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NodeJS - Error installing with NPM
I am installing a certain NodeJS script - Caress . But i am not unable to. I am using Windows 8.1, can anyone tell me what is the problem i am facing, and why is this installation not working. There seems to be a problem with the buffertools dependency, thats far as i can think. Dont know how maybe...
The relationship could not be changed because one or more of the foreign-key properties is non-nulla
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You should delete old child items thisParent.ChildItems one by one manually. Entity Framework doesn't do that for you. It finally cannot decide what you want to do with the old child items - if you want to throw them away or if you want to keep and assign them to other parent entities. You must ...
Visual Studio: Multiple post-build commands?
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Important: When executing a batch file, you must use the "call" statement on order the following lines to be executed. If you don´t use "call", the execution goes into the .bat and doesn´t return to the following lines. Same as on DOS prompt.
e.g.:
call MyBatch1.bat
call MyBatch2...
Creating virtual directories in IIS express
...ation="*:1132:localhost" />
</bindings>
</site>
Practically you need to add a new application tag in your site for each virtual directory.
You get a lot of flexibility because you can set different configuration for the virtual directory (for example a different .Net Framework ve...
Program does not contain a static 'Main' method suitable for an entry point
Suddenly my whole project stopped compiling at all, showing the following message:
9 Answers
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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...amount of results but you state that you only want the first one.
I personally find the semantics very different and using the appropriate one, depending on the expected results, improves readability.
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How can I detect the touch event of an UIImageView?
...cify images) over the UIImageView. Then attach whatever methods you want called to that.
You can use that technique for many cases where you really want some area of the screen to act as a button instead of messing with the Touch stuff.
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:after vs. ::after
...or ::first-letter, things that aren't elements in their own right.
Actually, better description here: http://bricss.net/post/10768584657/know-your-lingo-pseudo-class-vs-pseudo-element
Also here: http://www.evotech.net/blog/2007/05/after-v-after-what-is-double-colon-notation/
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Java int to String - Integer.toString(i) vs new Integer(i).toString()
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Integer.toString calls the static method in the class Integer. It does not need an instance of Integer.
If you call new Integer(i) you create an instance of type Integer, which is a full Java object encapsulating the value of your int. Then y...
Multiple Indexes vs Multi-Column Indexes
...ique key (an identity column I would recommend) as the first column.
Basically it helps your data insert at the end of the index and not cause lots of disk IO and Page splits.
Secondly, if you are creating other indexes on your data and they are constructed cleverly they will be reused.
e.g. ima...