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What is the garbage collector in Java?
...t after a certain time, those objects are not used anymore. For example, take a look at the following code:
for (File f : files) {
String s = f.getName();
}
In the above code, the String s is being created on each iteration of the for loop. This means that in every iteration, a little bit of ...
Compare two objects and find the differences [duplicate]
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Here's an example of some code that is a good start for what you are asking. It only looks at Field values right now, but you could add any number of other components for it to check through reflection. It's implemented using an extension method so all of your objects could use it.
TO USE
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Why are Oracle table/column/index names limited to 30 characters?
I can understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys.
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What is the difference between Strategy pattern and Dependency Injection?
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DI and Strategy work in the same way, but Strategy is used for more fine-grained and short-lived dependencies.
When an object is configured with a "fixed" Strategy, for example when the object is constructed, the distinction between Strategy a...
Cartesian product of x and y array points into single array of 2D points
... answered Jun 21 '12 at 18:43
kennytmkennytm
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Python syntax for “if a or b or c but not all of them”
...are, I would choose the second, here just choose the most readable (also taking in consideration the conditions you will be testing and their names). I picked the first.
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How to use SSH to run a local shell script on a remote machine?
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If Machine A is a Windows box, you can use Plink (part of PuTTY) with the -m parameter, and it will execute the local script on the remote server.
plink root@MachineB -m local_script.sh
If Machine A is a Unix-based system, you can use:
ssh root@MachineB 'bash -s' <...
How to check if an email address exists without sending an email?
I have come across this PHP code to check email address using SMTP without sending an email .
14 Answers
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count(*) vs count(column-name) - which is more correct? [duplicate]
Does it make a difference if you do count(*) vs count(column-name) as in these two examples?
5 Answers
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AVAudioPlayer throws breakpoint in debug mode
Every time I load the app it stops as if I had set a breakpoint on this line:
6 Answers
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