大约有 44,000 项符合查询结果（耗时：0.0757秒） [XML]
How to make a background 20% transparent on Android
...alpha channel. For example, for red use #CCFF0000:
<TextView
...
android:background="#CCFF0000" />
In the example, CC is the hexadecimal number for 255 * 0.8 = 204. Note that the first two hexadecimal digits are for the alpha channel. The format is #AARRGGBB, where AA is the alpha cha...
Convert a Map to a POJO
... looking at Jackson, but is seems I would have to convert the Map to JSON, and then the resulting JSON to the POJO.
8 Answ...
C# generic type constraint for everything nullable
...time check, you can check if the type is not a reference or nullable type, and throw an exception if that's the case.
I realise that only having a runtime check may be unacceptable, but just in case:
public class Foo<T>
{
private T item;
public Foo()
{
var type = typeof(...
Get battery level and state in Android
How can I get battery level and state (plugged in, discharging, charging, etc)? I researched the developer docs and I found a BatteryManager class. But it doesn't contain any methods, just constants. How do I even use it?
...
How to configure the web.config to allow requests of any length
...ttpRuntime Element (ASP.NET Settings Schema)
Of course the numbers (32768 and 65536) in the config settings above are just examples. You don't have to use those exact values.
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How to exclude certain messages by TAG name using Android adb logcat?
Logcat allows filtering logs but it works like that: You define filters and logcat only displays messages which matches filters. But is there a way to display all logs EXCEPT some TAGs defined by filters?
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In git, is there a simple way of introducing an unrelated branch to a repository?
...han branch, named
<new_branch>, started from
<start_point> and switch to it. The
first commit made on this new branch
will have no parents and it will be
the root of a new history totally
disconnected from all the other
branches and commits.
This doesn't do exactly what t...
How is std::function implemented?
...ed by the compiler creating a class with overloaded function call operator and the referenced variables as members. This suggests that the size of lambda expressions varies, and given enough references variables that size can be arbitrarily large .
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Is python's sorted() function guaranteed to be stable?
..., the intention of the manual is indeed to guarantee that sorted is stable and indeed that it uses exactly the same algorithm as the sort method. I do realize that the docs aren't 100% clear about this identity; doc patches are always happily accepted!
...
How to return a result from a VBA function
... answered May 6 '10 at 14:13
DanDan
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