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This Row already belongs to another table error when trying to add rows?
I have a DataTable which has some rows and I am using the select to filter the rows to get a collection of DataRows which I then loop through using foreach and add it to another DataTable, but it is giving me the error "This Row already belongs to another table". Here is the code:
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Java RegEx meta character (.) and ordinary dot?
In Java RegEx, how to find out the difference between . (dot) the meta character and the normal dot as we using in any sentence. How to handle this kind of situation for other meta characters too like ( * , + , \d ,...)
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Check substring exists in a string in C
I'm trying to check whether a string contains a substring in C like:
12 Answers
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Finding last occurrence of substring in string, replacing that
So I have a long list of strings in the same format, and I want to find the last "." character in each one, and replace it with ". - ". I've tried using rfind, but I can't seem to utilize it properly to do this.
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How do you prevent IDisposable from spreading to all your classes?
Let's say I have a simple set of classes like this:
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How can I sort a List alphabetically?
I have a List<String> object that contains country names. How can I sort this list alphabetically?
13 Answers
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Problems with contenttypes when loading a fixture in Django
I am having trouble loading Django fixtures into my MySQL database because of contenttypes conflicts. First I tried dumping the data from only my app like this:
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How to screenshot website in JavaScript client-side / how Google did it? (no need to access HDD) [du
I'm working on web application that needs to render a page and make a screenshot on the client (browser) side.
2 Answers
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How do I create delegates in Objective-C?
I know how delegates work, and I know how I can use them.
19 Answers
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How are the points in CSS specificity calculated
Researching specificity I stumbled upon this blog - http://www.htmldog.com/guides/cssadvanced/specificity/
7 Answers
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