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Default argument values in JavaScript functions [duplicate]
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In javascript you can call a function (even if it has parameters) without parameters.
So you can add default values like this:
function func(a, b){
if (typeof(a)==='undefined') a = 10;
if (typeof(b)==='undefined') b = 20;
//your code
}
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How do I use PHP to get the current year?
... for the year to be out-of-date. How would I make the year update automatically with PHP 4 and PHP 5 ?
25 Answers
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Remote origin already exists on 'git push' to a new repository
...you if your origin has a url set, if it doesn't likely you did the init locally and are trying to push it remote, and made a misstep like me). Then follow RobinH's answer: git remote set-url origin git@github.com:username/projectname.git
– Clarence Liu
May 23 '...
Java Ordered Map
... set of the keys in ascending order
values() which returns a collection of all values in the ascending order of the corresponding keys
So this interface fulfills exactly your requirements. However, the keys must have a meaningful order. Otherwise you can used the LinkedHashMap where the order is d...
Drop shadow for PNG image in CSS
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A little late to the party, but yes, it is totally possible to create "true" dynamic drop shadows around alpha masked PNGs, using a combination of dropshadow-filter (for Webkit), SVG (for Firefox) and DX filters for IE.
.shadowed {
-webkit-filter: drop-shadow(12px 1...
How can I test what my readme.md file will look like before committing to github?
...inted out by @Aaron or Dillinger since Notepag seems to be down now. Personally I use Dillinger since it just works and saves all my documents in my browser's local database.
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Set multiple properties in a List ForEach()?
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All you need to do is introduce some brackets so that your anonymous method can support multiple lines:
list.ForEach(i => { i.a = "hello!"; i.b = 99; });
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How to convert UTF-8 byte[] to string?
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@maazza for unknown reason it doesn't at all. I'm calling it like System.Text.Encoding.UTF8.GetString(buf).TrimEnd('\0');.
– Hi-Angel
Jul 27 '15 at 7:53
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Diff files present in two different directories
I have two directories with the same list of files. I need to compare all the files present in both the directories using the diff command. Is there a simple command line option to do it, or do I have to write a shell script to get the file listing and then iterate through them?
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Objective-C formatting string for boolean?
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I love cake and no cake! I am going to replace all my x?@"YES":@"NO" code with x?@"Cake":@"No Cake" immediately :D -- well, at least for my object descriptions anyway ;)
– Jason Coco
Apr 8 '10 at 23:26
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