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Constants in Objective-C
... its own static variable, so you get 100 of them if you include the header from 100 .m files.
– gnasher729
Apr 14 '14 at 10:55
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how to use XPath with XDocument?
...
you can use the example from Microsoft - for you without namespace:
using System.Xml.Linq;
using System.Xml.XPath;
var e = xdoc.XPathSelectElement("./Report/ReportInfo/Name");
should do it
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Correct way to use get_or_create?
...
From the documentation get_or_create:
# get_or_create() a person with similar first names.
p, created = Person.objects.get_or_create(
first_name='John',
last_name='Lennon',
defaults={'birthday': date(1940, 10, 9...
z-index not working with position absolute
...ning. Either add opacity to the element that doesn't have it or remove it from the element that does. You'll also have to either make both elements static positioned or specify relative or absolute position. Here's some background on contexts: http://philipwalton.com/articles/what-no-one-told-you...
GoTo Next Iteration in For Loop in java
...are 2 loop, outer and inner.... and you want to break out of both the loop from the inner loop, use break with label.
eg:
continue
for(int i=0 ; i<5 ; i++){
if (i==2){
continue;
}
}
eg:
break
for(int i=0 ; i<5 ; i++){
if (i==2){
break;
}
...
Tool for adding license headers to source files? [closed]
...e-file argument, and use the --remove-path flag to strip that exact header from all the files. Basically, there are so many different types of headers, creating an algorithm to reliably remove them is non-trivial.
– Erik Osterman
Feb 19 '14 at 10:23
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Explain the encapsulated anonymous function syntax
...nction expression is pretty much useless in the context of the code except from within the function definition itself.
var a = function b() {
// do something
};
a(); // works
b(); // doesn't work
var c = function d() {
window.setTimeout(d, 1000); // works
};
Of course, using name identif...
How do you git show untracked files that do not exist in .gitignore
... To list empty directories add the --directory option. This is not obvious from the man page but can be deduced. --directory: If a whole directory is classified as "other", show just its name (with a trailing slash) and not its whole contents.. --no-empty-directory: Do not list empty directories. Ha...
Will strlen be calculated multiple times if used in a loop condition?
...Not only must ss not be changed in the for loop; it must not be accessible from and changed by any function called in the loop (either because it is passed as an argument, or because it a global variable or a file-scope variable). Const-qualification may also be a factor, too.
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Python syntax for “if a or b or c but not all of them”
...rgue for that point, and the OP may be persuaded. But your answer deviates from the question significantly enough that the change of spec needs to be mentioned. You seem to be bending the spec to fit the available tool, without mentioning the change.
– LarsH
Ma...