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How to specify font attributes for all elements on an html web page?
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* {
font-size: 100%;
font-family: Arial;
}
The asterisk implies all elements.
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Painless way to install a new version of R?
...han Linux). Does anyone have a good trick for doing the upgrade, from installing the software to copying all the settings/packages over?
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Default behavior of “git push” without a branch specified
... line. Possible values are:
nothing: do not push anything
matching: push all matching branches
All branches having the same name in both ends are considered to be matching.
This used to be the default, but not since Git 2.0 (simple is the new default).
upstream: push the current branch to its up...
jQuery delete all table rows except first
Using jQuery, how do I delete all rows in a table except the first? This is my first attempt at using index selectors. If I understand the examples correctly, the following should work:
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How can I catch all the exceptions that will be thrown through reading and writing a file?
In Java, is there any way to get(catch) all exceptions instead of catch the exception individually?
7 Answers
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Select all child elements recursively in CSS
How can you select all child elements recursively?
2 Answers
2
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How to delete duplicates on a MySQL table?
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The above query deleted all of my records except one :(
– Zolbayar
Aug 10 at 3:21
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List Git aliases
...amed alias which gets stored in your ~/.gitconfig file. Using it will list all of your git aliases, in nearly the same format as they are in the ~/.gitconfig file. To use it, type:
$ git alias
loga = log --graph --decorate --name-status --all
alias = ! git config --get-regexp ^alias\. | sed -e s/^a...
Reset the database (purge all), then seed a database
... the whole shebang just to reload your data, you could use MyModel.destroy_all (or delete_all) in the seed.db file to clean out a table before your MyModel.create!(...) statements load the data. Then, you can redo the db:seed operation over and over. (Obviously, this only affects the tables you've...
How does PHP 'foreach' actually work?
...r the simplest case is Traversable objects, as for these foreach is essentially only syntax sugar for code along these lines:
foreach ($it as $k => $v) { /* ... */ }
/* translates to: */
if ($it instanceof IteratorAggregate) {
$it = $it->getIterator();
}
for ($it->rewind(); $it->v...