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How to put attributes via XElement
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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...like GC - but it works only for ressources the GC "understands". E.g. the .NET GC does not know the cost of COM objects. When simply creating and destroying them in a loop, it will happily let the application run into the ground regarding address space or virtual memory - whatever comes first - with...
Check if list of objects contain an object with a certain attribute value
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Preserve line endings
...
I've found that sed-4.4.exe from https://github.com/mbuilov/sed-windows is pure win as it
uses windows CRLF line endings in default mode
preserves original line endings in -b mode
works correctly with in-place -i mode
also offers -z mode with \0 delimeters...
Do we still need end slashes in HTML5?
...tent can be put between the start tag and the end tag).
More details at: https://html.spec.whatwg.org/multipage/syntax.html#elements-2
See also the SO-question here:
Self-closing tags (void elements) in HTML5
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How do I automatically update a timestamp in PostgreSQL
...values changed
Based on E.J's link and add a if statement from this link (https://stackoverflow.com/a/3084254/1526023)
CREATE OR REPLACE FUNCTION update_modified_column()
RETURNS TRIGGER AS $$
BEGIN
IF row(NEW.*) IS DISTINCT FROM row(OLD.*) THEN
NEW.modified = now();
RETURN NEW;
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How to format current time using a yyyyMMddHHmmss format?
...Second())
As always, remember that docs are the best source of learning: https://golang.org/pkg/time/
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SQL join on multiple columns in same tables
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Pry: show me the stack
...r search in that bunch of lines
Below is also helpful for powerful trace.
https://github.com/pry/pry-stack_explorer
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How to escape hash character in URL
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