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JavaScript variables declare outside or inside loop?
... does not have block scope like many other C-like languages.
That is also known as lexical scope.
If you declare something like
var foo = function(){
for(var i = 0; i < 10; i++){
}
};
This gets hoisted to:
var foo = function(){
var i;
for(i = 0; i < 10; i++){
}
}
So ...
What is stability in sorting algorithms and why is it important?
...vince yourself of that. (by the way, that algorithm is called radix sort)
Now to answer your question, suppose we have a list of first and last names. We are asked to sort "by last name, then by first". We could first sort (stable or unstable) by the first name, then stable sort by the last name....
UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...That gives you nice animations for the cells appearing and
disappearing. Now implement the following table view delegate method:
- (float)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
if (indexPath.section == 1 && indexPath.row == 1) { // This i...
How do I ignore files in a directory in Git?
...he .gitignore file. When one of the two mentioned git commands is executed now, the directory will be (unexpectedly) lost.
mkdir test
cd test
git init
echo "/localdata/*" >.gitignore
git add .gitignore
git commit -m "Add .gitignore."
mkdir localdata
echo "Important data" >localdata/important...
dyld: Library not loaded: /usr/local/lib/libpng16.16.dylib with anything php related
... This worked for me as well. Issue I had is that libpng15 is now an old version so an update would not fix.
– bigtunacan
Jun 24 '14 at 2:28
1
...
Running MSBuild fails to read SDKToolsPath
...ols. I've recently upgraded all the project/solution files to VS2010, and now my build fails with the following error:
25 ...
How to design a product table for many kinds of product where each product has many parameters
...tions based on which is the least bad for your app. Therefore you need to know how you're going to query the data before you choose a database design. There's no way to choose one solution that is "best" because any of the solutions might be best for a given application.
...
Padding between ActionBar's home icon and title
Does anybody know how to set padding between the ActionBar's home icon and the title?
21 Answers
...
How do I right align div elements?
...
@ShellNinja why? i know 0 is valid, however so is 0px... argue your point so we learn something.
– pstanton
Mar 17 '14 at 9:25
...
java.util.Date to XMLGregorianCalendar
...ld question. The classes mentioned, Date and XMLGregorianCalendar, are old now. I challenge the use of them and offer alternatives.
Date was always poorly designed and is more than 20 years old. This is simple: don’t use it.
XMLGregorianCalendar is old too and has an old-fashioned design. As I u...