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When should I use Lazy?
...e cost.
Usually this is preferable when the object may or may not be used and the cost of constructing it is non-trivial.
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What's the difference between Unicode and UTF-8? [duplicate]
...he system codepage on the current machine, subject to total unportability) and there are Unicode strings (stored internally as UTF-16LE).
This was all devised in the early days of Unicode, before we realised that UCS-2 wasn't enough, and before UTF-8 was invented. This is why Windows's support for ...
Show diff between commits
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Also you can try:
git diff oldCommit..newCommit
git diff k73ud..dj374
and (1 space, not more):
git diff oldCommit newCommit
git diff k73ud dj374
And if you need to get only files names (e.g. to copy hotfix them manually):
git diff k73ud dj374 --name-only
And you can get changes applied to...
SVN Error - Not a working copy
Recently our svn server was changed and we did a svn switch.
22 Answers
22
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How to edit log message already committed in Subversion?
... one) cause the
property's previous value to be
permanently discarded, and Subversion
tries to prevent you from doing this
accidentally. However, there are a
couple of ways to get Subversion to
change a revision property.
The first way is for the repository
administrator to enable...
Sort a single String in Java
...t the sort order is not optimal if you want to take into account uppercase and accents for example. This algorithm will sort "éDedCBcbAàa" as "ABCDabcdeàé" while, in English (US) locale for example, it would be more desirable to obtain "aAàbBcCdDeé".
– eljenso
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Converting Go struct to JSON
...rmines the behavior". The visibility metadata needs to be stored somewhere and needs syntax to express it. Eventually it was determined that co opting the capitalization of the first char works best with fewest trade-offs. Before the Go1 release other schemes were tried and rejected.
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...ge file (PNG, JPEG, etc.), draw it to the canvas completely transparently, and then fade it in. I have figured out how to load the image and draw it to the canvas, but I don't know how to change its opacity once it as been drawn.
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How can I concatenate two arrays in Java?
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Here's a simple method that will concatenate two arrays and return the result:
public <T> T[] concatenate(T[] a, T[] b) {
int aLen = a.length;
int bLen = b.length;
@SuppressWarnings("unchecked")
T[] c = (T[]) Array.newInstance(a.getClass().getComponentType(...
How do I get Flask to run on port 80?
I have a Flask server running through port 5000, and it's fine. I can access it at http://example.com:5000
14 Answers
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