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  • how to save current state of application

    - by medma
    hi, I am making an iphone application in which after login we will go through some steps and then finally we make a call from within the app. As we know on making call our app quits so plz suggest me how to resume that state on relaunching the app? 1-login 2-some steps 3-list of numbers 4-call Any help will be appreciated. Thanx..

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  • Flow charts and algorithms

    - by Dave
    Hello there, I am from a networking background and completely new to algorithm and flow charts, so could you please assist me with the following? Draw flow charts for the following algorithmss: State whether a number entered at the keyboard is even or odd. Calculate the mean of a five numbers entered by the user from the keyboard Count the number of characters and the number of words that are in a text file Many thanks in advance!

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  • How can I forcibly close a TcpListener

    - by Nissim
    I have a service which communicates through tcpListener. Problem is when the user restarts the service - an "Address already in use" exception is thrown, and the service cannot be started for a couple of minutes or so. Is there's any way of telling the system to terminate the old connection so I can open a new one? (I can't just use random ports because there is no way for the service to notify the clients what is the port, so we must depend on a predefined port)

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  • Allocation of IP Address in Ad hoc systems

    - by Kasturi
    Me and my friends play Age of Empires every weekend and create an Ad-hoc network each time before playing. But each time we all get the SAME IP Address even if a new ad-hoc network is created. Is this something to do with the Game's algorithm or does the laptop remember our previous IP Address. EDIT: What is the algorithm that is used to distribute the IP Addresses? If the algorithm uses random function how come same IP addresses are being allocated.

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  • Question on XJB

    - by Hima
    I have two tables -- INSTALL_BUILD_RESULTS and BUILD_RESULTS. IBR has a primary key called Install_Build_Id and BR has a primary key called Build_Id. Both are numbers A third table, LINK_BUILD_TO_INSTALL_BUILD is a table simply consisting of the two columns mentioned above, used together as a composite key. How can I write an xjb for these 3 tables.

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  • multiple lines in a cell of a table

    - by Tim
    I has a table as shown in this figure: The latex code for the table is: \begin{table} \begin{tabular}{ | c | c | } \hline \includegraphics[scale=0.45]{../0_1.eps} & 1.10 2.20 3.30 4.40 \\ \hline \end{tabular} \end{table} I would like to make the four numbers appear in different line inside the second cell, in order to reduce its width. I wonder how to do it? Thanks and regards!

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  • mysql_fetch_array() expects parameter 1 to be resource problem

    - by user225269
    I don't get it, I see no mistakes in this code but there is this error, please help: mysql_fetch_array() expects parameter 1 to be resource problem <?php $con = mysql_connect("localhost","root","nitoryolai123$%^"); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("school", $con); $result = mysql_query("SELECT * FROM student WHERE IDNO=".$_GET['id']); ?> <?php while ($row = mysql_fetch_array($result)) { ?> <table class="a" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#D3D3D3"> <tr> <form name="formcheck" method="get" action="updateact.php" onsubmit="return formCheck(this);"> <td> <table border="0" cellpadding="3" cellspacing="1" bgcolor=""> <tr> <td colspan="16" height="25" style="background:#5C915C; color:white; border:white 1px solid; text-align: left"><strong><font size="2">Update Students</td> <tr> <td width="30" height="35"><font size="2">*I D Number:</td> <td width="30"><input name="idnum" onkeypress="return isNumberKey(event)" type="text" maxlength="5" id='numbers'/ value="<?php echo $_GET['id']; ?>"></td> </tr> <tr> <td width="30" height="35"><font size="2">*Year:</td> <td width="30"><input name="yr" onkeypress="return isNumberKey(event)" type="text" maxlength="5" id='numbers'/ value="<?php echo $row["YEAR"]; ?>"></td> <?php } ?> I'm just trying to load the data in the forms but I don't know why that error appears. What could possibly be the mistake in here?

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  • Who owns forum users or are user grabbers legal?

    - by Eugene
    Hi, I am not very strong in "legal or not" questions so I hope someone can help me here. How legal is the following: I create my forum, then choose a random existing forum (not mine), take a user from that forum (username, avatar, etc) and create an identical account at my forum. I know that this is extremely hard to prove and everything but anyway: how legal are the described actions? Thanks!

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  • Extract two double Values from String using RegEx in Java

    - by tzippy
    I am reading a file by line and need to extract latitude and longitude from it. This how lines can looks: DE 83543 Rott am Inn Bayern BY Oberbayern Landkreis Rosenheim 47.983 12.1278 DE 21147 Hamburg Hamburg HH Kreisfreie Stadt Hamburg 53.55 10 What's for sure is, there are no dots surrounded by digits except for the ones representing the doubles. Unfortunately there are Values without a dot, so it's probably best to check for numbers from the end of the String. thanks for your help!

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  • Trouble with arrays

    - by Ockonal
    Hi guys, I have such string in PHP: $data = '1;3;5;7;9'; And cycle: for ($i=0; $i < count($someArray); $i++) { // If $i == any number in $data } What is the faster way to compare $i from cycle with numbers in string. I have to check that cycle-counter is in string.

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  • MYSQL autoincrement a column or just have an integer, difference?

    - by David19801
    Hi, If I have a column, set as primary index, and set as INT. If I don't set it as auto increment and just insert random integers which are unique into it, does that slow down future queries compared to autincrementing? Does it speed things up if I run OPTIMIZE on a table with its primary and only index as INT? (assuming only 2 columns, and second column is just some INT value) (the main worry is the upper limit on the autoincrement as theres lots of adds and deletes in my table)

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  • How to output items in Order in MySQL?

    - by RailsRor
    I have a column called "menu_order" which has no default value. When I select the contents of this column using the following select statement: SELECT * FROM categories ORDER BY menu_order ASC It lists the category items that have nothing as their menu order first and then the one's that have 1's and 2's and 3's. Is there any way to prevent SQL from take nothing to come before numbers when I am trying to list things in order? So for example, if I have: cat_name | menu_order ---------------------- Lunch | 1 Dinner | And I perform my query, the output should be: Lunch Dinner Not: Dinner Lunch

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  • sorting array after array_count_values

    - by umermalik
    hi to all! I have an array of products $products = array_count_values($products); now I have an array where $key is product number and $value is how many times I have such a product in the array. I want to sort this new array that product with the least "duplicates" are on the first place, but what ever I use (rsort, krsort,..) i loose product numbers (key). any suggestions? thanks.

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  • regular expressions: ignoring certain chars globally

    - by shi kui
    Consider it that '_'s in a number doesn't change that number's value so 1000==1_000==10_00. The Problem: given numbers like 1_244_23 1412_2 1_1111 etc..., how could I decide whether certain number appears in that collection? For example: 1244_23 yes, 11_111 yes, 1412_1 no. How could using regex to solve this? I mean, if I could tell the regex engine just ignore these '_''s when matching then this problem becomes trivial? How could I do so?

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  • Javascript question

    - by Craig
    I am supposed to make this simple program. It produces a multiplication problem, and when the user types the correct answer, it is supposed to produce another question. Instead it goes into an infinite loop and never stops, the answer field and the button go away. Also, I am supposed to make the comment about the users answer, one of 4 different sayings. Without using Arrays how would I do that? My professor is no help, really getting aggravated as I have no where else to turn. <html> <title>HW 9.27 and 9.28</title> <head> <script type="text/javascript"> var number1; var number2; var answer3; var answer2; function problem() { number1 = Math.floor(1 + Math.random() * 9); number2 = Math.floor(1 + Math.random() * 9); document.writeln("How much is " + number1 + " times " + number2 + " ?"); answer2 = (number1 * number2); } function answer1() { var statusDiv = document.getElementById("status"); answer3 = document.getElementById("answer").value; if (answer3 != answer2) statusDiv.innerHTML = "No. Please try again"; else if (answer3 == answer2) { statusDiv.innerHTML = "Very good!"; problem(); } } problem(); </script> </head> <body> <form> <input id="answer" type="text" /> <input type="button" value="Solve!" onclick="answer1()" /> <div id ="status">Click the Solve button to Solve the problem</div> </form> </body> </html>

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  • Amazon Elastic MapReduce: the number of launched map task

    - by S.N
    Hi, In the "syslog" for a MapReduce job flow step, I see the following: Job Counters Launched reduce tasks=4 Launched map tasks=39 Does the number of launched map tasks include failed tasks? I am using NLineInputFormat class as input format to manage the number of map tasks. However, I get slightly different numbers for exact same input occasionally, or depending on the number of instances (10, 15, and 20). Can anyone tell me why I am seeing different number of tasks launched?

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  • How to print all possibilities of a number that occur interchanging the digits in a number?

    - by RADHA KRISHNA LOLLA
    I want to print that the all possibilities of a number that occurs interchanging the digits in a number? I want to print that the all possibilities of a number that occurs interchanging the digits in a number? Suppose a number 1234 it have 24 possibilities 4!=24 123 have 6 possibilities 3!=6 123 132 213 231 312 321 i want these numbers as output please tell me the structure of this program in the python

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  • How to set custom form input field for "Price"?

    - by RodeoRamsey
    I have a basic html form that adds some data to the page using PHP. I want to make this form field a "Price" field. My html is: <input class="bids" name="comment" id="comment" tabindex="4" /> How can I fix this field so that users can't enter random letters, dollar signs, dashes, or other weird formats. I want the output to be whole dollars. Sorry I'm a complete programming moron. :)

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  • Prevent Application Shutdown iPhone

    - by Paul Alexander
    I'm building a little dialing program for my kids so that only 4 "safe" numbers are available for them to dial. I'd like to start the app, hand them the phone and have the app be the only thing running until they come back home. Is there a way to keep the application running and prevent the iPhone from shutting down the app?

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