大约有 30,000 项符合查询结果（耗时：0.0555秒） [XML]
Unfortunately MyApp has stopped. How can I solve this?
...ked on the blue link it gave me, and it took me here:
mTextView.setText(myString);
So, now I want to debug. According to this StackOverflow question, a NullPointerException says that something is null.
So, let's find out what is null. There's two possibilities. Either mTextView is null, or myStr...
ReSharper warns: “Static field in generic type”
...public class Test
{
public static void Main()
{
Generic<string>.Foo = 20;
Generic<object>.Foo = 10;
Console.WriteLine(Generic<string>.Foo); // 20
}
}
As you can see, Generic<string>.Foo is a different field from Generic<object>.Foo ...
What is the canonical way to determine commandline vs. http execution of a PHP script?
...example inspects the first 3 characters, whilst the description states the string should be exactly "cgi" but, other than that, I think this is perfect.
– Bobby Jack
Oct 6 '08 at 11:17
...
The simplest possible JavaScript countdown timer? [closed]
...r you need to use the date object.
Calculate the difference.
Format your string.
window.onload=function(){
var start=Date.now(),r=document.getElementById('r');
(function f(){
var diff=Date.now()-start,ns=(((3e5-diff)/1e3)>>0),m=(ns/60)>>0,s=ns-m*60;
r.textConte...
Truncating all tables in a Postgres database
...() requires Postgres 9.1 or later. In older versions concatenate the query string like this:
'TRUNCATE TABLE ' || quote_ident(_sch) || '.' || quote_ident(_tbl) || ' CASCADE';
Single command, no loop
Since we can TRUNCATE multiple tables at once we don't need any cursor or loop at all:
Passing...
nil detection in Go
...e for its type: false for booleans, 0 for integers, 0.0 for floats, "" for strings, and nil for pointers, functions, interfaces, slices, channels, and maps. This initialization is done recursively, so for instance each element of an array of structs will have its fields zeroed if no value is specifi...
Measuring text width to be drawn on Canvas ( Android )
...
Have you looked at android.graphics.Paint.measureText(String txt)?
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How to store CGRect values in NSMutableArray?
...
CGRect rect = CGRectMake( 5, 5, 40, 30 );
NSString* rectAsString = NSStringFromCGRect( rect );
CGRect original = CGRectFromString( rectAsString );
What do you think about this way to store CGRect dates?
...
Is there a way to style a TextView to uppercase all of its letters?
...the textAllCaps attribute, and the only way to do it is actually using theString.toUpperCase() on each of the strings when you do a textViewXXX.setText(theString).
In my case, I did not wanted to have theString.toUpperCase() everywhere in my code but to have a centralized place to do it because I...
Why is x86 ugly? Why is it considered inferior when compared to others? [closed]
...rip through memory more frequently than would otherwise be necessary. The extra instructions needed to do this take execution resources that could be spent on useful work, although efficient store-forwarding keeps the latency low. Modern implementations with register renaming onto a large physical...