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Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b') [duplicate]
...the empty String (its length is zero);
otherwise the result is true.
Now to '0' == true.
Two type conversions will take place here. We can follow this in the specification, section 11.9.3, The Abstract Equality Comparison Algorithm.
The operands are denoted as x and y (x == y).
In our case...
How to explain callbacks in plain english? How are they different from calling one function from ano
...sider how programmers normally write to a file:
fileObject = open(file)
# now that we have WAITED for the file to open, we can write to it
fileObject.write("We are writing to the file.")
# now we can continue doing the other, totally unrelated things our program does
Here, we WAIT for the file to...
Why would you use Oracle database? [closed]
...out the cost of developers time working with Oracle. Most developers who know any other db hate Oracle, those that don't assume that all DB code and/or ORM tools are difficult to use.
If I started a business that I believed was going to scale to Amazon proportions I might consider NoSQL solutions,...
Can Go compiler be installed on Windows?
...n't seem to find it. I can only see Linux and OS X compilers. Does anyone know if Go programming can be done on Windows, or is it something that Google hasn't implemented yet?
...
Sticky and NON-Sticky sessions
I want to know the difference between sticky- and non-sticky sessions. What I understood after reading from internet:
2 Ans...
What is the best way to measure execution time of a function? [duplicate]
Obviously I can do and DateTime.Now.After - DateTime.Now.Before but there must be something more sophisticated.
4 Answ...
VIM Disable Automatic Newline At End Of File
...rc) (thanks to 罗泽轩 for that last bit of news!):
:set nofixendofline
Now regarding older versions of vim.
Even if the file was already saved with new lines at the end:
vim -b file
and once in vim:
:set noeol
:wq
done.
alternatively you can open files in vim with :e ++bin file
Yet another alte...
How do I check if a Sql server string is null or empty
...ffer_Text == '')
temp := null;
else
temp := listing.Offer_Text; // may now be null or non-null, but not ''
// b) ISNULL:
if (temp is null)
result := true;
else
result := false;
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How to use classes from .jar files?
...
Not every jar file is executable.
Now, you need to import the classes, which are there under the jar, in your java file. For example,
import org.xml.sax.SAXException;
If you are working on an IDE, then you should refer its documentation. Or at least specif...
Subtract days from a DateTime
...
DateTime dateForButton = DateTime.Now.AddDays(-1);
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