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Case conventions on element names?

...inent examples: <a>1</a><b>1</b> <xsl:value-of select="a+b"/> outputs 2, as expected <a>1</a><b>1</b> <xsl:value-of select="a-b"/> DOES NOT ERROR, BUT OUTPUTS NOTHING AT ALL In the above code, you must put at least one space before a su...
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Export Postgresql table data using pgAdmin

... Just right click on a table and select "backup". The popup will show various options, including "Format", select "plain" and you get plain SQL. pgAdmin is just using pg_dump to create the dump, also when you want plain SQL. It uses something like this: ...
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How do I specify a password to 'psql' non-interactively?

...ORD="$(pbpaste)" --rm postgres psql -h www.example.com dbname username -c 'SELECT * FROM table;' – Bilal Akil Nov 23 '17 at 4:34 3 ...
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LINQ to Entities does not recognize the method

...re(iv => alm_x_suc.Exists(axs => axs.almacen == iv.LOCNCODE.Trim())).Select(iv => iv.ITEMNMBR.Trim()).ToList(); this was the exactly error: System.NotSupportedException: 'LINQ to Entities does not recognize the method 'Boolean Exists(System.Predicate`1[conector_gp.Models.almacenes_por...
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How to style the parent element when hovering a child element?

I know that there does not exist a CSS parent selector , but is it possible to style a parenting element when hovering a child element without such a selector? ...
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jquery change class name

... process. Let's assume that your "External DOM Object" is an input, like a select: Let's start with this HTML: <body> <div> <select id="test"> <option>Bob</option> <option>Sam</option> <option>Sue</option> <opti...
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Equivalent C++ to Python generator pattern

...rs. For example, reading from std::cin is similar to having a generator of char. You simply need to understand what a generator does: there is a blob of data: the local variables define a state there is an init method there is a "next" method there is a way to signal termination In your trivial...
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Making a UITableView scroll when text field is selected

... defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil]; // Register notification when the keyboard will b...
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What happens to a declared, uninitialized variable in C? Does it have a value?

...ype for which there's a guarantee that any bit pattern is a valid value is char; all others can have trap representations. Alternatively - since accessing uninitialized variable is U.B. anyway - a conforming compiler might simply do some checking and decide to signal the problem. ...
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How to take all but the last element in a sequence using LINQ?

...eq = Enumerable.Range(1, 10); Console.WriteLine(string.Join(", ", Seq.Select(x => x.ToString()).ToArray())); Console.WriteLine(string.Join(", ", Seq.TakeAllButLast().Select(x => x.ToString()).ToArray())); } Or as a generalized solution discarding the last n items (using a queue like...