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Why doesn't java.util.Set have get(int index)?
...there's a good reason, but could someone please explain why the java.util.Set interface lacks get(int Index) , or any similar get() method?
...
What does enumerable mean?
...s literally an attribute on all properties called "enumerable." When it is set to false the for..in method will skip that property, pretend it doesn't exist.
There are a lot of properties on objects that have "enumerable" set to false, like "valueOf" and "hasOwnProperty," because it's presumed you ...
Why is it impossible to override a getter-only property and add a setter? [closed]
...c class BarProvider
{ BaseClass _source;
Bar _currentBar;
public void setSource(BaseClass b)
{
_source = b;
_currentBar = b.Bar;
}
public Bar getBar()
{ return _currentBar; }
}
Since Bar cannot be set as per the BaseClass interface, BarProvider assumes that caching is a safe...
.NET NewtonSoft JSON deserialize map to a different property name
...[JsonProperty("eighty_min_score")]
public string EightyMinScore { get; set; }
[JsonProperty("home_or_away")]
public string HomeOrAway { get; set; }
[JsonProperty("score ")]
public string Score { get; set; }
[JsonProperty("team_id")]
public string TeamId { get; set; }
}
p...
Why does `a == b or c or d` always evaluate to True?
...;> timeit.timeit('name == "Kevin" or name == "Jon" or name == "Inbar"', setup="name='Inbar'")
0.4247764749999945
>>> timeit.timeit('name in {"Kevin", "Jon", "Inbar"}', setup="name='Inbar'")
0.18493307199999265
For those who may want proof that if a == b or c or d or e: ... is indeed pa...
T-SQL stored procedure that accepts multiple Id values
...ID('tempdb..#tmpDept', 'U') IS NOT NULL
BEGIN
DROP TABLE #tmpDept
END
SET @DepartmentIDs=REPLACE(@DepartmentIDs,' ','')
CREATE TABLE #tmpDept (DeptID INT)
DECLARE @DeptID INT
IF IsNumeric(@DepartmentIDs)=1
BEGIN
SET @DeptID=@DepartmentIDs
INSERT INTO #tmpDept (DeptID) SELECT @DeptID
EN...
What are the differences between the BLOB and TEXT datatypes in MySQL?
...
TEXT and CHAR will convert to/from the character set they have associated with time. BLOB and BINARY simply store bytes.
BLOB is used for storing binary data while Text is used to store large string.
BLOB values are treated as binary strings (byte strings). They have no c...
AngularJS directive with default options
...rting a few old JQuery plugins to Angular directives. I'd like to define a set of default options for my (element) directive, which can be overridden by specifying the option value in an attribute.
...
How to change letter spacing in a Textview?
...
Since API 21 there is an option set letter spacing. You can call method setLetterSpacing or set it in XML with attribute letterSpacing.
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Increment value in mysql update query
...You could also just do this:
mysql_query("
UPDATE member_profile
SET points = points + 1
WHERE user_id = '".$userid."'
");
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