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Why should eval be avoided in Bash, and what should I use instead?
...me unquoted syntax that we used originally with sudo all of the time! Why does it work there, and not here? Why did we have to single-quote everything? sudo is a bit more modern: it knows to enclose in quotes each argument that it receives, though that is an over-simplification. eval simply conc...
Process all arguments except the first one (in a bash script)
...between them (even if some of the arguments themselves contain spaces). It doesn't make the difference with echo, but it matters for many other commands.
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How to check if any flags of a flag combination are set?
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As far as I can see, this does the job. And had the clearest comments. Doesn't compile though without a parenthesis around letter & Letters.AB. Edited that in there.
– Svish
Aug 27 '09 at 10:57
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Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
...espace to a separate attribute, perhaps. For simple tag containment tests (does this document contain this tag name?) this solution is great and can be short-circuited.
– Martijn Pieters♦
Oct 1 '19 at 15:37
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CSS technique for a horizontal line with words in the middle
...eally is a good solution; particularly as it works with any background and does not require a set width on the heading element.
– Luke
Apr 29 '13 at 3:52
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How should I use git diff for long lines?
...AGER='' git diff
Without a pager, the lines will wrap.
If your terminal doesn't support coloured output, you can also turn this off using either the --no-color argument, or putting an entry in the color section of your git config file.
$ GIT_PAGER='' git diff --no-color
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How do you check if a JavaScript Object is a DOM Object?
...ng IE8 compatible, super-simple code works perfectly.
The accepted answer does not detect all types of HTML elements. For example, SVG elements are not supported. In contrast, this answer works for HTML well as SVG.
See it in action here: https://jsfiddle.net/eLuhbu6r/
function isElement(element)...
Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers
... I tried, I put all my code inside a div and give it overflow-x:hidden but doens't work, I add <meta name="viewport" content="width=device-width, initial-scale=1"> too but nothing changed :/ any ideas?
– user3057089
Oct 25 '14 at 19:20
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What does “xmlns” in XML mean?
...reated as the same thing by an XML parser. The point is that an XML parser doesn't care what you've chosen as the prefix, only the namespace it maps too. The prefix is just an indirection pointing to the namespace.
<personxml:person
xmlns:personxml="http://example.com/same/url"
xmlns:...
Tools to get a pictorial function call graph of code [closed]
...a particular function in a non-graphical kind of display. Additionally, it does not show the function called starting from say main() , and then the functions called from it, and so on, deeper inside to the leaf level function.
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