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try/catch versus throws Exception
...lass Base {
public void show()
{
System.out.println("hello from base");
}
}
and it's derived class:
package trycatchvsthrows;
public class Derived extends Base {
@Override
public void show() {
// TODO Auto-generated method stub
super.show();
...
How costly is .NET reflection?
...of the reflection I see on a day to day basis is used to populate entities from data readers or other repository type structures I decided to benchmark performance specifically on reflection when it is used to get or set an objects properties.
I devised a test which I think is fair since it caches ...
throws Exception in finally blocks
...e useful if you're letting exceptions bubble up and you can't log anything from within your method (e.g. because it's a library and you'd rather let the calling code handle exceptions and logging):
Resource resource = null;
boolean isSuccess = false;
try {
resource = Resource.create();
reso...
Maximum filename length in NTFS (Windows XP and Windows Vista)?
...
199 on Windows XP NTFS, I just checked.
This is not theory but from just trying on my laptop. There may be mitigating effects, but it physically won't let me make it bigger.
Is there some other setting limiting this, I wonder? Try it for yourself.
...
Android Camera Preview Stretched
...en. This method will calculate screen ratio based on those values and then from the list of supportedPreviewSizes it will choose the best for you from avaliable ones. Get your supportedPreviewSize list in place where Camera object isn't null by using
mSupportedPreviewSizes = mCamera.getParameters...
Animate text change in UILabel
... I don't really understand about the license stuff. What prevents people from using it in commercial apps now?
– Esqarrouth
Jun 5 '15 at 5:44
2
...
grep without showing path/file:line
... grep and only return the matching line? i.e. The path/filename is omitted from the results.
3 Answers
...
How do I do a multi-line string in node.js?
...ent of the comment.
Yes, it's a hack. Inspired by a throwaway comment from Dominic Tarr.
note: The module (as of 2012/13/11) doesn't allow whitespace before the closing ***/, so you'll need to hack it in yourself.
s...
Regular Expression to get a string between parentheses in Javascript
...Each(x => {
const matches = [...x.matchAll(rx)];
console.log( Array.from(matches, m => m[0]) ); // All full match values
console.log( Array.from(matches, m => m[1]) ); // All Group 1 values
});
Legacy JavaScript code demo (ES5 compliant):
var strs = ["I expect five hundred d...
How to detect that animation has ended on UITableView beginUpdates/endUpdates?
...
A possible solution could be to inherit from the UITableView on which you call endUpdates and overwrite its setContentSizeMethod, since UITableView adjusts its content size to match the added or removed rows. This approach should also work for reloadData.
To ensur...