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Why is extending native objects a bad practice?
...nderscore.js is an example of the thing done the right way:
var arr = [];
_(arr).flatten()
// or: _.flatten(arr)
// NOT: arr.flatten()
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Java Error opening registry key
...eleting the Oracle Folder in my ProgramData
– Alyosha_Karamazov
Jul 10 '19 at 20:34
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Can a C# class inherit attributes from its interface?
...donly ConcurrentDictionary<MemberInfo, IReadOnlyCollection<T>> _cache =
// new ConcurrentDictionary<MemberInfo, IReadOnlyCollection<T>>();
//
// public static IReadOnlyCollection<T> Get(MemberInfo member)
// {
// return _cache.GetOrAdd(member, GetImp...
How to add a button to UINavigationBar?
...= CGRectMake(0, 0, 32, 32);
[button setImage:[UIImage imageNamed:@"settings_b.png"] forState:UIControlStateNormal];
[button addTarget:self action:@selector(openView) forControlEvents:UIControlEventTouchUpInside];
UIBarButtonItem *barButton=[[UIBarButtonItem alloc] init];
[barButton setCustomView:bu...
The preferred way of creating a new element with jQuery
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I always use the $ is the variable is a jquery object, $_ if it is a jQuery collection, and _var if it is a counter. The var for regular variables.
– Casey
Oct 23 '15 at 21:33
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Converting an int to a binary string representation in Java?
...2) specified by the second argument.
Integer.toString(i, radix)
Example_
private void getStrtingRadix() {
// TODO Auto-generated method stub
/* returns the string representation of the
unsigned integer in concern radix*/
System.out.println("Binary eqivalent ...
Installing SciPy and NumPy using pip
... To install BLAS and LAPACK you need to run yum install lapack-devel.x86_64 blas-devel.x86_64
– Max L
Apr 5 '16 at 11:27
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Table name as variable
...or dynamic queries you should generate the full SQL dynamically, and use sp_executesql to execute it.
Here is an example of a script used to compare data between the same tables of different databases:
static query:
SELECT * FROM [DB_ONE].[dbo].[ACTY]
EXCEPT
SELECT * FROM [DB_TWO].[dbo].[ACTY]
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Programmatically update widget from activity/service/receiver
...(this, MyAppWidgetProvider.class);
intent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// Use an array and EXTRA_APPWIDGET_IDS instead of AppWidgetManager.EXTRA_APPWIDGET_ID,
// since it seems the onUpdate() is only fired on that:
int[] ids = AppWidgetManager.getInstance(getApplication())
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?
...
or in perl (for completeness...):
perl -npe 'chomp; /null/ and print "$_ - Line number : $.\n" and $i++;$_="";END{print "Total null count : $i\n"}'
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