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Placeholder Mixin SCSS/CSS
...ch can be found here:
http://sass-lang.com/docs/yardoc/file.SASS_REFERENCE.html#mixin-content
As of Sass 3.4, this mixin can be written like so to work both nested and unnested:
@mixin optional-at-root($sel) {
@at-root #{if(not &, $sel, selector-append(&, $sel))} {
@content;
}
}
...
How to get all possible combinations of a list’s elements?
...he standard python "itertools" doc page: docs.python.org/library/itertools.html (grep for "powerset").
– Dan H
Nov 16 '11 at 17:45
38
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What is the maximum length of data I can put in a BLOB column in MySQL?
...
May or may not be accurate, but according to this site: http://www.htmlite.com/mysql003.php.
BLOB A string with a maximum length of 65535 characters.
The MySQL manual says:
The maximum size of a BLOB or TEXT
object is determined by its type, but
the largest value you actually...
How do I show a MySQL warning that just happened?
... It still exists: dev.mysql.com/doc/refman/5.7/en/mysql-commands.html but you may not be using the command-line mysql client. It only works in mysql, not in a MySQL library.
– Yvan
May 31 '17 at 16:56
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How to use UTF-8 in resource properties with ResourceBundle
...ok at this : http://docs.oracle.com/javase/6/docs/api/java/util/Properties.html#load(java.io.Reader)
the properties accept an Reader object as arguments, which you can create from an InputStream.
at the create time, you can specify the encoding of the Reader:
InputStreamReader isr = new InputStre...
How can I add a box-shadow on one side of an element?
...
My self-made solution which is easy to edit:
HTML:
<div id="anti-shadow-div">
<div id="shadow-div"></div>
</div>
css:
#shadow-div{
margin-right:20px; /* Set to 0 if you don't want shadow at the right side */
margin-left:0px...
Reuse a parameter in String.format?
...
docs.oracle.com/javase/8/docs/api/java/util/Formatter.html#dpos
– Vadzim
Dec 22 '17 at 16:08
add a comment
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Still Reachable Leak detected by Valgrind
...l reachable" blocks that are created by STL. valgrind.org/docs/manual/faq.html#faq.reports
– John Perry
Jun 14 '16 at 21:16
5
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How is Python's List Implemented?
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You can read about it here : docs.python.org/2/faq/design.html#how-are-lists-implemented
– CCoder
Sep 3 '13 at 9:39
4
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How to pass arguments into a Rake task with environment in Rails? [duplicate]
...This is how you invoke it (http://guides.rubyonrails.org/v4.2/command_line.html#rake):
rake "hello[World]"
For multiple arguments, just add their keywords in the array of the task declaration (task :hello, [:a,:b,:c]...), and pass them comma separated:
rake "hello[Earth,Mars,Sun,Pluto]"
...