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int value under 10 convert to string two digit number

... i.ToString("00") or i.ToString("000") depending on what you want Look at the MSDN article on custom numeric format strings for more options: http://msdn.microsoft.com/en-us/library/0c899ak8(VS.71).aspx ...
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Difference between Service, Async Task & Thread?

What is the difference between Service, Async Task & Thread. If i am not wrong all of them are used to do some stuff in background. So, how to decide which to use and when? ...
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Why are only final variables accessible in anonymous class?

...red to be working with an out-of-date variable (because that's effectively what would be happening... you'd be working with a copy taken at a different time). Likewise if you could make changes within the anonymous inner class, developers might expect those changes to be visible within the body of t...
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function declaration isn't a prototype

...foo takes no arguments */ A function definition (which includes code for what the function actually does) also provides a declaration. In your case, you have something similar to: int testlib() { /* code that implements testlib */ } This provides a non-prototype declaration for testlib. As ...
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How to concatenate text from multiple rows into a single text string in SQL server?

...E(@Names + ', ', '') + ISNULL(Name, 'N/A') FROM People Depending on what behavior you want (the first option just filters NULLs out, the second option keeps them in the list with a marker message [replace 'N/A' with whatever is appropriate for you]). ...
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Immediate Child selector in LESS

...n. Like you said, & always refers to the current (parent) selector. So whatever that's after it should apply to the parent. And, that's pseudo-classes' role. Immediate child classes are closer to ****gasp**** child classes rather than pseudo-classes. So using just > is more intuitive and logi...
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How to permanently export a variable in Linux?

... 7. Therefore I need to dynamically alter JAVA_HOME so that maven picks up what I want for each build. I did the following: created j6.sh script which simply does export JAVA_HOME=... path to j6 install... then, as suggested by one of the comments above, whenever I need J6 for a build, I run sourc...
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difference between Product Backlog Item and Feature in Team Foundation work item types

...-us/news/2013-jun-3-vso.aspx The difference between the two comes down to what granularity you want to work with your work items at: Product Backlog Items are composed of Tasks and have estimated effort. Features are composed of Product Backlog Items and have target dates. I have not been able ...
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Run an OLS regression with Pandas Data Frame

... I think you can almost do exactly what you thought would be ideal, using the statsmodels package which was one of pandas' optional dependencies before pandas' version 0.20.0 (it was used for a few things in pandas.stats.) >>> import pandas as pd &gt...
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Prevent redirection of Xmlhttprequest

... What is ridiculous is when the transparent redirect involves overwriting some HTTP headers that were set in the original request. Specifically, if the "Accept" header was set to a specific content-type, Firefox fails to incl...