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Java: how to initialize String[]?
... // <--declared statement
String[] errorSoon = new String[100]; // <--initialized statement
You need to initialize the array so it can allocate the correct memory storage for the String elements before you can start setting the index.
If you only declare the array (as you did)...
How do you give iframe 100% height [duplicate]
...
You can do it with CSS:
<iframe style="position: absolute; height: 100%; border: none"></iframe>
Be aware that this will by default place it in the upper-left corner of the page, but I guess that is what you want to achieve. You can position with the left,right, top and bottom CSS...
How to speed up insertion performance in PostgreSQL
... the same issue today. Inserts go at a 'regular' speed (less than 3sec per 100K) up until to 5MI (out of total 30MI) rows and then the performance sinks drastically (all the way down to 1min per 100K).
I will not list all of the things that did not work and cut straight to the meat.
I dropped a ...
How to add a string to a string[] array? There's no .Add function
...s how I add to a string when needed:
string[] myList;
myList = new string[100];
for (int i = 0; i < 100; i++)
{
myList[i] = string.Format("List string : {0}", i);
}
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Difference between EXISTS and IN in SQL?
...ay also i.e. select case when exists (select 1 from emp where salary > 1000) then 1 else 0 end as sal_over_1000
– smooth_smoothie
Aug 25 '16 at 4:17
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Method chaining - why is it a good practice, or not?
...etting multiple properties or calling utility-type methods.
foo.setHeight(100).setWidth(50).setColor('#ffffff');
foo.moveTo(100,100).highlight();
I do not use it when one or more of the chained methods would return any object other than foo in my example. While syntactically you can chain anythi...
Array.sort() doesn't sort numbers correctly [duplicate]
...arch. If you want a numerical sort, try something like this:
var a = [ 1, 100, 50, 2, 5];
a.sort(function(a,b) { return a - b; });
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Python List vs. Array - when to use?
... Actually, I did a quick test - I timed summing a list with 100M entries and the same test with the corresponding array, and the list was actually about 10% faster.
– Moe
Oct 6 '08 at 20:45
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When to use Common Table Expression (CTE)
...) in the CTE changes when the CTE is referenced more than once. select top 100 * into #tmp from master..spt_values order by 1,2,3,4 select A.number, COUNT(*) from #tmp A inner join #tmp B ON A.number = B.number+1 group by A.number vs with CTE AS (select top 100 * from master..spt_values order by 1,...
Text blinking jQuery
...'.blink').blink(); // default is 500ms blink interval.
//$('.blink').blink(100); // causes a 100ms blink interval.
It is also a very simple plugin, and you could probably extend it to stop the animation and start it on demand.
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