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what is the difference between ?:, ?! and ?= in regex?
I searched for the meaning of these expressions but couldn't understand the exact difference between them.
This is what they say:
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in entity framework code first, how to use KeyAttribute on multiple columns
I'm creating a POCO model to use with entity framework code first CTP5. I'm using the decoration to make a property map to a PK column. But how can I define a PK on more then one column, and specifically, how can I control order of the columns in the index? Is it a result of the order of propert...
How to test if one java class extends another at runtime?
How to I test if a is a subclass of b ?
3 Answers
3
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git ignore all files of a certain type, except those in a specific subfolder
I have a directory structure like this:
1 Answer
1
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Loop through Map in Groovy?
I have a very simple task I am trying to do in Groovy but cannot seem to get it to work. I am just trying to loop through a map object in groovy and print out the key and value but this code does not work.
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How do I make jQuery wait for an Ajax call to finish before it returns?
I have a server side function that requires login. If the user is logged in the function will return 1 on success. If not, the function will return the login-page.
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How to replace all strings to numbers contained in each string in Notepad++?
I'm trying to find all values with following pattern :
5 Answers
5
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Is there a more elegant way of adding an item to a Dictionary safely?
I need to add key/object pairs to a dictionary, but I of course need to first check if the key already exists otherwise I get a " key already exists in dictionary " error. The code below solves this but is clunky.
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How to do a newline in output
How do I make \n actually work in my output? At the moment it just writes it all in 1 long block. Thanks for any help
4 A...
How to format a string as a telephone number in C#
I have a string "1112224444' it is a telephone number. I want to format as 111-222-4444 before I store it in a file. It is on a datarecord and I would prefer to be able to do this without assigning a new variable.
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