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What is the purpose of willSet and didSet in Swift?
...stored property.
This is useful for sending notifications, synchronisation etc... (see example below)
Example 5. Concrete Example - ViewController Container
//Underlying instance variable (would ideally be private)
var _childVC : UIViewController? {
willSet {
//REMOVE OLD VC
pr...
What are the pros and cons of the SVN plugins for Eclipse, Subclipse and Subversive? [closed]
...eing a bunch of rows for every commit it can group commits by today, week, etc.
Mapping of trunk, branches, and tags
Subversive assumes the default svn layout: trunk, branches, tags (which you can change), so whenever you want to tag or branch it is one click and you provide the name of the tag or...
Why use non-member begin and end functions in C++11?
...ay->valueAt(index);
}
bool operator ==(SpecialArray &);
// etc
private:
SpecialArray *parray;
int index;
// etc
};
now i and e can be legally used for iteration and accessing of values of SpecialArray
...
Linux: compute a single hash for a given folder & contents?
...id concerns notwithstanding, if you care about file contents, permissions, etc. but not modification time, you can add the --mtime option like so: tar -c /path/to/folder --mtime="1970-01-01" | sha1sum.
– Binary Phile
Dec 17 '15 at 19:44
...
What is the best open-source java charting library? (other than jfreechart) [closed]
...t in return which you could futher customize, i.e. add a title, gridlines, etc...
– fccoelho
Nov 6 '08 at 8:08
3
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Problems with Android Fragment back stack
...cular transaction by name FragmentTransaction.addToBackStack(String name);
Etc.
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Using Phonegap for Native Application development [closed]
...options for the interface/libraries, jquery-mobile, sencha touch, jqtouch, etc.. These each offer a unique approach, and feature-set. Do some research and use one, but avoid combining. You can read about some more options, tools here: http://www.phonegap.com/tool (link updated)
Also, more on jus...
How does “cat
....
The following does not work for that case:
$ sudo cat <<EOF >/etc/somedir/foo.conf
# my config file
foo=bar
EOF
because the redirection is handled outside of the sudo context.
I ended up using this instead:
$ sudo tee <<EOF /etc/somedir/foo.conf >/dev/null
# my config file
...
Relative URLs in WordPress
I've always found it frustrating in WordPress that images, files, links, etc. are inserted into WordPress with an absolute URL instead of relative URL. A relative url is much more convenient for switching domain names, changing between http and https etc. Today I discovered that if you define WP_CON...
What does Docker add to lxc-tools (the userspace LXC tools)?
...ur machine's specific configuration: networking, storage, logging, distro, etc. Docker defines an abstraction for these machine-specific settings, so that the exact same docker container can run - unchanged - on many different machines, with many different configurations.
Application-centric. Docke...