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How to use mysql JOIN without ON condition?
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155
MySQL documentation covers this topic.
Here is a synopsis. When using join or inner join, th...
The 'packages' element is not declared
When using asp.net mvc 3 project with vs 2010 I have lots of warnings like the ones below:
5 Answers
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:after vs. ::after
Is there any functional difference between the CSS 2.1 :after and the CSS 3 ::after pseudo-selectors (other than ::after not being supported in older browsers)? Is there any practical reason to use the newer specification?
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Remove autolayout (constraints) in Interface Builder
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answered Mar 5 '12 at 12:52
OlofOlof
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Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
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170
pandas.isnull() (also pd.isna(), in newer versions) checks for missing values in both numeric ...
JavaScript arrays braces vs brackets
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137
The first and third are equivalent and create a new array. The second creates a new empty obje...
Sass calculate percent minus px
...d from one unit to the next. Sass has no way of knowing exactly how wide "100%" is in terms of pixels or any other unit. That's something only the browser knows.
You need to use calc() instead. Check browser compatibility on Can I use...
.foo {
height: calc(25% - 5px);
}
If your values ar...
Determine direct shared object dependencies of a Linux binary?
...es:
Tag Type Name/Value
0x0000000000000001 (NEEDED) Shared library: [libssl.so.1.0.0]
0x0000000000000001 (NEEDED) Shared library: [libc.so.6]
0x000000000000000c (INIT) 0x400520
0x000000000000000d (FINI) 0x400758...
Right query to get the current number of connections in a PostgreSQL DB
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edited Jan 13 '14 at 1:34
informatik01
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Is there a literal notation for an array of symbols?
...ture was originally announced here:
http://www.ruby-lang.org/zh_TW/news/2012/11/02/ruby-2-0-0-preview1-released/
It is mentioned in the official documentation of Ruby here:
http://ruby-doc.org/core/doc/syntax/literals_rdoc.html#label-Percent+Strings
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