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Getting the last element of a split string array
... @Jangla: That's not a problem, as the array is created by the split call, it's not kept anyway. The original string is not changed by popping the item from the array.
– Guffa
Apr 10 '12 at 15:58
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How to read attribute value from XmlNode in C#?
...
To expand Konamiman's solution (including all relevant null checks), this is what I've been doing:
if (node.Attributes != null)
{
var nameAttribute = node.Attributes["Name"];
if (nameAttribute != null)
return nameAttribute.Value;
throw new InvalidOp...
Access Container View Controller from Parent iOS
...troller is made a child of the first view controller. prepareForSegue: is called just before this happens. you can use this opportunity to pass data to the child, or to store a reference to the child for later use. see also developer.apple.com/library/ios/#documentation/uikit/reference/…
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MySQL error code: 1175 during UPDATE in MySQL Workbench
... time thing I suggest you turn it back on as this makes it very easy to royally muck up your data if you're not careful
– Frankenmint
Aug 11 '16 at 9:08
2
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Understanding Python's “is” operator
What does it really mean?
11 Answers
11
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Empty Visual Studio Project?
...do not mean an empty solution, I mean an empty project in a solution. Basically I have a solution with multiple projects, and I want to add a project to track some static files that are part of the solution but not of any specific project. Adding them as solution files doesn't work because solution ...
What does int argc, char *argv[] mean?
... argv. This will (in practice) be 1 plus the number of arguments, as virtually all implementations will prepend the name of the program to the array.
The variables are named argc (argument count) and argv (argument vector) by convention, but they can be given any valid identifier: int main(int num...
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
... title of previous screen)
UIBarButtonItem *backButton = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"back_arrow.png"]
style:UIBarButtonItemStyleBordered
targe...
How do you find the disk size of a Postgres / PostgreSQL table and its indexes
... and index size in terms of bytes/MB/GB/etc , or even better the size for all tables. In Oracle I had a nasty long query that looked at user_lobs and user_segments to give back an answer.
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mongodb find by multiple array items
...o find documents where words contains both elements (text and here) using $all:
db.things.find({ words: { $all: ["text", "here"] }});
or either of them (text or here) using $in:
db.things.find({ words: { $in: ["text", "here"] }});
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