大约有 22,000 项符合查询结果（耗时：0.0297秒） [XML]
Android Studio with Google Play Services
...he sdk manager and download and install the following files located under "extras": Android support repository, Google play services, Google repository.
Restart android studio and open the build gradle file. You must modify your build.gradle file to look like this under dependencies:
dependencies ...
Enums and Constants. Which to use when?
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What if you end up using .ToString() on the enum a lot, any value in using a class with const strings that looks and acts like an enum but circumvents a call to ToString()? Example
– Sinjai
Jan 29 '18 at 0:28
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C# member variable initialization; best practice?
...d properties (field initializers cannot) - i.e.
[DefaultValue("")]
public string Foo {get;set;}
public Bar() { // ctor
Foo = "";
}
Other than that, I tend to prefer the field initializer syntax; I find it keeps things localized - i.e.
private readonly List<SomeClass> items = new List<...
Effective way to find any file's Encoding
...;The detected encoding.</returns>
public static Encoding GetEncoding(string filename)
{
// Read the BOM
var bom = new byte[4];
using (var file = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
file.Read(bom, 0, 4);
}
// Analyze the BOM
if (bom[0...
Pass in an array of Deferreds to $.when()
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I actually saw that question but I guess all the extra details in that question caused the answer to my problem (which was right in there) to fly right over my head.
– adamjford
Apr 11 '11 at 20:50
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How to center align the cells of a UICollectionView?
... This is good solution thanks, however this does require some extra calculations on my side.
– RVN
Nov 27 '12 at 16:49
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How to convert ‘false’ to 0 and ‘true’ to 1 in Python
...yvalue == 'true' comparison, the question I answered here is specific to a string (unicode) value.
– Martijn Pieters♦
May 8 '19 at 10:50
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Programmatically change input type of the EditText from PASSWORD to NORMAL & vice versa
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public void onClick(View view) {
if(buttons.get(2).getText().toString().equalsIgnoreCase(getResources().getString(R.string.show))){
editTexts.get(1).setInputType(InputType.TYPE_CLASS_TEXT);
editTexts.get(1).setSelection(editTexts.get(1).getText().length());
...
How to get current time in milliseconds in PHP?
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Use microtime. This function returns a string separated by a space. The first part is the fractional part of seconds, the second part is the integral part. Pass in true to get as a number:
var_dump(microtime()); // string(21) "0.89115400 1283846202"
var_dum...
Count, size, length…too many choices in Ruby?
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In most cases (e.g. Array or String) size is an alias for length.
count normally comes from Enumerable and can take an optional predicate block. Thus enumerable.count {cond} is [roughly] (enumerable.select {cond}).length -- it can of course bypass the i...