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Accept function as parameter in PHP
I've been wondering whether is possible or not to pass a function as parameter in PHP; I want something like when you're programming in JS:
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How do getters and setters work?
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private String myField; //"private" means access to this is restricted
public String getMyField()
{
//include validation, logic, logging or whatever you like here
return this.myField;
}
public void setMyField(String value)
{
//include more logic
this.myField = value;
}
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Rotating videos with FFmpeg
I have been trying to figure out how to rotate videos with FFmpeg. I am working with iPhone videos taken in portrait mode. I know how to determine the current degrees of rotation using MediaInfo (excellent library, btw) but I'm stuck on FFmpeg now.
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How to order by with union in SQL?
Is it possible to order when the data is come from many select and union it together? Such as
8 Answers
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Change URL parameters
... var newAdditionalURL = "";
var tempArray = url.split("?");
var baseURL = tempArray[0];
var additionalURL = tempArray[1];
var temp = "";
if (additionalURL) {
tempArray = additionalURL.split("&");
for (var i=0; i<tempArray.length; i++){
if(tem...
Thread-safe List property
I want an implementation of List<T> as a property which can be used thread-safely without any doubt.
16 Answers
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How to define Gradle's home in IDEA?
...rt a Gradle project into IntelliJ, and when I get to the Gradle Home textbox, it is not automatically populated, nor will typing in the path of Gradle Home result in a valid location - I have the GRADLE_USER_HOME environment variable set (to what I think is!) the correct path, and I have been ...
How can I view all historical changes to a file in SVN
I know that I can svn diff -r a:b repo to view the changes between the two specified revisions. What I'd like is a diff for every revision that changed the file. Is such a command available?
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Filter dict to contain only certain keys?
I've got a dict that has a whole bunch of entries. I'm only interested in a select few of them. Is there an easy way to prune all the other ones out?
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How do you use the ? : (conditional) operator in JavaScript?
...s called the conditional operator.1
Here is an example of code that could be shortened with the conditional operator:
var userType;
if (userIsYoungerThan18) {
userType = "Minor";
} else {
userType = "Adult";
}
if (userIsYoungerThan21) {
serveDrink("Grape Juice");
} else {
serveDrink("Wine...