Groovy metaprogramming
- by Don
I expect this code fragment to print "ddddd"
String.metaClass.toString = {-> "ddddd" }
"fff".toString()
But it prints "fff", why?
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How can you integrate a custom file browser/uploader with CKEditor?
- by Don Jones
The official documentation is less than clear - what's the correct way to integrate a custom file browser/uploader with CKEditor? (v3 - not FCKEditor)Read the article
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Layout form fields horizontally
- by Don
I'm using Ext JS 2.3.0 and have a bunch of fields contained within a FieldSet I'd like to have them laid out side-by-side instead, ideally with the label on top of the field instead of to the left of it. The relevant code is: var kpiFilterCombo = new Ext.form.ComboBox({ name: 'kpi', store:…Read the article
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Contrary to Python 3.1 Docs, hash(obj) != id(obj). So which is correct?
- by Don O'Donnell
The following is from the Python v3.1.2 documentation: From The Python Language Reference Section 3.3.1 Basic Customization: object.__hash__(self) ... User-defined classes have __eq__() and __hash__() methods by default; with them, all objects compare unequal (except with themselves) and x.__hash__() returns…Read the article
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Google Calendar title displayed incorrectly
- by Don
Hi, I'm creating 2 Google calendars via the Java client API using the following Groovy method: private CalendarEntry createGoogleCalendar(User user) throws ServiceException { new CalendarEntry().with {calendar -> title = new PlainTextConstruct(user.email) summary = new…Read the article
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What is the performance difference between blocks and callbacks?
- by Don
One of the things that block objects, introduced in Snow Leopard, are good for is situations that would previously have been handled with callbacks. The syntax is much cleaner for passing context around. However, I haven't seen any information on the performance implications of using blocks…Read the article
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Is there a leak in this copy code?
- by Don Wilson
Is there a leak in this code? // Move the group Group *movedGroup = [[Group alloc] init]; movedGroup = [[[[GroupList sharedGroupList] groups] objectAtIndex:fromIndex] copy]; [[GroupList sharedGroupList] deleteGroup:fromIndex]; [[GroupList sharedGroupList] insertGroup:movedGroup…Read the article
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PHP-What To Learn First
- by LektoFrizba
I am currently learning from a PHP Steven Holzner book. Got any other way to learn?Read the article
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Can't figure out this file behavior in IOS 4.2
- by Don Jones
Odd behavior with file behavior. Here's the thing: I'm using the phone camera to snap a picture, and internally generating a thumbnail. I'm saving those as temp files in the Documents directory. Here's the complete code: - (void)imagePickerController:(UIImagePickerController…Read the article
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2 or more Controls only 1 is considered Active
- by Don
I have 2 controls (MyCtrl) next to each other called ctrlLeft and ctrlRight. Whenever one receives interaction it is considered active (by default the left one). I override OnDraw and customize the look of the active one a bit. Currently I have a property Active and an event…Read the article
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MP3 codec for WAV files
- by Don Reba
Wav files support different encodings, including mp3. Is there a C/C++ library that would produce mp3-encoded wav files from uncompressed wav? If not, what would be the best place to start to implement one?Read the article
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Generate URL for File
- by Don
The default output of File.toURL() is file:/c:/foo/bar These don't appear to work on windows, and need to be changed to file:///c:/foo/bar Does the format file:/c:/foo/bar work correctly on Unix (I don't have a Unix machine to test on)? Is there a library that can…Read the article
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Reset application and settings on user change
- by Don
Currently working on a project where a login will be required to use the application. I'm trying to figure out a smarter way to reset the application if someone is somehow logged out and the next one to login is not the same user. The option I have come up with at the…Read the article
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onDraw() triggered but results don't show
- by Don
I have the following routine in a subclass of view: It calculates an array of points that make up a line, then erases the previous lines, then draws the new lines (impact refers to the width in pixels drawn with multiple lines). The line is your basic bell curve,…Read the article
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PHP mail function, some clients aren't showing my mails as html?
- by Don
I'm trying to send emails to my website members using the mail() function with PHP, The mails are in hebrew, and I want to send an html email, That's pretty much how I send it $mail_to = "Email@domain.com"; $message = " <html> some content here…Read the article
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PHP> Sort query results by name while letting each letter be on the top sometimes
- by Don
Hi, I'm currently working on a site that will display a list of online shops, Each shop will be stored on my database and I'll be using PHP to select and display them. But since those shops will pay me, I want to let each shop to be on the top of the…Read the article
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Is it bad to have a non-clustered index that contains the primary key from the clustered index?
- by Don
If you have a table with a clustered index on the Primary Key (int), is it redundant and bad to have one (ore more) non-clustered indexes that include that primary key column as one of the columns in the non-clustered index?Read the article
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http headers with the help of javascript?
- by Don Apachec
heya gansta! how to send http headers with the help of javascript?Read the article
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m and s keys do not work over vnc connection to ubuntu server
- by Don
I'm new at setting a lot of this up, so bear with me. I installed Ubuntu 10.4 server on a 64 bit machine. Then I added vnc so I could manage it while it's racked. I start the server, SSH to it, and run vncserver :1 At this point, all keys work…Read the article
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using google maps api without a key
- by Don
The instructions for v.3 of the Google Maps API say that I should load the Maps API using an API key Curiously it says I should..., rather than I must..... Anyhow, at the moment, I am not using an API key simply because (as far as I can…Read the article
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Image is not displaying in email template on 2nd time forward
- by Don
Good day Friends, I've a mass mailing program with simple mail templates (HTML and few Images). I've a problem with image display. My clients are not getting images in the mail. Sometimes they get a mail with all the images, But if they…Read the article
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Java date processing
- by Don
Hi, Given an instance of java.util.Date which is a Sunday. If there are 4 Sundays in the month in question, I need to figure out whether the chosen date is 1st Sunday of month 2nd Sunday of month 2nd last Sunday of month Last Sunday…Read the article
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error 1202 - ERROR_DEVICE_ALREADY_REMEMBERED in WNetAddConnection2A
- by Don
I used the function - WNetAddConnection2A(n, UserName, Password, dwFlags) to programmatically map a drive and read the drive info out, and then used WNetCancelConnection2A(DriveLetter, dwFlags, ForceDisconnect) to unmap the drive. The…Read the article
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Tune cindent "switch" indentation
- by Don Reba
Nemerle is a C-like language and mostly works very well with cindent. However, its construct analogous to switch is called match: match (x) { | "Hello World" => ... | _ => ... } Is it possible to get the cinoptions for switch…Read the article
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How to change data structure in mysql using mysqldump without deleting files
- by Don Quixote
Essentially what I'm trying to do is sync a production server with a sandbox server, but only the table structures and stored procedures. The procedures aren't any problem since they can be overriden, but the problem is the tables. I…Read the article
