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    rubberman

    Replied To a Post in software eng

    Software engineering is mostly thinking about data and how it should behave and interact with other data. This gives rise to the expression "data driven architecture". Here, the term "architecture" …
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    rubberman

    Replied To a Post in How to allocate memory to a parameter passed pointer?

    You have typedef'd PTR_VALUE, but in this function: int initialize(PTR_VALUE value_array) { value_array = (PTR_VALUE)malloc(sizeof(PTR_VALUE) * 94); return 0; } You initialized the value_array parameter, but it is never returned …
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    rubberman

    Replied To a Post in Word Documents Becoming "Read Only" Mid-Session

    Local files as well as shared files? Does this happen at the same time? Are the local files on a shared directory so that others may be reading/updating the same …
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    rubberman

    Replied To a Post in About Tcp/Ip model

    @sdtechi :-) Thanks for the correction. Senior moments, brain farts! You are 100% correct about the 7 layers of the OSI model. But 5 layers are so much simpler! :lol: …
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    rubberman

    Replied To a Post in C++ FAQ

    So, you have the math. Write the program!
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    rubberman

    Replied To a Post in algoritm

    We don't do your homework for you. Make an effort and we will perhaps help you.
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    rubberman

    Replied To a Post in malloc and free implementation

    So, where are you getting free-store from the operating system? Usually one uses sbrk() for that. That provides you with heap store that you can allocate with calloc/malloc et al. …
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    rubberman

    Replied To a Post in salting hashing password

    Unix/Linux passwords are hashed and "salted" with a unique value that will be placed as the first 2 characters of the password in the password file. So, when you want …
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    rubberman

    Replied To a Post in About Tcp/Ip model

    TCP/IP consists of four layers: link, IP, transport, and application layers. The OSI model consists of 5 layers. So, where is this question coming from? Observation, or just what...?
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    rubberman

    Replied To a Post in Word Documents Becoming "Read Only" Mid-Session

    Are you sure these are local documents? This behavior sounds like shared documents when there is a glitch in the connection between systems.
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    rubberman

    Replied To a Post in Excel documents locking up over Network

    There is no solution to this problem. Occasionally, RF connections drop packets, and such "freezes" happens. You need to copy the data to your local drive for reliable viewing. Consider …
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    rubberman

    Replied To a Post in skype

    To add to what JorgeM said, what OS are you running and which version of Skype?
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    rubberman

    Replied To a Post in [Discussion] Will Windows 7 be outdated like Windows XP?

    I think I prefer Windows 7 to XP, but then I REALLY prefer any Linux distribution over ANY Microsoft operating system! FWIW, this is written on a Red Hat Enterprise …
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    rubberman

    Replied To a Post in The Operating Systems.

    Have you tried Linux? I agree that XP is probably the best Windows OS released, but now out-of-date. Windows 7 is pretty good - kind of an updated XP in …
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    rubberman

    Replied To a Post in Play MP4 files with TMediaPlayer in D2007

    MP4 files require a different codec. I don't know how you would load/enable that with Delphi, but it should not be difficult.
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    rubberman

    Replied To a Post in initialize a public variable

    The best way is it do this in the class One's constructor. Pass $b as an initialization variable. That said, cereal's approach is also fine, as long as the $a …
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    rubberman

    Replied To a Post in usb flash disk

    I've had the same problem in the past with Windows. The solution was to remove the USB ports and/or hubs from the Device Manager, and then reboot the computer. That …
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    rubberman

    Replied To a Post in speed of file copy

    So, is there a question here?
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    rubberman

    Replied To a Post in Need help setting up a home network

    That should not be a problem. You will need more than one WiFi access point (WAP), but each should be connected to the router. A single router should handle dozens …
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    rubberman

    Replied To a Post in How to make a semestral grade using do...while loop

    We don't do your homework for you. Make an effort. Post the code and errors here. Then we may help you.
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    rubberman

    Replied To a Post in Need help setting up a home network

    You really only need one router, but you may want multiple access points (WiFi devices) that are connected to the router. The router would be connected to the modem, or …
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    rubberman

    Replied To a Post in Linux concept questions

    Homework assignment? The concept of inodes (not i-nodes) is really simple. There are directories, and each entry has a pointer to the inode for that file or sub-directory. The file …
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    rubberman

    Replied To a Post in bidisha1

    2) for numbers > 9, if it ends in 0, it is divisible by 10. If it ends in a 5, it is divisible by 5. If < 9, it …
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    rubberman

    Replied To a Post in scan through API there should be a option for scan with OCR

    What API? OCR is to scan an image to render it into plain text. What library are you using? Is the image being actively scanned by a scanning device? Or …
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    rubberman

    Replied To a Post in Cannot put r9 290 in my HP computer

    An R9 290? Is that also a Radeon card? Does it require a dedicated power supply? Some high-end video cards have a power socked and require a cable from the …
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    rubberman

    Replied To a Post in Need Help fixing an error

    The default arguments should be in the class declaration (header), not in the definition. Some compilers may accept this, but many will not.
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    rubberman

    Replied To a Post in Graphics and C++ ?

    To add to what Schol-R-Lea said, there are a large number of graphics libraries for C++, many of which can be used on many operating systems (Windows, Linux, OSX). A …
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    rubberman

    Replied To a Post in Chipset Driver for Windows 8.1

    Yeah. I just looked and Win7 is the latest. Unless Microsoft has a driver for this, I think you will have to wait as Intel doesn't seem to have one. …
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    rubberman

    Replied To a Post in Need help setting up a home network

    So, what will your internet / ISP download/upload speeds be? That's where you need to start at. Depending upon the construction of your house, how you set up the network …
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    rubberman

    Replied To a Post in Chipset Driver for Windows 8.1

    Have you visited the Intel web site support pages for this chipset? They should have 8.1 drivers there to download and install.
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    rubberman

    Replied To a Post in Review my time class

    First, since I have implemented robust time classes several times in the past, I can say that you only want seconds, and microseconds as member variables. Forget the hours and …
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    rubberman

    Replied To a Post in C: Analysis of code

    Homework? Walk through the code, line by line, and describe what it is doing. FWIW, just a cursory view has shown me a couple of bugs in this code. Also, …
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    rubberman

    Replied To a Post in volume problem in laptop

    What OS are you running? If Linux, try running Alsamixer to adjust your master and other volume controls. If Windows, then see if your system is using the desired channels. …
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    rubberman

    Replied To a Post in slow internet speed in network

    To continue my previous post - I re-read your original post an see that you have a 10mbps link to the internet. Divide that by 100 users, and at peak …
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    rubberman

    Replied To a Post in Difference of lowest score to highest score

    You need a loop to collect the scores, a variable to store the highest value found, and an array to store them in. Then another loop to find the difference …
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    rubberman

    Replied To a Post in dns problem

    The tablet obviously has access to a valid DNS server. You either need to configure the hotspot software to relay DNS requests from connected systems, or you need to tell …
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    rubberman

    Replied To a Post in calculation

    The multiply and divide operators are of equal precidence for C/C++ compilers. What order they are evaluated it is up to the compiler. IE, your `400*400/400` expression can be evaluated …
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    rubberman

    Replied To a Post in Cusor confined within VM, arghh !

    The el5/6/7 images are Enterprise Linux (Red Hat and clones) only. There are Windows-specific installation packages. They include the appropriate guest additions package which you access via the VM's Devices …
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    rubberman

    Replied To a Post in Problem with VIA 1394 Error code 10

    From my reading on Microsoft's support site I have to suspect that there is a communication error between the system and device you are trying to connect with. If this …
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    rubberman

    Replied To a Post in desktop build advice

    1. CPU - either an AMD or Intel 64-bit chip with 4+ cores and runs at 3+GHz. 2. RAM - 8+GB 3. Video - Either an nVidia GeForce GT/GTX 730+, …
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    rubberman

    Replied To a Post in how can i get the code 1638

    Please explain the situation, operating system (Windows I presume), what caused this - I presume error code. What you have provided is not sufficient to help you.
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    rubberman

    Replied To a Post in What skill/languages do you need to be a data science?

    What L7Sqr said, plus add formal logic. Without strong skills in boolean logic you are lost! I was an engineering major back before dinosaurs, and my philosophy class in formal …
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    rubberman

    Replied To a Post in How to count the number of days from January 1, 0000 to any given date

    Leap years are irrelevant here if you follow my comments previously posted. You can calculate the number of days from a base for any date. Subtract the older from the …
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    rubberman

    Replied To a Post in I need a fast case statement please

    @Schol-R-LEA - I'm guessing that HLA means "High Level Assembler"? IE, an abstract assembly language? @lexd - real assembly languages are very processor dependent. x86 vs ARM vs Power-PC, vs …
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    rubberman

    Replied To a Post in Is lisp a legacy language?

    Prolog! Prolog! Prolog! :-) Time for me to re-read Clocksin and Mellish.
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    rubberman

    Replied To a Post in class myArray

    Look at the code again. You are setting the variable 'i' to what the user inputs, so if it is > 5 (or >= 10 in your example) then it …
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    rubberman

    Replied To a Post in Old old programmer needs some personal help!

    As one old (very old) programmer to another (I started with Fortran on punch cards in the 1960's) you might want to check out Eclipse. It supports most languages and …
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    rubberman

    Replied To a Post in My printer keeps eating paper!!

    Time for a new printer? 5 years is an antique in internet time. I think my last HP printer lasted about 5 years as well before it self-destructed.
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    rubberman

    Replied To a Post in class myArray

    Huh? Reading first but need to read all 5? Do you only need to read the first value, or do you need to read all 5? If all five, then …
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    rubberman

    Replied To a Post in Pointers and Functions

    1. Initialize the variable a to 0. 2. Since this is C++, don't pass pointers, but better to use references. IE: `void addition (int& b)` called as `addition (a);` - …

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