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• JavaScript: capture key press without placing an input element on the page?

  - by powerboy

  How to capture key press, e.g., Ctrl+Z, without placing an input element on the page in JavaScript? Seems that in IE, keypress and keyup events can only be bound to input elements (input boxes, textareas, etc)

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• How to iterate over an dictionary without knowing the keys, while getting key and object?

  - by dontWatchMyProfile

  I have an NSDictionary and want to iterate over the objects. But at the same time, I need to know the key of the dictionary. I remember there was a special, fancy form of fast enumeration, but have forgotten the exact syntax. Anyone?

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• Faster way to find out the key for given value from Map?

  - by Charles

  I want to find out the key for given value from HashMap, currently I have to go through all keys and check its value in map, is there a faster way?

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• Is it correct to represent a foreign key on a conceptual data model?

  - by Zach

  Is it correct to represent a foreign key on a conceptual data model, or should I only introduce foreign keys when I am doing the relational model?

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• How can I use a Perl hash key that has a literal dot?

  - by imerez

  I have a hash in Perl which has been dumped into from some legacy code the name of the key has now changed from simply reqHdrs to reqHdrs.bla $rec->{reqHdrs.bla} My problem is now I cant seem to access this field from the hash any ideas? The following is my error Download Script Output: Bareword "reqHdrs" not allowed while "strict subs" in use

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• How can I check if a Resource Bundle contains a specific key in a JSF page.

  - by Silverfox

  I have a JSF page which has a bundle loaded. However I need to dynamiclly build a key to access the property. What I need to do is check that the property exists so I can decide whether to render the or not. I have tried checking if the value is empty but it always renders the output. Thanks

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• Why does SQL Server 2008 suggest I have the primary key column as an included column in an index

  - by Raine

  SQL Server 2008 is telling me to include the Primary Key in an index in the Included Column field. I thought the PK was automagically returned with all indexes?

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• How to Auto-Increment Non-Primary Key? - SQL Server

  - by user311509

  CREATE TABLE SupplierQuote ( supplierQuoteID int identity (3504,2) CONSTRAINT supquoteid_pk PRIMARY KEY, PONumber int identity (9553,20) NOT NULL . . . CONSTRAINT ponumber_uq UNIQUE(PONumber) ); The above ddl produces an error: Msg 2744, Level 16, State 2, Line 1 Multiple identity columns specified for table 'SupplierQuote'. Only one identity column per table is allowed. How can i solve it? I want PONumber to be auto-incremented.

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• Can I set ignore_dup_key on for a primary key?

  - by Mr. Flibble

  I have a two-column primary key on a table. I have attempted to alter it to set the ignore_dup_key to on with this command: ALTER INDEX PK_mypk on MyTable SET (IGNORE_DUP_KEY = ON); But I get this error: Cannot use index option ignore_dup_key to alter index 'PK_mypk' as it enforces a primary or unique constraint. How else should I set IGNORE_DUP_KEY to on?

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• how can I do something before current activity go background by Back key?

  - by backspace7

  When back key is pressed, current activity goes background. I'd like to show a popup and let user choose really close this activity, before current activity go background. I tried to override onStop(), but it's called after activity goes back. Please somebody explains me how to do that?

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• Easiest way to get Enum in to Key Value pair.

  - by vijay.shad

  Hi, I have defined my Enums like this. public enum UserType { RESELLER("Reseller"), SERVICE_MANAGER("Manager"), HOST("Host"); private String name; private UserType(String name) { this.name = name; } public String getName() { return name; } } What should be the easiest way to get a key-value pair form the enum values?

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• How do you send a key command using an NSTimer to a hidden application?

  - by Magician Software

  I am trying to write an app for Toontown that will send the "end" key when the application is minimized or hidden. How do I do this. I cant figure it out Thanks

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• How to reassign a missing shortcut key to a new one?

  - by Raghu

  Hi All, Previously Ctrl + D was assigned to an application by a shortcut on Desktop. The shortcut is now deleted but shortcut key is still assigned to the same application. I need to reassign Ctrl + D to a new application. Regards and Thanks,

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• Is there a standard way to run a x509 key server?

  - by chotchki

  Does anyone know of a project / product that has standardized how to access/download x509/SSL certificates over HTTP? I have seen RFC 4387 but haven't found anyone who implements it. Basically, I am trying to setup a key server for an internal application. So short of implementing my own, does anyone have any suggestions?

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• (Database Design) why in the database tables most of the times primery key name is: <tablename_id> a

  - by meyosef

  Hi, why in the database tables most of the times primery key name is: tablename_id and not id? example: user_id and not just id. Thanks

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• How can I set a default sort for tables in PHPMyAdmin (i.e. always "Primary key - Descending")

  - by jeremyclarke

  Even though its obnoxious in a lot of ways I use PHPMyAdmin all the time to debug database issues while writing PHP. By default it sorts tables by primary key ascending. 99% of the time I would rather have the newest data (my test data) shown at the top by default rather than the useless first few records ever saved. Is there a way to configure PHPMyAdmin to show the newest records by default? To alter similar behavior?

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• How do you fix a MySQL "Incorrect key file" error when you can't repair the table?

  - by Wayne M

  I'm trying to run a rather large query that is supposed to run nightly to populate a table. I'm getting an error saying Incorrect key file for table '/var/tmp/#sql_201e_0.MYI'; try to repair it but the storage engine I'm using (whatever the default is, I guess?) doesn't support repairing tables. how do I fix this so I can run the query?

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• Are there special key events in Windows I can't handle?

  - by Orit

  Are there any key events I cannot handle in my C# program? For example, can I implement differently Windows's events: Ctrl+Alt+Del, Alt+Tab, WindowsKey+D, etc.

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• In a given Json, search for the particular given string based on key, return true if found, else false Using jQuery/Javascript

  - by NaanuManu

  Given JSON String/object {"selectAll":false,"include":{"country_197":{"id":"197","data_type":"country","name":"Singapore","desc":"","parent_key_id":"all_all","status":""},"country_100":{"id":"100","data_type":"country","name":"India","desc":"","parent_key_id":"all_all","status":""}},"exclude":{"state_2":{"id":"2","data_type":"state","name":"Andhra Pradesh","desc":"","parent_key_id":"country_100","status":""}}} Given search string is: country_100 Required : Have to search for country_100 in Given JSON String/object by key parent_key_id Ex: searching country_100 is found : {"selectAll":false,"include":{"country_197":{"id":"197","data_type":"country","name":"Singapore","desc":"","parent_key_id":"all_all","status":""},"country_100":{"id":"100","data_type":"country","name":"India","desc":"","parent_key_id":"all_all","status":""}},"exclude":{"state_2":{"id":"2","data_type":"state","name":"Andhra Pradesh","desc":"","parent_key_id":"**country_100**","status":""}}} So return True, else return false please help me in finding a solution.

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• SQL Server: Deleting Rows with Foreign Key Constraints: Can Transactions override the constraints?

  - by Mark Redman

  I have a few tables where Foreign Key constraints are added. These are used with code generation to set up specific joins in generated stored procedures. Is it possible to override these constraints by calling multiple deletes within a transaction, specifically "TransactionScope" in C# or is cascaded deleting absolutely required?

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• how to use Foreign key in L2E or EF when needs insert?

  - by 5YrsLaterDBA

  I know during the retrieve, I can use Include() to load related Entities (http://stackoverflow.com/questions/2632323/how-to-use-foreign-key-in-l2e-or-ef). but when I want to save or insert data, how to handle those reference Entities?

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• WPF Binding to Items within a dictionary by key?

  - by Sonic Soul

  ok.. so i noticed (by trial and error) that i can bind to a collection item using index: <TextBlock FontStyle="Italic" Text="{Binding Path=Exchanges[0].Name}" /> but what about using a dictionary key? Path=Exchanges['AMEX'].Name

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• Is there a clever way to pass the key to defaultdict's default_factory?

  - by Paul Oyster

  A class has a constructor which takes one parameter: class C(object): def __init__(self, v): self.v = v ... Somewhere in the code, it is useful for values in a dict to know their keys. I want to use a defaultdict with the key passed to newborn default values: d = defaultdict(lambda : C(here_i_wish_the_key_to_be)) Any suggestions?

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• Can "Distinct" key Word be used twice in a single Select Query?

  - by OM The Eternity

  Can "Distinct" key Word be used twice in a single Select Query? like wise: select DISTINCT(trackid), DISTINCT(table_name) from jos_audittrail where live = 0 AND operation = UPDATE Thanks

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• How does Dictionary<T> work with key objects that don't implement Equals and GetHashCode?

  - by DayOne

  If I place a key object in an Dictionary that doesn't implement Equals and GetHashCode how does the Dictionary ContainsKey work? By checking the references are equal? Thanks

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