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What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
...how to avoid it... um, don't do that. Be careful with your array indexes.
One problem people sometimes run into is thinking that arrays are 1-indexed, e.g.
int[] array = new int[5];
// ... populate the array here ...
for (int index = 1; index <= array.length; index++)
{
System.out.println(a...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
... suite on Ubuntu. I have no knowledge of mySQL at all, actually. I have done the following installations on my Ubuntu.
30...
Parse large JSON file in Nodejs
...sh this by buffering your input until you hit a newline. Assuming we have one JSON object per line (basically, format B):
var stream = fs.createReadStream(filePath, {flags: 'r', encoding: 'utf-8'});
var buf = '';
stream.on('data', function(d) {
buf += d.toString(); // when data is read, stash...
There is already an open DataReader associated with this Command which must be closed first
...from your example where this happens because the example is not complete.
One thing that can cause this is lazy loading triggered when iterating over the results of some query.
This can be easily solved by allowing MARS in your connection string. Add MultipleActiveResultSets=true to the provider p...
Multiple commands in an alias for bash
...ately, but your example looks like the second command depends on the first one being exiting successfully. You may want to try a short-circuit evaluation in your alias:
alias lock='gnome-screensaver && gnome-screensaver-command --lock'
Now the second command will not even be attempted ...
HTTP status code for a partial successful request
... status handling (which is not nice IMHO). Most of my code works with HTTP ones. And I think my described use case will do fine without.
– Norbert Hartl
Dec 12 '11 at 15:34
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Are there any free Xml Diff/Merge tools available? [closed]
...
everyone realizes that in xml the child nodes are not guaranteed to be in any specific order, so any "tool" that reported that something was not in the same order from one file to the next really won't be a real xml compliant tool...
How do I remove all specific characters at the end of a string in PHP?
...ssing the OP wants to remove all '.' at the end, otherwise why remove just one? ;)
– Tor Valamo
Jan 13 '10 at 2:05
2
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How to view file diff in git before commit
...are to the penultimate commit with:
git diff master^ myfile.txt
and the one before that:
git diff master^^ myfile.txt
Also you can substitute '~' for the caret '^' character and 'you branch name' for 'master' if you are not on the master branch.
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When to use IList and when to use List
...face and List is the concrete type but I still don't know when to use each one. What I'm doing now is if I don't need the Sort or FindAll methods I use the interface. Am I right? Is there a better way to decide when to use the interface or the concrete type?
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