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How to create cron job using PHP?
...syntax of scheduling a new job may seem daunting at first glance, it's actually relatively simple to understand once you break it down. A cron job will always have five columns each of which represent a chronological 'operator' followed by the full path and command to execute:
* * * * * home/path/t...
What is the difference between URI, URL and URN? [duplicate]
...RN defines something's identity, while the URL provides a location. Essentially, "what" vs. "where". A URN has to be of this form <URN> ::= "urn:" <NID> ":" <NSS> where <NID> is the Namespace Identifier, and <NSS> is the Namespace Specific String.
To put it differently...
When should we call System.exit in Java
...its. This is a convenient way to handle shutdown in bigger programs, where all parts of the program can't (and shouldn't) be aware of each other. Then, if someone wants to quit, he can simply call System.exit(), and the shutdown hooks (if properly set up) take care of doing all necessary shutdown ce...
Why are you not able to declare a class as static in Java?
...This method doesn't work
public static InnerClass getAnInnerClassStatically(){
return new InnerClass();
}
}
class OtherClass{
//Use of a static nested class:
private OuterClass.StaticNestedClass staticNestedClass = new OuterClass.StaticNestedClass();
//Doesn't work
...
How to check whether a file is empty or not?
I have a text file.
How can I check whether it's empty or not?
10 Answers
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When should assertions stay in production code? [closed]
... intended, and which states should not occur. If code is changed so states allowed change, the developer is soon informed and needs to update the assertion.
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Mongoimport of json file
I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows:
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Make div stay at bottom of page's content all the time even when there are scrollbars
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@aroth that is because they are two totally different solutions. This solution will keep the footer at the bottom of the visual area of the screen at all times. The alternative solution keeps the footer at either the bottom of the screen or the bottom of the page,...
What does jquery $ actually return?
...you should pass the function, I don't see any information on what it actually returns .
9 Answers
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What's the difference between emulation and simulation? [duplicate]
In simple understandable terms, what is the difference between the two terms?
10 Answers
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