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What exactly does git's “rebase --preserve-merges” do (and why?)
... the scenes, it shares code with "interactive rebase".)
But here I will sketch what I think is the essence of it. In order to reduce the number of things to think about, I have taken a few liberties. (e.g. I don't try to capture with 100% accuracy the precise order in which computations take place,...
How to remove items from a list while iterating?
...
For example (depends on what type of list):
for tup in somelist[:]:
etc....
An example:
>>> somelist = range(10)
>>> for x in somelist:
... somelist.remove(x)
>>> somelist
[1, 3, 5, 7, 9]
>>> somelist = range(10)
>>> for x in somelist[:]:
....
What uses are there for “placement new”?
...
We use it with custom memory pools. Just a sketch:
class Pool {
public:
Pool() { /* implementation details irrelevant */ };
virtual ~Pool() { /* ditto */ };
virtual void *allocate(size_t);
virtual void deallocate(void *);
static Pool::misc_pool() ...
Why does Java's hashCode() in String use 31 as a multiplier?
...ap.of(42, 42).hashCode() or Map.of("foo", "foo", "bar", "bar").hashCode(), etc, are predictably zero. So don’t use maps as keys for other maps…
– Holger
Aug 30 '19 at 9:12
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What is the difference between class and instance methods?
...e selector parts are written like -[NSMutableDictionary setObject:forKey:] etc. You'll often see this notation in Cocoa responses, documentation, and in Xcode.
– Quinn Taylor
Jun 27 '09 at 23:29
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Use JNI instead of JNA to call native code?
...Projects Using JNA and see names like SVNKit, IntelliJ IDEA, NetBeans IDE, etc, I'm tend to believe it's a pretty decent library.
Actually, I definitely think I would have used JNA instead of JNI when I had to as it indeed looks simpler than JNI (which has a boring development process). Too bad, J...
Installing multiple instances of the same windows service on a server
...nformation provided by the service installer. F.e. description, logon type etc. is ignored
– Noel Widmer
Aug 5 '16 at 11:43
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Allow user to select camera or gallery for image
...) {
final Intent finalIntent = new Intent(camIntent);
finalIntent.setComponent(new ComponentName(res.activityInfo.packageName, res.activityInfo.name));
yourIntentsList.add(finalIntent);
}
List<ResolveInfo> listGall = packageManager.queryIntentActivities(gallIntent, 0);
for (Resolv...
Local file access with JavaScript
...ou can access the hardware, such as current CPU usage or total ram in use, etc.
You can create a windows, linux, or mac desktop application with it that doesn't require any installation.
http://nwjs.io
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How do I make and use a Queue in Objective-C?
...iety of implementations of queues, as well as stacks, deques, sorted sets, etc. For your purposes, CHCircularBufferQueue is significantly faster (i.e. provable with benchmarks) and more readable (admittedly subjective) than using an NSMutableArray.
One big advantage of using a native Objective-C cl...