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• Java: how to avoid circual references when dumping object information with reflection?

  - by Tom

  I've modified an object dumping method to avoid circual references causing a StackOverflow error. This is what I ended up with: //returns all fields of the given object in a string public static String dumpFields(Object o, int callCount, ArrayList excludeList) { //add this object to the exclude list to avoid circual references in the future …

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• how to get option title="sample" using jquery

  - by tom

  Hi, I'm trying to update a hidden field based on the a title attribute on a select option, I've tried the code bellow and can't seem to get it to work. Thanks for any help! <form> <select id="selectbox"> <option name="test" value="one" title="title" selected="selected">one</option> <option name="test2" value="two"…

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• Euler rotation of direction vector

  - by Tom Savage

  I have defined an object in 3D space with position, rotation and scale values (all defined as 3D vectors). It also has upwards and forwards direction vectors. When I rotate the object, I need these direction vectors to rotate with it. Assuming my up vector is (0, 1, 0) and my forwards vector is (0, 0, 1) at zero rotation, how might I…

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• eclipse + maven + tomcat debugging

  - by Tom

  I'm developping a web application in Eclipse and I'm using maven, spring and tomcat. Now the problem I have is that debug as = debug on server doesn't work. I just get exceptions. (and yes I've created the server) If I use the mvn command to compile it, put the war in my tomcat webapps dir and start my tomcat the application works…

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• Dictionary/Hashmap......... what on earth is happening?

  - by Tom

  else if (!registryData.ContainsKey(kyInvolved)) { keyInvolved = new RegistryKy(kyInvolved); lock (registryDataLock) { registryData.Add(kyInvolved, keyInvolved); } processInvolved = new Proces(procInvolved); keyInvolved.addProcessToDict(processInvolved); } kyInvolved is a String which represents a…

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• Load two instances of the same DLL in Delphi

  - by Tom

  Here's my problem: I would like to create two separate instances of the same DLL. The following doesn't work because Handle1 and Handle2 will get the same address Handle1 := LoadLibrary('mydll.dll'); Handle2 := LoadLibrary('mydll.dll'); The following works, but I have to make a copy of the DLL and rename it to something…

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• Saving and restoring OpenGL model-view

  - by Tom

  I am a new-comer to OpenGL, and much of it remains mysterious to my feeble brain. I have been studying the NeHe demos as well as the Red Book. I am writing an Android application that displays the Earth in the center of the screen. The user can rotate the Earth about any axis (much like a very simple "Google Earth"). This code…

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• What is the difference of using BC keys or default?

  - by Tom Brito

  Both lines of code: KeyPairGenerator.getInstance("RSA") KeyPairGenerator.getInstance("RSA", "BC") works well. So, what's the differecente using BC or not? Is BC completely compatible with the default RSA used? (using sun JDK 6)

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• Why does SendMailMAPI rename file attachments to shorter ones?

  - by Tom

  I use the following emailing function with Eudora. For some reason the attachment file name is renamed to be something else. How can I make sure the attachment file name remains intact? function SendMailMAPI(const Subject, Body, FileName, SenderName, SenderEMail, RecepientName, RecepientEMail: String) :…

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• C# Why does this code not show a GUI properly?

  - by Tom

  class Program { static String ChannelName = null; static Form1 f; static void Main() { f = new Form1(); f.Show(); try { MY CODE WHICH CALLS INTO ANOTHER CLASS BUT CANNOT PASS THE GUI INSTANCE AS IT USES REMOTING } } } I know…

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• Java Compare Addresses

  - by Tom

  Hi, Does anyone know a library to compare addresses in Java ? Something that would give equality on addresses, written in different ways. For example, it should recognize that "22 Acacia Avenue" and "22 acacia av." is the same address. Of course, this can escalate a lot, that's why i'm asking. Thanks in advance.

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• hunting maven dependencies

  - by Tom

  I want to start using maven in code I distribute but I can't find an efficient way to work with dependencies. Every new dependency takes me far too long to add. As a simple example, I need to add Tomcat for compilation. Do I really have to manually trawl the repo in my browser to find the group-id, artifact-id and…

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• VS2008: "Error whilst trying to run project:Unable to start program. The debugger's protocol is inco

  - by Tom

  I think i know roughly why i'm getting this message. I opened a VS2008 project in VS2010, realised my code wont work with .NET 4, so i re opened it in VS2008 but now it wont build. Can someone advise me how i can get this back to building? I deleted the debug folder and built again but nothing has changed. I also…

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• Default tablespace for indexes in postgres

  - by tom

  Just wondering if its possible to set a default tablespace in postgres to keep indexes. Would like the databases to live on the default tablespace for postgres, however, would like to get the indexes on a different set of disks just to keep the i/o traffic separated. It does not appear to me that it can be done…

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• Stackoverflow interesting tags

  - by Tom

  So, that's how works Interesting Tags: I add into them my interested tags like php, mysql, jquery and so on. Then, if any of questions has the same tags as mine it makes background orange. I understand how to use jquery to do that (there were related questions to that), but without mysql it can't be done. Now,…

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• Search tool that uses a grammar rather than regular expression?

  - by Tom Hubbard

  Are there any search tools that allow you to set up a simple token/grammar parsing system that work similar to regular expressions? What we want to do is search our ColdFusion code for queries that do not have cfqueryparams in them. A regular expression gets a bit tough in this situation because I can't keep…

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• What's the simplest way to get the smart card public key using Java?

  - by Tom Brito

  What's the simplest way to get the smart card public key using Java?

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• Django Admin Running Same Query Thousands of Times for Model

  - by Tom

  Running into an odd . . . loop when trying to view a model in the Django admin. I have three related models (code trimmed for brevity, hopefully I didn't trim something I shouldn't have): class Association(models.Model): somecompany_entity_id = models.CharField(max_length=10, db_index=True) name =…

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• JQuery: Create n selects after choosing it in the select box

  - by Tom

  I have this select: <select name="main"> <option value="2">2s</option> <option value="3">3s</option> <option value="5">5s</option> </select> How do I make, that after choosing 2s, 2 selects would be created: <select name="select1"> <option…

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• Want to check fields for data fast.

  - by Tom

  We have a database setup that consists of two parts: a static structure, and dynamic additions. For each database, the dynamic can be different, and sometimes we don't have data for all the dynamic fields. Rigt now, we check for empties by looking at the total count of records in the entire…

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• Program always returns binary '>>' : no operator found which takes a left-hand operand of type error

  - by Tom Ward

  So I've been set a task to create a temperature converter in C++ using this equation: Celsius = (5/9)*(Fahrenheit – 32) and so far I've come up with this (I've cut out the 10 lines worth of comments from the start so the code posted begins on line 11, if that makes any sense) #include…

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• Writing a batch script to perform differently on different days?

  - by Tom

  I am in the process of setting up a batch script to do a specified action if the script was run on a weekday, and an alternate action if run on the weekend. I am almost completely unfamiliar with writing batch scripts, but I know how to write my entire script except the logic I describe…

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• What naming conventions exist for the primary Node.js file?

  - by Tom Dworzanski

  This question has been completely edited in hopes that it will be reopened. The naming of the main Node.js file is something left to the user and and does not seem to be defined by any well established convention. In hopes of finding a good name, I am curious if there are naming…

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• Any way to anticipate session timeout ?

  - by Tom

  Hi, Is there a way to "catch" the session timeout event, so as to retrieve data from HttpSession before its invalidated ? We're implementing the Filter Interface, and in the doFilter method, the user we stored in the session object at login is null when session times out. …

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• How to delete files with a Python script from a FTP server which are older than 7 days?

  - by Tom

  Hello I would like to write a Python script which allows me to delete files from a FTP Server after they have reached a certain age. I prepared the scipt below but it throws the error message: WindowsError: [Error 3] The system cannot find the path specified: '/test123/*.*'…

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