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How to work with complex numbers in C?
...s manual http://pubs.opengroup.org/onlinepubs/009604499/basedefs/complex.h.html also gives some info about macros.
To declare a complex variable, use
double _Complex a; // use c* functions without suffix
or
float _Complex b; // use c*f functions - with f suffix
long dou...
What's the difference between an inverted index and a plain old index?
...t's a open source search engine. http://lucene.apache.org/java/docs/index.html
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CALL command vs. START with /WAIT option
... You can find the comparison between CALL and START at: ss64.com/nt/start.html (updated today with sections "Start /Wait" and "START vs CALL")
– Alfredo Capobianchi
Aug 17 '17 at 19:00
...
The written versions of the logical operators
...3073126/http://www.dinkumware.com/manuals/?manual=compleat&page=iso646.html.
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Why does Razor _layout.cshtml have a leading underscore in file name?
In the default ASP.NET MVC 3 project, layout & partial cshtml files start with an underscore
5 Answers
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CSS filter: make color image with transparency white
...
You can use
filter: brightness(0) invert(1);
html {
background: red;
}
p {
float: left;
max-width: 50%;
text-align: center;
}
img {
display: block;
max-width: 100%;
}
.filter {
-webkit-filter: brightness(0) invert(1);
filter: brightness(0) ...
Why is this inline-block element pushed downward?
...pply with inline-block read this http://www.brunildo.org/test/inline-block.html
Write vertical-align:top in your inline-block DIV.
Check this http://jsfiddle.net/WGCyu/1/
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Ruby custom error classes: inheritance of the message attribute
...sed where Strings are expected.
http://ruby-doc.org/core-1.9.3/Exception.html#method-i-message
I would opt for redefining to_s/to_str or the initializer. Here is an example where we want to know, in a mostly human readable way, when an external service has failed to do something.
NOTE: The se...
What is the C runtime library?
...raries:
http://www.davidlenihan.com/2008/01/choosing_the_correct_cc_runtim.html
It includes those functions you don't normally think of as needing a library to call:
malloc
enum, struct
abs, min
assert
Microsoft has a nice list of their runtime library functions:
http://msdn.microsoft.com/en-u...
SQL select join: is it possible to prefix all columns as 'prefix.*'?
...umn_names and PRAGMA short_column_names. See http://www.sqlite.org/pragma.html
Otherwise all I can recommend is to fetch columns in a result set by ordinal position rather than by column name, if it's too much trouble for you to type the names of the columns in your query.
This is a good example ...