大约有 47,000 项符合查询结果（耗时：0.0781秒） [XML]
How to use a variable for the key part of a map
... value-part it's even easier, since there is no automagic "convert text to string" happening:
def map = [keyA:A, keyX:X]
share
|
improve this answer
|
follow
...
Correct format specifier for double in printf
... specifier (among others).
Note that this is one place that printf format strings differ substantially from scanf (and fscanf, etc.) format strings. For output, you're passing a value, which will be promoted from float to double when passed as a variadic parameter. For input you're passing a pointe...
Curl GET request with json parameter
...l identification information that is not hierarchical in nature. The query string syntax is not generically defined, but it is commonly organized as a sequence of = pairs, with the pairs separated by a semicolon or an ampersand.
For example:
curl http://server:5050/a/c/getName?param0=foo&par...
How do I read CSV data into a record array in NumPy?
...
What if you want something of different types? Like strings and ints?
– CGTheLegend
Mar 21 '17 at 2:20
12
...
Xcode debugger doesn't print objects and shows nil, when they aren't
...int suddenly the Xcode debugger printed out some object types especially NSStrings as (null) although they were initialized with a value. Printed out via
NSLog(@"String value: %@", myString);
the correct value for the object was shown.
Confusing!
Solving the problem was rather easy: I just shut...
Is it .yaml or .yml?
...ruling as you can get, but the habit of 8.3 is hard to get out of (and, appallingly, still occasionally relevant in 2013).
share
|
improve this answer
|
follow
...
SVN encrypted password store
I installed SVN on a Ubuntu machine and I can't get my head around something.
3 Answers
...
Asynchronously wait for Task to complete with timeout
...is?
const int x = 3000;
const int y = 1000;
static void Main(string[] args)
{
// Your scheduler
TaskScheduler scheduler = TaskScheduler.Default;
Task nonblockingTask = new Task(() =>
{
CancellationTokenSource source = new Canc...
how to get android screen size programmatically, once and for all?
...anager().getDefaultDisplay().getMetrics(met);// get display metrics object
String strSize =
new DecimalFormat("##.##").format(Math.sqrt(((met.widthPixels / met.xdpi) *
(met.widthPixels / met.xdpi)) +
((met.heightPixels / met.ydpi) * (met.heightPixels / met.ydpi))));
// using Dots per inches with wi...
Change R default library path using .libPaths in Rprofile.site fails to work
I am running R on Windows, not as an administrator. When I install a package, the following command doesn't work:
15 Answer...