大约有 35,100 项符合查询结果（耗时：0.0754秒） [XML]
Change drawable color programmatically
I'm trying to change the color on a white marker image by code. I have read that the code below should change the color, but my marker remains white.
...
How can one change the timestamp of an old commit in Git?
..._DATE and GIT_COMMITTER_DATE for the specific hash of the commit you're looking to fix.
This will invalidate that and all future hashes.
Example:
If you wanted to change the dates of commit 119f9ecf58069b265ab22f1f97d2b648faf932e0, you could do so with something like this:
git filter-branch --en...
NumPy array initialization (fill with identical values)
...it can in principle be very efficient since it performs a very specific task).
share
|
improve this answer
|
follow
|
...
How do I drop a function if it already exists?
I know this must be simple, but how do I preface the creation of a function with a check to see if it already exists? If it exists, I want to drop and re-create it.
...
Is there a shortcut to move between header and source file in VC++?
...
In Visual Studio 2013 and later there is a default keyboard shortcut for this: Ctrl+K, Ctrl+O
(You will need to hold down Ctrl and type ko and then release Ctrl)
In earlier versions, see:
Visual Studio Macro to switch between CPP and H files
or
Open Corresponding File in ...
How to get GET (query string) variables in Express.js on Node.js?
Can we get the variables in the query string in Node.js just like we get them in $_GET in PHP?
26 Answers
...
How to split text without spaces into list of words?
...s to assume all words are independently distributed. Then you only need to know the relative frequency of all words. It is reasonable to assume that they follow Zipf's law, that is the word with rank n in the list of words has probability roughly 1/(n log N) where N is the number of words in the dic...
How to maintain a Unique List in Java?
...), assuming the hash function disperses the elements properly among the buckets. Iterating over this set requires time proportional to the sum of the HashSet instance's size (the number of elements) plus the "capacity" of the backing HashMap instance (the number of buckets). Thus, it's very importan...
Does .NET provide an easy way convert bytes to KB, MB, GB, etc.?
...:
static readonly string[] SizeSuffixes =
{ "bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB" };
static string SizeSuffix(Int64 value, int decimalPlaces = 1)
{
if (decimalPlaces < 0) { throw new ArgumentOutOfRangeException("decimalPlaces"); }
if (value < 0) {...
Scala best way of turning a Collection into a Map-by-key?
...on T (of type P , say), what is the best way to do a map-by-extracting-key ?
13 Answers
...