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:first-child not working as expected

I'm trying to select the first h1 inside a div with a class called detail_container . It works if h1 is the first element within this div , but if it comes after this ul it won't work. ...
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Android: allow portrait and landscape for tablets, but force portrait on phone?

...h their bools.xml files. values-sw600dp First of all, from the Project tab select the Project (rather than Android) filter in the navigator. Then right click the app/src/main/res directory. Choose New > Android Resource Directory. Select Smallest Screen Width, and then press the >> button....
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How to fix “Referenced assembly does not have a strong name” error?

...at does not "have a strong name key", do Right click on the project file Select Properties Select "Signing tab" (on the left) Click the check box "Sign the assembly" Then <Browse> to the .snk file you found earlier That should do the trick. This solved a problem for me for one project usin...
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What is a NullReferenceException, and how do I fix it?

... to find out where the reference is or isn't set, right-click its name and select "Find All References". You can then place a breakpoint at every found location and run your program with the debugger attached. Every time the debugger breaks on such a breakpoint, you need to determine whether you exp...
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Pretty printing XML with javascript

...tch="node()|@*"> <xsl:copy> <xsl:apply-templates select="node()|@*"/> </xsl:copy> </xsl:template> </xsl:stylesheet> When applying this transformation on the provided XML document: <root><node/></root> most XSLT processo...
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How do I update my forked repo using SourceTree?

... First, set up the parent repo: Open your forked repo in SourceTree. Select Repository ➫ Repository Settings… in the menu (or press ⇧⌘,). In the Remotes pane, press Add. Enter any name you like (often upstream or master) and the URL / path to the parent repo. Press OK, then OK. Now, ...
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Validation failed for one or more entities while saving changes to SQL Server Database using Entity

...trings. var errorMessages = ex.EntityValidationErrors .SelectMany(x => x.ValidationErrors) .Select(x => x.ErrorMessage); // Join the list to a single string. var fullErrorMessage = string.Join("; ", errorMessages); // Combine the origin...
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How to redirect to a 404 in Rails?

... Changed the selected answer to reflect the better practice. Thanks for the comments, guys! – Yuval Karmi Aug 14 '11 at 0:08 ...
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mysql - how many columns is too many?

...every column to be returned by every query is perfectly normal; that's why SELECT statement lets you explicitly name the columns you need. As a general rule, your table structure should reflect your domain model; if you really do have 70 (100, what have you) attributes that belong to the same entit...
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How to select where ID in Array Rails ActiveRecord without exception

When I have array of ids, like 6 Answers 6 ...