Re: I retreated to 5.2.6 where everything worked for months...HELP!
| From: | Fred Silsbee | Date: | Thu, 03 Sep 2009 04:13:23 +0000 |
| Subject: | Re: I retreated to 5.2.6 where everything worked for months...HELP! | ||
| Groups: | php.windows | ||
| Request: | Send a blank email to php-windows+get-29580@lists.php.net to get a copy of this message | ||
new_black_scholes.php is now working but I found a bug in IE8
I deleted all history but had to reboot to completely clear all files hidden in history temp files
first I had to : (not sure if this did it!
IIS: properties->home directory->configuration C:\PHP\php5isapi.dll
with GET,HOST,POST,DEBUG
changed to:
IIS: properties->home directory->configuration C:\PHP\php5isapi.dll
with ALL
--- On Wed, 9/2/09, Fred Silsbee <fredsilsbee@yahoo.com> wrote:
> From: Fred Silsbee <fredsilsbee@yahoo.com>
> Subject: I retreated to 5.2.6 where everything worked for months...HELP!
> To: php-windows@lists.php.net
> Date: Wednesday, September 2, 2009, 2:59 AM
> I tried 5.3 and found out it had no
> php_mssql.
> Then I retreated to 5.2.10.
>
> Trying to get back to where I had everything worked, I
> downloaded 5.2.6:
> (1) I uninstalled cgi 1.5
> (2) php.ini has:
>
> extension_dir = "C:\PHP\ext"
> ; doc_root = "C:\inetpub\wwwroot"
> commented out
> doc_root =
>
> ALL extensions are uncommented
>
> I only need:
> extension=php_mssql.dll
>
> ; **You CAN safely turn this off for IIS, in fact, you
> MUST.**
> cgi.force_redirect = 0
>
> ntwdblib and php.ini moved to
> C:\WINDOWS
> C:\WINDOWS\system
> C:\WINDOWS\system32
>
> IIS: properties->home
> directory->configuration C:\PHP\php5isapi.dll
> with GET,HOST,POST,DEBUG
>
> I also tried:
> php5ts.dll
> phpnsapi.dll
> only php5isapi.dll seemed to work!
> added to XP Prof SP3 path: ;C:\PHP;C:\PHP\ext
>
> also created (just in case) PHPRC environment variable
> (alongside path)
> containing C:\PHP;C:\PHP\ext
>
> I gave IUSR_LANDON all powers
>
> ________________________________________results
> this works:http://207.254.225.224:8080/phpinfo.php
>
> http://207.254.225.224:8080/new_black_scholes.php
> initial display works until I select "DEMO"...then:
>
> The page cannot be displayed
> There is a problem with a program on the page you are
> trying to reach, and the page cannot be displayed.
>
> Here is new_black_scholes.php
> <?php
> define( "ITMAX",100);
> define( "EPS",3.0e-7);
> // If the submit button has been pressed
> $StockPrice = $ExercisePrice = $RiskFreeRateInterest
> = $InstantaneousVarianceRateStocksReturn = "";
> $TimetoExpirationOption = $ValueCallOption =
> $ValuePutOption = $DeltaCalls = $DeltaPuts = "";
>
> if (isset($_POST['reset']))
> {
>
> $m_s = 100.;
> $m_e = 100..;
> $m_rf = .12;
> $m_sigma = .1;
> $m_time = 365.;
> Black_Scholes_Main($m_s, $m_e, $m_rf,
> $m_sigma,$m_time, $m_c, $m_p, $m_deltacalls, $m_deltaputs);
> $StockPrice = $m_s;
> $ExercisePrice = $m_e;
> $RiskFreeRateInterest = $m_rf;
> $InstantaneousVarianceRateStocksReturn = $m_sigma;
> $TimetoExpirationOption = $m_time;
> $ValueCallOption = $m_c;
> $ValuePutOption = $m_p;
> $DeltaCalls = $m_deltacalls;
> $DeltaPuts = $m_deltaputs;
> }
> elseif (isset($_POST['submit']))
> {
> $m_s = $_POST['StockPrice'];
> $m_e = $_POST['ExercisePrice'];
> $m_rf = $_POST['RiskFreeRateInterest'];
> $m_sigma =
> $_POST['InstantaneousVarianceRateStocksReturn'];
> $m_time = $_POST['TimetoExpirationOption'];
> Black_Scholes_Main($m_s, $m_e, $m_rf,
> $m_sigma,$m_time, $m_c, $m_p, $m_deltacalls, $m_deltaputs);
> $StockPrice = $m_s;
> $ExercisePrice = $m_e;
> $RiskFreeRateInterest = $m_rf;
> $InstantaneousVarianceRateStocksReturn = $m_sigma;
> $TimetoExpirationOption = $m_time;
> $ValueCallOption = $m_c;
> $ValuePutOption = $m_p;
> $DeltaCalls = $m_deltacalls;
> $DeltaPuts = $m_deltaputs;
> }
> function Black_Scholes_Main($m_s, $m_e, $m_rf, $m_sigma,
> $m_time, &$m_c, &$m_p, &$m_deltacalls,
> &$m_deltaputs) {
> $m_c = black_scholes($m_s, $m_e, $m_rf,
> $m_sigma, $m_time/365., $nd1, $nd2);
> $m_p = $m_e / pow(1.+$m_rf, $m_time/365.) -
> $m_s + $m_c;
> $m_deltacalls = $nd1;
> $m_deltaputs = $nd1 - 1.;
> }
> function black_scholes( $s, $e, $rf, $sigma, $time,
> &$nd1, &$nd2) {
> $num =
> log($s/$e)+$time*($rf+.5*$sigma*$sigma);
> $d1 = $num/($sigma*sqrt($time));
> $d2 = $d1 - $sigma*sqrt($time);
> $c = $s*myerf($d1) - $e * myerf($d2) *
> exp(-$rf*$time);
> $nd1 = myerf($d1);
> $nd2 = myerf($d2);
>
> return $c;
> }
> function gammln($xx)
> {
>
> $cof=array(76.18009173,-86.50532033,24.01409822,
>
> -1.231739516,0.120858003e-2,-0.536382e-5);
>
> $x=$xx-1.0;
> $tmp=$x+5.5;
> $tmp -= ($x+0.5)*log($tmp);
> $ser=1.0;
> for ($j=0;$j<=5;$j++) {
> $x += 1.0;
> $ser += $cof[$j]/$x;
> }
> return -$tmp+log(2.50662827465*$ser);
> }
>
> function gser( &$gamser, $a, $x, &$gln)
> {
>
> $gln=gammln($a);
> if ($x <= 0.0) {
> if ($x < 0.0) echo "x less than
> 0 in routine GSER";
> $gamser=0.0;
> return;
> } else {
> $ap=$a;
> $sum=1.0/$a;
> $del=$sum;
> for ($n=1;$n<=ITMAX;$n++) {
> $ap += 1.0;
> $del *= $x/$ap;
> $sum += $del;
> if (abs($del) <
> abs($sum)*EPS) {
>
> $gamser=$sum*exp(-$x+$a*log($x)-($gln));
> return;
> }
> }
> echo "a=$a too large, ITMAX =
> $itmax too small in routine GSER
> ";
> return;
> }
> }
>
>
> function gcf( &$gammcf,$a,$x,&$gln)
> {
> $gold=0.0;
> $fac=1.0;
> $b1=1.0;
> $b0=0.0;
> $a0=1.0;
>
> $gln=gammln($a);
> $a1=$x;
> for ($n=1;$n<=ITMAX;$n++) {
> $an=(double) $n;
> $ana=$an-$a;
> $a0=($a1+$a0*$ana)*$fac;
> $b0=($b1+$b0*$ana)*$fac;
> $anf=$an*$fac;
> $a1=$x*$a0+$anf*$a1;
> $b1=$x*$b0+$anf*$b1;
> if ($a1) {
> $fac=1.0/$a1;
> $g=$b1*$fac;
> if (abs(($g-$gold)/$g)
> < EPS) {
>
> $gammcf=exp(-$x+$a*log($x)-($gln))*$g;
> return;
> }
> $gold=$g;
> }
> }
> echo "a too large, ITMAX too small in routine
> GCF
> ";
> }
> function gammp($a,$x)
> {
>
> if ($x < 0.0 || $a <= 0.0) {
> echo "Invalid arguments in routine
> GAMMP
> ";
> return 0.;
> }
> if ($x < ($a+1.0)) {
> gser($gamser,$a,$x,$gln);
> return $gamser;
> } else {
> gcf($gammcf,$a,$x,$gln);
> return 1.0-$gammcf;
> }
> }
>
> function gammq($a,$x)
> {
>
> if ($x < 0.0 || $a <= 0.0) echo "Invalid
> arguments in routine GAMMQ
> ";
> if ($x < ($a+1.0)) {
> gser($gamser,$a,$x,$gln);
> return 1.0-$gamser;
> } else {
> gcf($gammcf,$a,$x,$gln);
> return $gammcf;
> }
> }
> function erfc($x)
> {
>
> return $x < 0.0 ? 1.0+gammp(0.5,$x*$x) :
> gammq(0.5,$x*$x);
> }
> function erf($x)
> {
>
> return $x < 0.0 ? -gammp(0.5,$x*$x) :
> gammp(0.5,$x*$x);
> }
> function myerf($argin) {
> return .5*(1.+erf($argin/sqrt(2.0)));
> }
>
> ?>
>
> <form action="new_black_scholes.php" method="post">
> <p>
> Black Scholes Option Price Calculator:
>
> temp website under Redhat Fedora 9
> Linux:
>
> the first 5 boxes require input(try 100.
> 100. .12 .1 365.):
>
> </p>
> <p>
> StockPrice (required):
>
> <input type="text" size="20" maxlength="40"
> name="StockPrice"
> value="<?php echo $StockPrice;
> ?>" />
> </p>
> <p>
> ExercisePrice (required):
>
> <input type="text" size="20" maxlength="40"
> name="ExercisePrice"
> value="<?php echo $ExercisePrice; ?>"
> />
> </p>
> <p>
> Risk Free Rate of Interest(required):
>
> <input type="text" size="20" maxlength="40"
> name="RiskFreeRateInterest"
> value="<?php echo $RiskFreeRateInterest;
> ?>" />
> </p>
> <p>
> Instantaneous Variance Rate of Stock's Return
> (required):
>
> <input type="text" size="20" maxlength="40"
> name="InstantaneousVarianceRateStocksReturn"
> value="<?php echo
> $InstantaneousVarianceRateStocksReturn; ?>" />
> </p>
> <p>
> Time to Expiration of the Option(days)
> (required):
>
> <input type="text" size="20" maxlength="40"
> name="TimetoExpirationOption"
> value="<?php echo $TimetoExpirationOption;
> ?>" />
> </p>
> <p>
> Values of the Call Option :
>
> <input type="text" size="20"
> maxlength="40" name="ValueCallOption"
> VALUE="<?php echo $ValueCallOption;
> ?>" />
> </p>
> </p>
> <p>
> Values of the Put option :
>
> <input type="text" size="20"
> maxlength="40" name="ValuePutOption"
> VALUE="<?php echo $ValuePutOption;
> ?>" />
> </p>
> <p>
> Delta(calls):
>
> <input type="text" size="20"
> maxlength="40" name="DeltaCalls"
> VALUE="<?php echo $DeltaCalls;
> ?>" />
> </p>
> <p>
> Delta(puts):
>
> <input type="text" size="20"
> maxlength="40" name="DeltaPuts"
> VALUE="<?php echo $DeltaPuts;
> ?>" />
> </p>
> <button type="submit" name = "submit"
> value="Calculate!"
> style="color:maroon font:18pt Courier;
> font-weight:bold ">Calculate
> </button>
> <button type="submit" name = "reset"
> value="Demo!"
> style="color:red font:18pt Courier; font-weight:bold
> ">Demo
> </button>
> </form>
>
> _________________________________________________________results
>
> Please try the following:
>
> Open the 207.254.225.224:8080 home page, and then look for
> links to the information you want.
> Click the Refresh button, or try again later.
>
> HTTP 403.1 Forbidden: Execute Access Forbidden
> Internet Information Services
>
> --------------------------------------------------------------------------------
>
> Technical Information (for support personnel)
>
>
> Background:
> You have attempted to execute a CGI, ISAPI, or other
> executable program from a directory that does not allow
> programs to be executed.
>
>
> More information:
> Microsoft Support
> ____________________________________________
> http://207.254.225.224:8080/handle_log_book_mssql.php
> yields:
>
> Warning: mssql_connect() [function.mssql-connect]: Unable
> to connect to server: LANDON\SQLEXPRESSLMKIII in
> C:\Inetpub\wwwroot\handle_log_book_mssql.php on line 8
> (mssql_connect(...)
> Something went wrong while connecting to MSSQL (my
> message)
> _______________________________________________________
> all these worked before trying 5.3
>
>
>
>
>
>
>