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Floating point vs integer calculations on modern hardware
I am doing some performance critical work in C++, and we are currently using integer calculations for problems that are inherently floating point because "its faster". This causes a whole lot of annoying problems and adds a lot of annoying code.
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How to return 2 values from a Java method?
...roposed in some of the other answers here, also gives you type safety, but doesn't convey what the result represents.
Example (which doesn't use really meaningful names):
final class MyResult {
private final int first;
private final int second;
public MyResult(int first, int second) {...
The transaction log for the database is full
... I wouldn't say it's a one-time job, but it is rare that we have to do it. I didn't create a second log file, but I did increase the initial size of my current log file to 30GB. During my last run it was set to 20GB and it still failed.
– Jimbo
Jul 16 ...
break out of if and foreach
...deid = $equip->id;
break;
}
}
Simply use break. That will do it.
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Update ViewPager dynamically?
...ter never destroys a fragment after it's been displayed the first time.
I don't recommend the setTag() and findViewWithTag() workaround provided in the post you linked. As you've discovered, using setTag() and findViewWithTag() doesn't work with fragments, so it's not a good match.
The right solut...
How to remove all .svn directories from my application directories
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what does the {} \; do?
– Jon Mitten
Apr 29 '15 at 23:53
3
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MySQL load NULL values from CSV data
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This will do what you want. It reads the fourth field into a local variable, and then sets the actual field value to NULL, if the local variable ends up containing an empty string:
LOAD DATA INFILE '/tmp/testdata.txt'
INTO TABLE moo
F...
How to round float numbers in javascript?
...chmark show, it is slower than @fivedigit method
– fadomire
Mar 2 '15 at 13:42
13
Number((456.123...
Get class list for element with jQuery
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You can use document.getElementById('divId').className.split(/\s+/); to get you an array of class names.
Then you can iterate and find the one you want.
var classList = document.getElementById('divId').className.split(/\s+/);
for (var ...
ValidateRequest=“false” doesn't work in Asp.Net 4
...ch I use ckeditor. This form worked fine at Asp.Net 2.0 and 3.5 but now it doesn't work in Asp.Net 4+. I have ValidateRequest="false" directive. Any suggestions?
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