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Checking in of “commented out” code [closed]
...en the task is too large - break it into smaller completable tasks.
This means:
Commented-out code should never be checked in since it is not functional
Commenting is not a valid archival strategy, so whether it's code yet-to-be-finished or code that's being retired, commenting and checking in d...
My images are blurry! Why isn't WPF's SnapsToDevicePixels working?
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@Zack Width="20" does not mean 20 pixels. It means 20/96 of an inch. If your OS is configured to run at 96 DPI then it is 20 pixels. Now how will your nearest neighbor look on a good monitor, 160 DPI for instance? And how will it look when you print a...
Why do I get an UnsupportedOperationException when trying to remove an element from a List?
...nelubricants: it seems you mix up unmodifiable and immutable. unmodifiable means exactly "modifiable, but not structurally".
– Roman
Jun 3 '10 at 12:26
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The easiest way to transform collection to array?
...e elements of this collection are to be stored, if it is big enough` which means it will store them directly in that new array. If you give it a size 0 array, it will make a new array, meaning you have a small array and a large array being made when such is unnecessary.
– corsi...
The “unexpected ++” error in jslint [duplicate]
...e = func(i++ * 3);
I would do this:
value = func(i * 3);
i++;
It also means people don't have to remember how i++ and ++i work, and removes the need to apply quite so many preference rules.
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How to read file from relative path in Java project? java.io.File cannot find the path specified
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The relative path works in in java using the . operator.
. means same folder as the currently running context.
.. means the parent folder of the currently running context.
So the question is how do you know the path where the java is currently looking?
do a small experiment
Fi...
Android Activity as a dialog
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To start activity as dialog I defined it like this in AndroidManifest.xml:
<activity android:theme="@android:style/Theme.Dialog" />
Use this property inside your activity tag to avoid that your Dialog appears in the recently used apps list
android:excludeFromRecents="true"...
MySQL load NULL values from CSV data
... this would throw an error else a warning.
Following query may be used for identifying the database configuration.
mysql> show variables like 'sql_mode';
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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
...of errors.
If I'm correct exit codes used to be just positive numbers (I mean in UNIX) and according to range:
1-127 are user defined codes (so generated by calling exit(n))
128-255 are codes generated by termination due to different unix signals like SIGSEGV or SIGTERM
But I don't think you s...
Naming conventions for java methods that return boolean(No question mark)
...Is the Collection empty?
Does this Node have children?
And, then, true means yes, and false means no.
Or, you could read it like an assertion:
The Collection is empty.
The node has children
Note:
Sometimes you may want to name a method something like createFreshSnapshot?. Without the q...