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How to enter a multi-line command
...t is preceded by a valid statement:
return
5
will not work.
Finally, strings (in all varieties) may also extend beyond a single line:
'Foo
bar'
They include the line breaks within the string, then.
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C++ catching all exceptions
.....
} catch (const std::exception& ex) {
// ...
} catch (const std::string& ex) {
// ...
} catch (...) {
// ...
}
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How are strings passed in .NET?
When I pass a string to a function, is a pointer to the string's contents passed, or is the entire string passed to the function on the stack like a struct would be?
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Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
... you can handle multiple namespaces and namespace aliases:
from io import StringIO # for Python 2 import from StringIO instead
import xml.etree.ElementTree as ET
# instead of ET.fromstring(xml)
it = ET.iterparse(StringIO(xml))
for _, el in it:
prefix, has_namespace, postfix = el.tag.partition...
“The given path's format is not supported.”
...ombine instead:
Path.Combine(str_uploadpath, fileName);
which returns a string.
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What do linkers do?
...0,%rsi
11: 00 00 00
which should move the address of the hello world string into the rsi register, which is passed to the write system call.
But wait! How can the compiler possibly know where "Hello world!" will end up in memory when the program is loaded?
Well, it can't, specially after we ...
html select option separator
...And if you want to be really fancy, use the horizontal unicode box drawing character.
(BEST OPTION!)
<select>
<option>First</option>
<option disabled>──────────</option>
<option>Second</option>
<option>Third...
invalid multibyte char (US-ASCII) with Rails and Ruby 1.9
...ncoding, unless you say otherwise. If you place any non-ASCII content in a String literal without changing the source Encoding, Ruby will die with that error. Thanks guys, I finally got it :-)
– bass-t
Aug 13 '12 at 9:58
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How can I capitalize the first letter of each word in a string?
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The .title() method of a string (either ASCII or Unicode is fine) does this:
>>> "hello world".title()
'Hello World'
>>> u"hello world".title()
u'Hello World'
However, look out for strings with embedded apostrophes, as noted in the...
Why use sprintf function in PHP?
...tf which means you can do much more than just inserting variable values in strings.
For instance, specify number format (hex, decimal, octal), number of decimals, padding and more. Google for printf and you'll find plenty of examples. The wikipedia article on printf should get you started.
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