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snipts » debug 
showing 1-15 of 15 snipts for debug
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∞ show php errors
ini_set('display_errors', "1"); ini_set('error_reporting', E_ALL ^ E_NOTICE);
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∞ Log errors in diffent folders/files reflecting the application folder structure.
<?php /** * Log PHP's error into separate files. Recommended for use in production site. * Should be used in set_error_handler() to handle certain PHP errors (i.e. E_STRICT). * @link http://www.php.net/manual/en/function.set-error-handler.php Reference */ function errorHandler($errno, $errstr, $errfile=NULL, $errline=NULL, $errcontext=NULL) { // Log uncategorized errors if (is_null($errfile)) { $errfile = 'errors.log'; } // Reconstruct the path // define('APP_DIR', '/my/application/') // define('LOG_DIR', '/log_dir/') // E.g. /my/application/controller/index.php -> /log_dir/controller/index.php $pos = strpos($errfile, APP_DIR); if ($pos !== FALSE) { // Strip off the application directory and attach log directory $errfile = LOG_DIR.substr($errfile, $pos + strlen(CMS_ROOT)); } else { $errfile = LOG_DIR.$errfile; // E.g. /log_dir/errors.log } $dir = dirname($errfile); // Create dir if necessary if (! file_exists($dir)) { mkdir($dir, 0775, TRUE); } $logFile = fopen($errfile, 'a'); fwrite($logFile, date('Y-m-d H:i:s ').$errstr); if ($errline) fwrite($logFile, " on line $errline"); fwrite($logFile, "\n"); fclose($logFile); if (PRODUCTION_SITE) // Prevent err msg from being printed out (log errors silently) return TRUE; return FALSE; } ?>
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∞ PHP Debug Print
// inside PHP echo "<pre>"; var_dump($variable); echo "</pre>"; // DEBUGPRINT // inside HTML <?php echo "<pre>"; var_dump($variable); echo "</pre>"; // DEBUGPRINT ?>
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∞ debug for FireFox-FireBug / Other
function debug(what){ if(window.console && window.console.firebug){ console.log((new Date).toString() + ' - ' + what); } else{ alert(what); } }
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∞ javascript debug for console or browser (uses jquery)
function debug(a,tag) { var bugs="", header = "[functionName](" + (tag||"") + ")"; ($.isArray(a) || isObject(a)) ? $.each(a, function(i, val) { bugs = bugs +i + ":" + val + ", ";}) : bugs = a; if (window.console && window.console.log) { window.console.log(header + bugs); } else { if ($("#debug").size() == 0) $("<ul id='debug'></ul>").appendTo("body").css({border:"1px solid #ccf",position:"absolute",top:"10px",right:"10px",width:"300px",padding:"10px",listStyle:"square"}); $("<li>").css({margin:"0 0 5px"}).appendTo("#debug").append(header).wrapInner("<b></b>").append(" " + bugs); } }
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∞ WP db debug plugin
<?php /* ** Plugin Name: debug ** Plugin URI: http://made.com.ua/en/ ** Description: debug ** Version: 0 ** Author: Oleg Butuzov ** Author URI: http://made.com.ua/ */ add_action('wp_footer', 'made_com_ua_wp_footer'); function made_com_ua_wp_footer(){ global $wp_object_cache, $wpdb; echo '<table width="90%" align="center">'; echo "<tr><th style='padding:5px;text-align:left;'>Cache Hits</th><td style='padding:5px;'>".$wp_object_cache->cache_hits."</td></tr>"; echo "<tr><th style='padding:5px;text-align:left;'>Cache Misses</th><td style='padding:5px;'>".$wp_object_cache->cache_misses."</td></tr>"; echo "<tr><th style='padding:5px;text-align:left;'>Total Time</th><td style='padding:5px;'>".timer_stop(0, 3)."</td></tr>"; echo "<tr><th style='padding:5px;text-align:left;'>DB Queries</th><td style='padding:5px;'>".get_num_queries()."</td></tr>"; echo '</table>'; echo "<table width='90%' align='center'>"; echo "<tr><th>SQL</th><td>TIME</td></tr>"; foreach($wpdb->queries as $item){ echo "<tr><td style='padding:5px;text-align:left;font-family:courier;'>".$item[0]."</td><td style='font-family:courier;padding:5px;text-align:left;'>".$item[1]."</td></tr>"; } echo "</table>"; var_dump($GLOBALS['SQLCACHE']); } ?>
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∞ jquery print_r
(function($){ $.debug = { dump: function(arr, level) { var dumped_text = ""; if(!level) level = 0; var level_padding = ""; for(var j=0;j<level+1;j++) level_padding += " "; if(typeof(arr) == 'object') { //Array/Hashes/Objects for(var item in arr) { var value = arr[item]; if(typeof(value) == 'object') { //If it is an array, dumped_text += level_padding + "'" + item + "' ...\n"; dumped_text += $.debug.dump(value,level+1); } else { dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n"; } } } else { //Stings/Chars/Numbers etc. dumped_text = "===>"+arr+"<===("+typeof(arr)+")"; } return dumped_text; }, print_r: function(obj){ document.write("<div id='debugContent'></div>"); $("#debugContent").css({ display: "block", position: "absolute", top: "0px", right: "0px", padding: "10px", width: "700px", background: "#ddd", color: "black", border: "solid 1px black" }).html("<pre>"+$.debug.dump(obj)+"</pre><div id='close-debug'>Close</div>"); $("#close-debug").css({cursor: "pointer"}).click(function(){ $("#debugContent").remove(); }); } }; })(jQuery); // use: $.debug.print_r(arr)
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∞ Network TCP backend for console access
import code import SocketServer import threading from select import select from time import sleep import sys ##indent or comment waitchars = (' ','\9','\11','#') useglobaldict = True #False class fakeout: """ fakes the write method, if a thread register himself with a different writer the new writer is used when writing on this. Otherwise default writer is used """ def __init__(self,default): self.default=default self.others={} def setout4thread(self,newkey,outs): self.others[newkey]=outs def write(self,s2w): t = threading.currentThread() if t in self.others: self.others[t].write(s2w) else: self.default.write(s2w) def __getattr__(self,name): t = threading.currentThread() if t in self.others: return getattr(self.others[t],name) else: return getattr(self.default,name) def registerouts(df,of,ef): """ register on faked stdout and stderr """ sys.stdout.setout4thread(df,of) sys.stderr.setout4thread(df,ef) class ipconsole(SocketServer.StreamRequestHandler): """ handles incoming connections and redirect network incomings to a python console """ def mywrite(self,str2w): sys.stdout.default.write(str2w) def mainloop(self): #fake stdout and stderr to redirect all to our socket registerouts(threading.currentThread(),self.wfile,self.wfile) # the interpreter and the buffer if useglobaldict:gdict = globals() else:gdict=dict(globals()) c = code.InteractiveInterpreter(gdict) mybuf="" while True: r,w,x=select([self.rfile],[],[]) if len(r)==0:continue data = self.rfile.readline() if len(data)==0: #closed socket => exit return #strip it on the right side...some telent append unwanted chars mybuf+=data.rstrip()+"\n" #check if we have indentation or comment...if so no use for compiling it if data[0] in waitchars: continue try: #try to compile res = code.compile_command(mybuf) if res is None: #uncompilable because incomplete...it should never enter here #as long as incomplete source should not ahve been compiled (see above) continue #empy the buffer mybuf="" #execute whatsoever c.runcode(res) except Exception,e: #some exception...we print it and empy the buffer print "exception ",e," in:\n",mybuf mybuf="" def handle(self): #we do it in a thread to joke the stdout df = threading.Thread(target=self.mainloop) df.start() #wait for the thread to end because exiting from here shuts down the connection df.join() sys.stdout=fakeout(sys.stdout) sys.stderr=fakeout(sys.stderr) def createServer(ip,port): """ create the tcp console on the given ip and port """ ss = SocketServer.TCPServer((ip,port),ipconsole) st = threading.Thread(target=ss.serve_forever) st.setDaemon(True) st.start() return st
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∞ Affiche le contenu d'un objet dans une nouvelle fenêtre
function debug(object, returnSource) { // Vérification de l'objet if (typeof object == "object") { // Création de la sortie HTML output = '<html><head><title>Debug</title><style type="text/css">' +'body { background: #FFF; font-family: sans-serif; font-size: 10px; }\n' +'</style></head>\n' +'<body><table style="width: 100%">'; j = 0; for (i in object) { if (object[i]) { // Remplacement de caractères HTML dans les chaines if (typeof object[i].replace == "function" && typeof object[i] == "string") { value = object[i].replace(/&/g,"&").replace(/\"/g,""").replace(/\'/g,"'").replace(/</g,"<").replace(/>/g,">"); } else { value = object[i]; }//*/ output += '<tr>' +'<th style="background: #'+(j%2 ? "DDD" : "EEE")+'; text-align: right; font-weight: bold;">'+i+'</th>\n' +'<td style="background: #'+(j%2 ? "EEE" : "FFF")+';">'; if (i == "innerHTML") { output += '<div>'+object[i]+'</div>' +'<pre><b>Contenu HTML brut :</b>\n' +object[i].replace(/&/g,"&").replace(/\"/g,""").replace(/\'/g,"'").replace(/</g,"<").replace(/>/g,">") +'</pre>'; } else { output += object[i]; } +value+'</td></tr>\n'; j++; } } output += '</table></body></html>'; // Affichage ou retour de la sortie if (!returnSource) { outputWin = open('about:blank', 'debugOutputWin_'+Math.random()); outputWin.document.write(output); outputWin.focus(); return outputWin; } else { return output; } } else { alert("Impossible de debugger : la variable passée à la fonction debug() n'est pas un objet mais " +"est de type \""+typeof(object)+"\"."); return false; } }
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∞ simple class to work with SOS (http://solutions.powerflasher.com/products/sosmax/)
import mx.utils.Delegate; class com.cyberhull.SOS { private var _sendOnConnect:Array = []; private var _socket:XMLSocket; private var _send:Function; private static var _instance:SOS; public function SOS(port:Number) { _socket = new XMLSocket(); _socket.onConnect = Delegate.create(this, handleConnect); _socket.connect("localhost", port?port:4444); } private function handleConnect(success:Boolean) : Void { if (!success) { trace("Unable to connect to SOS!"); _send = trace; } else { trace("Connected to SOS!"); _send = Delegate.create(_socket, _socket.send); SOS.info("SOS connected!"); } for (var i:Number = 0; i<_sendOnConnect.length; i++) { _send(_sendOnConnect[i]); } } private function sendXML(xml:String):Void { if (_send) { _send(xml); return; } _sendOnConnect.push(xml); } private static function serialize(obj:Object, all:Array):String { if (typeof(obj)=="string") return "\""+obj+"\""; if (typeof(obj)=="number") return String(obj); if (typeof(obj)=="boolean") return String(obj); if (obj==null) return "null"; if (obj==undefined) return "undefined"; if (!all) { all = []; } else { for (var i:Number =0; i< all.length; i++) if (all[i]===obj) { return "#"+obj.toString(); } } all.push(obj); if (obj instanceof Array) { var s:String = "["; var delim:String = ""; for (var i:Number=0; i<obj.length; i++) { s+=delim; s+=serialize(obj[i], all); delim = ", "; } s+="]"; return s; } var s:String = "{"; for (var p in obj){ if (typeof(obj[p])=="function") continue; s += p + ": "+serialize(obj[p], all)+", "; } s+="}"; return s; } private static function send(message:String, key:String): Void { var xml:String = "!SOS<showMessage key='"+key+"'>"+message+"</showMessage>"; if (!_instance) _instance = new SOS(); _instance.sendXML(xml); } private static function sendFolded(title:String, message:String, key:String):Void { } public static function fatal(message:Object):Void { send(serialize(message), "fatal"); } public static function error(message:Object):Void { send(serialize(message), "error"); } public static function warn(message:Object):Void { send(serialize(message), "warn"); } public static function info(message:Object):Void { send(serialize(message), "info"); } public static function debug(message:Object): Void { send(serialize(message), "debug"); } }
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∞ CakePHP's debug function
<?php function debug($var = false, $showHtml = false, $showFrom = true) { if ($showFrom) { $calledFrom = debug_backtrace(); echo '<strong>'; echo substr(str_replace(ROOT, '', $calledFrom[0]['file']), 1); echo '</strong>'; echo ' (line <strong>' . $calledFrom[0]['line'] . '</strong>)'; } echo "\n<pre class=\"cake-debug\">\n"; $var = print_r($var, true); if ($showHtml) { $var = str_replace('<', '<', str_replace('>', '>', $var)); } echo $var . "\n</pre>\n"; } ?>
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∞ debug apache variables
RewriteCond %{QUERY_STRING} !vardump RewriteRule (.*) http://localhost/debug.php?vardump&HTTP_USER_AGENT=%{HTTP_USER_AGENT}&HTTP_REFERER=%{HTTP_REFERER}&HTTP_COOKIE=%{HTTP_COOKIE}&HTTP_FORWARDED=%{HTTP_FORWARDED}&HTTP_HOST=%{HTTP_HOST}&HTTP_PROXY_CONNECTION=%{HTTP_PROXY_CONNECTION}&HTTP_ACCEPT=%{HTTP_ACCEPT}&DOCUMENT_ROOT=%{DOCUMENT_ROOT}&SERVER_ADMIN=%{SERVER_ADMIN}&SERVER_NAME=%{SERVER_NAME}&SERVER_ADDR=%{SERVER_ADDR}&SERVER_PORT=%{SERVER_PORT}&SERVER_PROTOCOL=%{SERVER_PROTOCOL}&SERVER_SOFTWARE=%{SERVER_SOFTWARE}&REMOTE_ADDR=%{REMOTE_ADDR}&REMOTE_HOST=%{REMOTE_HOST}&REMOTE_PORT=%{REMOTE_PORT}&REMOTE_USER=%{REMOTE_USER}&REMOTE_IDENT=%{REMOTE_IDENT}&REQUEST_METHOD=%{REQUEST_METHOD}&SCRIPT_FILENAME=%{SCRIPT_FILENAME}&PATH_INFO=%{PATH_INFO}&QUERY_STRING=%{QUERY_STRING}&AUTH_TYPE=%{AUTH_TYPE}&TIME_YEAR=%{TIME_YEAR}&TIME_MON=%{TIME_MON}&TIME_DAY=%{TIME_DAY}&TIME_HOUR=%{TIME_HOUR}&TIME_MIN=%{TIME_MIN}&TIME_SEC=%{TIME_SEC}&TIME_WDAY=%{TIME_WDAY}&TIME=%{TIME}&API_VERSION=%{API_VERSION}&THE_REQUEST=%{THE_REQUEST}&REQUEST_URI=%{REQUEST_URI}&REQUEST_FILENAME=%{REQUEST_FILENAME}&IS_SUBREQ=%{IS_SUBREQ}&HTTPS=%{HTTPS} [R=302,L,QSA]
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∞ ruby ssh debug
#step 0 mtr status #step 1 mtr set_option [appname] debug=true #step 2 mtr stop [appname] mtr start [appname]
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∞ Php debug
<?php $debug = true;// false for live website $contact_email = ""; # **************************** # # ***** ERROR MANAGEMENT ***** # // Create the error handler. function my_error_handler ($e_number, $e_message, $e_file, $e_line, $e_vars) { global $debug, $contact_email; // Build the error message. $message = "An error occurred in script '$e_file' on line $e_line: \n<br />$e_message\n<br />"; // Add the date and time. $message .= "Date/Time: " . date('n-j-Y H:i:s') . "\n<br />"; // Append $e_vars to the $message. $message .= "<pre>" . print_r ($e_vars, 1) . "</pre>\n<br />"; if ($debug) { // Show the error. echo '<p class="error">' . $message . '</p>'; } else { // Log the error: error_log ($message, 1, $contact_email); // Send email. // Only print an error message if the error isn't a notice or strict. if ( ($e_number != E_NOTICE) && ($e_number < 2048)) { echo '<p class="error">A system error occurred. We apologize for the inconvenience.</p>'; } } // End of $debug IF. } // End of my_error_handler() definition. // Use my error handler: set_error_handler ('my_error_handler'); ?>
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∞ fix for console.log
if (typeof console.log != ‘function’) { console.log = function(){ /* ... */ } }
Programming Python