*, so YMMV. *For example, I wrote my 558 Lines of QuickBasic Glory before I went to college. Relying on file IO, "unnecessary" optimizations, and third party libraries seemed like too much work at the time.

      Somebody in an online forum wrote:

      INTJs never really joke. They make a point. The joke is just a gift wrapper.

      J Offline
      J Offline
      Julien Villers
      wrote on last edited by
      #27

      I guess if you take a statistical sample of graduates vs non-graduates, the average is better, and the deviation lower. I was worried that you'd equate degree with competence ;)

      'As programmers go, I'm fairly social. Which still means I'm a borderline sociopath by normal standards.' Jeff Atwood 'I'm French! Why do you think I've got this outrrrrageous accent?' Monty Python and the Holy Grail

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      • M Mark AJA

        Don't know what language this is, but I'm sure you could use the following to reduce the code length:

        ' ...
        Return (SystemInformation.PowerStatus.BatteryLifePercent.ToString *100) & "%"
        ' . End of function.

        P Offline
        P Offline
        Paladin2000
        wrote on last edited by
        #28

        Actually, it's:

        Return (SystemInformation.PowerStatus.BatteryLifePercent * 100).ToString() + "%"

        You did the ToString before the multiplication. Note that this:

        SystemInformation.PowerStatus.BatteryLifePercent.ToString("p")

        ...does create a percentage conversion, but since it has decimals and a space it is not equivalent.

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        0
        • P Paladin2000

          Actually, it's:

          Return (SystemInformation.PowerStatus.BatteryLifePercent * 100).ToString() + "%"

          You did the ToString before the multiplication. Note that this:

          SystemInformation.PowerStatus.BatteryLifePercent.ToString("p")

          ...does create a percentage conversion, but since it has decimals and a space it is not equivalent.

          M Offline
          M Offline
          Mark AJA
          wrote on last edited by
          #29

          I used & and not + as & can join a string and a number. + will only add two nunbers or attach two strings. I would usually use CStr$() but as I was not to sure what language this was, used & as it's used in a number of languages.

          P 1 Reply Last reply
          0
          • J Julien Villers

            It couldn't have been done with a generic approach, look at the last line:

            Else
            Return "NA"

            That required a custom solution! Just kidding ;) BTW, shouldn't that be 'N/A'?

            'As programmers go, I'm fairly social. Which still means I'm a borderline sociopath by normal standards.' Jeff Atwood 'I'm French! Why do you think I've got this outrrrrageous accent?' Monty Python and the Holy Grail

            G Offline
            G Offline
            GBSC
            wrote on last edited by
            #30

            NA is correct because if you can't determine the battery percentage you must be dealing with sodium :)

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            • F Fabio Franco

              Wow! This is only not worse than what I've seen, because the DB field length related to what I found is small:

              public string GetStringToDatabase(int value)
              {
              if (value > 99999999)
              return "0" + value.ToString();
              else if (value > 9999999)
              return "00" + value.ToString();
              else if (value > 999999)
              return "000" + value.ToString();
              .
              .
              .
              }

              "To alcohol! The cause of, and solution to, all of life's problems" - Homer Simpson

              J Offline
              J Offline
              James Lonero
              wrote on last edited by
              #31

              I did something like this when I was programming in assembly language back in college. I was making a way to get a value out of a register out to the terminal in an integer form. Then, we only had 16 bit registers and could only output -32738 to 32737. But, there was no library routines to output to the terminal.

              F 1 Reply Last reply
              0
              • J James Lonero

                I did something like this when I was programming in assembly language back in college. I was making a way to get a value out of a register out to the terminal in an integer form. Then, we only had 16 bit registers and could only output -32738 to 32737. But, there was no library routines to output to the terminal.

                F Offline
                F Offline
                Fabio Franco
                wrote on last edited by
                #32

                Well, although in assembly one can develop a routine for that, it's forgivable if you don't, specially in college while learning. What's unforgivable is having this in a high level language in production code for a mission critical application.

                "To alcohol! The cause of, and solution to, all of life's problems" - Homer Simpson

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                • M Mark AJA

                  I used & and not + as & can join a string and a number. + will only add two nunbers or attach two strings. I would usually use CStr$() but as I was not to sure what language this was, used & as it's used in a number of languages.

                  P Offline
                  P Offline
                  Paladin2000
                  wrote on last edited by
                  #33

                  The "+" operator does work here, it implicitly converts the number to a string and concatenates it to the other. But yes, the "&" operator is for concatenation explicitly. However, in your example, my key point was that you used the "*" operator between a number and a string...

                  M 1 Reply Last reply
                  0
                  • P Paladin2000

                    The "+" operator does work here, it implicitly converts the number to a string and concatenates it to the other. But yes, the "&" operator is for concatenation explicitly. However, in your example, my key point was that you used the "*" operator between a number and a string...

                    M Offline
                    M Offline
                    Mark AJA
                    wrote on last edited by
                    #34

                    I don't know what language uses a * between two strings. * is usually used to multiply two numbers. EG 123*4 = 492 + is used to add two numbers. EG 123+4 = 127. 123+"4" = error & is used to join two numbers, strings or a number and a string. EG 123 & 4 = "1234" If a language returns 492 or "492" from 123*"4" then in my opinion the language needs an update. The following Visual Basic 5 code:

                    Private Sub Form_Load()
                    Dim a As Integer ' or as Long or Double
                    Dim b As String
                    a = 123
                    b = "4"
                    MsgBox a * b
                    End Sub

                    displays 492, but should display an error acording to other versions of Basic.

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                    0
                    • P Paladin2000

                      Actually, it's:

                      Return (SystemInformation.PowerStatus.BatteryLifePercent * 100).ToString() + "%"

                      You did the ToString before the multiplication. Note that this:

                      SystemInformation.PowerStatus.BatteryLifePercent.ToString("p")

                      ...does create a percentage conversion, but since it has decimals and a space it is not equivalent.

                      B Offline
                      B Offline
                      bbirajdar
                      wrote on last edited by
                      #35

                      excellent observation

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                      0
                      • A AaronM_NZ

                        Stumbled across this gem today. http://pastebin.com/4Nx8yggU[^] For preservation sake, here is a snippet, but you get the idea:

                        Public ReadOnly Property BatteryPercent()
                        ' This code will retrieve the BatteryLifePercent property and convert it to a percent.
                        Get
                        If SystemInformation.PowerStatus.BatteryLifePercent.ToString = "1" Then
                        Return "100%"
                        ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.99" Then
                        Return "99%"
                        ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.98" Then
                        Return "98%"
                        ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.97" Then
                        Return "97%"
                        ... etc

                        Wow is all I can say.

                        M Offline
                        M Offline
                        Mohibur Rashid
                        wrote on last edited by
                        #36

                        Well, I can see he has time to do code :))))))))))

                        1 Reply Last reply
                        0
                        • A AaronM_NZ

                          Stumbled across this gem today. http://pastebin.com/4Nx8yggU[^] For preservation sake, here is a snippet, but you get the idea:

                          Public ReadOnly Property BatteryPercent()
                          ' This code will retrieve the BatteryLifePercent property and convert it to a percent.
                          Get
                          If SystemInformation.PowerStatus.BatteryLifePercent.ToString = "1" Then
                          Return "100%"
                          ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.99" Then
                          Return "99%"
                          ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.98" Then
                          Return "98%"
                          ElseIf SystemInformation.PowerStatus.BatteryLifePercent.ToString = "0.97" Then
                          Return "97%"
                          ... etc

                          Wow is all I can say.

                          K Offline
                          K Offline
                          krumia
                          wrote on last edited by
                          #37

                          Quote:

                          ' This code will retrieve the BatteryLifePercent property and convert it to a percent.

                          Really? Why would someone convert something to percent which is already in percent?

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