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Search found 36 results on 2 pages for 'aly'.

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• export Postgres DB to mdb

  - by Aly

  Hi, I have a few DB's which I can access through pgAdmin 3, I have a piece of software that can only analyze .mdb files. does anyone know how to convert/export a postgres db to a mdb? preferably through pgAdmin 3? Thanks

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• Replace spaces in file names from cmd line unix

  - by Aly

  Hi I have a bunch of files with spaces in the name, is there a way to mv them to new files without spaces in. For example I have the file Hello World.pdf I want to move it to Hello_World.pdf. Obviously for the one file I can use the mv command but I want to do it to all files in a folder. Thanks

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• games not running on full screen

  - by ALY

  i have laptop hp dv6 with processor core2due hard 320 and video card intel 1 giga every time i try to play game i have to make it not on the full screen if its on the full sreen its stopped and get down to the windows bar try to get up it go down again i try this with many games its the same i try to decrease the screen or the game resolution its…

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• dividing double by double gives weird results - Java

  - by Aly

  Hi, I am trying to do the following 33.33333333333333/100.0 to get 0.333333333333333 however when I run System.out.println(33.33333333333333/100.0); I get 0.33333333333333326 as the output, similarly when I run System.out.println(33.33333333333333/1000.0); I get 0.033333333333333326 as the output. Does anyone know why, and how I can get the…

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• Logback to log different messages to two files

  - by Aly

  I am using logback/slf4j to do my logging. I want to parse my log file to analyze some data, so instead of parsing a great big file (mostly consisting of debug statements) I want to have two logger instances which each log to a separate file; one for analytics and one for all purpose logging. Does anyone know if this is possible with Logback,…

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• java IO to copy one File to another

  - by Aly

  I have two Java.io.File objects file1 and file2. I want to copy the contents from file1 to file2. Is there an standard way to do this without me having to create a method that reads file1 and write to file2

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• Using a Unicode format for Python's `time.strftime()`

  - by Hosam Aly

  I am trying to call Python's time.strftime() function using a Unicode format string: u'%d\u200f/%m\u200f/%Y %H:%M:%S' (\u200f is the "Right-To-Left Mark" (RLM).) However, I am getting an exception that the RLM character cannot be encoded into ascii: UnicodeEncodeError: 'ascii' codec can't encode character u'\u200f' in position 2:…

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• How are hash functions like MD5 unique?

  - by Aly

  Im aware that MD5 has had some collisions but this is more of a high level question about hashing functions. If MD5 hashes any arbitrary string into a 32-digit hex value, then according to the Pigeonhole Principle surely this can not be unique as there are more unique arbitrary strings than there are unique 32-digit hex values

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• regex to check string is certain length

  - by Aly

  Hi, I am trying to write a regex to match pairs of cards (AA, KK, QQ ... 22) and I have the regex ([AKQJT2-9])\1. The problem I have is that this regex will match AA as well as AAbc etc. Is there a way to write the regex such that I can specify I want to match ([AKQJT2-9])\1 and only that (i.e. no more characters after). Thanks

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• String method to get unknown value that matches regex from string

  - by Aly

  Hi, In Java is there a way to extract the value of an unknown subset of a string via a regex. For example in the following string "hello world 1234" I want to be able to extract the value 1234 via the regex [0-9]*. Is there a way to do this?

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• Is it possible to specify both upper and lower bound constraints on type parameters in Java?

  - by Hosam Aly

  Is it possible to specify both upper and lower bound constraints on type parameters in Java? I found a conversation in Sun's forum in which this issue was discussed (apparently before the generics feature was finalized), but there was no final answer. In summary, is there a valid syntax to do this: public class MyClass<T extends…

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• Error when creating JFrame from JFrame

  - by Aly

  Hi, I have an application that is works fine and the JFrame for it is launched in the constructor of a GameInitializer class which takes in some config parameters. I have tried to create a GUI in which allows the user to specify these config parameters and then click submit. When the user clicks submit a new GameInitializer object is…

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• Is it possible to customize a WindowsForms ColorDialog in .NET?

  - by Hosam Aly

  Is it somehow possible to customize or subclass System.Windows.Forms.ColorDialog to add a few buttons? I know that it uses the native Windows color dialog, but is there a way to customize it from .NET?

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• JSlider jump on mouse click

  - by Aly

  Hi, I have a JSlider which shows bet sizes (for a poker game) I am trying to achieve the effect that when a mouse click occurs the slider jumps forward by a bet amount (i.e. a big blind amount) rather than just incrementing by one. If the mouse click happens to the left of the bar i want it to decrement by a fixed amount else…

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• White (Light) vs. Black (Dark) Backgrounds: Health Effects

  - by Hosam Aly

  I am adding a bounty to this question, hoping for some scientific research results. Thank you everybody! I have recently tried working on dark backgrounds, and it seemed (to me) to be easier on the eye. However, today I read Gerrie Schenck's comment on this answer, in which he said that mainframe developers were advised to…

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• Is this (Lock-Free) Queue Implementation Thread-Safe?

  - by Hosam Aly

  I am trying to create a lock-free queue implementation in Java, mainly for personal learning. The queue should be a general one, allowing any number of readers and/or writers concurrently. Would you please review it, and suggest any improvements/issues you find? Thank you. import…

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• can JLabel have img tags

  - by Aly

  Hi, I am trying to display a JLabel which has a few lines of text and an image as follows: String html = "<html> hello </br> <img src = \"/absolute/path/here\" height = \"30\" width =\"40\"/> </html>"; JLabel l = new JLabel(html); For the image all I get…

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• changing background on JLabel shifts components

  - by Aly

  Hi, The code I am using is: public class Test extends JFrame implements ActionListener{ private static final Color TRANSP_WHITE = new Color(new Float(1), new Float(1), new Float(1), new Float(0.5)); private static final Color TRANSP_RED = new Color(new Float(1), new…

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• Can't operator == be applied to generic types in C#?

  - by Hosam Aly

  According to the documentation of the == operator in MSDN, For predefined value types, the equality operator (==) returns true if the values of its operands are equal, false otherwise. For reference types other than string, == returns true if its two operands…

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• Enumerator Implementation: Use struct or class?

  - by Hosam Aly

  I noticed that List<T> defines its enumerator as a struct, while ArrayList defines its enumerator as a class. What's the difference? If I am to write an enumerator for my class, which one would be preferable? EDIT: My requirements cannot be fulfilled using yield, so…

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• How can I String.Format a TimeSpan object with a custom format in .NET?

  - by Hosam Aly

  What is the recommended way of formatting TimeSpan objects into a string with a custom format?

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• if (condition) continue; OR if (!condition) { ... }? (style preference)

  - by Hosam Aly

  I know this is a matter of style, hence the subjective tag. I have a small piece of code, with two nested conditions. I could code it in two ways, and I'd like to see how more experienced developers think it should look like. Style 1: while (!String.IsNullOrEmpty(msg =…

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• getting JSlider bar to move on mouse click event

  - by Aly

  Hi, I have a JSlider which shows bet sizes (for a poker game) I am trying to achieve the effect that when a mouse click occurs the slider jumps forward by a bet amount (i.e. a big blind amount) rather than just incrementing by one. If the mouse click happens to the…

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• Regex to check that a character in range doesn't repeat

  - by Aly

  Hi, I want to match against Strings such as AhKs & AdKs (i.e. two cards Ah = Ace of Hearts). I want to match two off-suit cards with a regex, what I currently have is "^[AKQJT2-9][hscd]{2}$", but this could match hands such as AhKh (suited) and AhAh. Is there a…

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• Computing unique index for every poker starting hand

  - by Aly

  As there are 52 cards in a deck we know there are 52 choose 2 = 1326 distinct matchups, however in preflop poker this can be bucketed into 169 different hands such as AK offsuit and AK suited as whether it is A hearts K hearts or A spade K spades it makes no…

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