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Using git repository as a database backend
...own question is not the best thing to do, but, as I ultimately dropped the idea, I'd like to share on the rationale that worked in my case. I'd like to emphasize that this rationale might not apply to all cases, so it's up to architect to decide.
Generally, the first main point my question misses i...
Why is a ConcurrentModificationException thrown and how to debug it
...This will throw a ConcurrentModificationException when the it.hasNext() is called the second time.
The correct approach would be
Iterator it = map.entrySet().iterator();
while (it.hasNext())
{
Entry item = it.next();
it.remove();
}
Assuming this iterator supports the rem...
How to hash a password
...existing system. In addition, make sure you put it in a using statement or call Clear() on it when you are done using the implementation.
– vcsjones
Nov 15 '10 at 3:37
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Read logcat programmatically within application
...dded before the clear completes. It doesn't make a difference even if you call process.waitfor().
– Tom Rutchik
Jun 3 at 0:25
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“Cannot connect to iTunes Store” in-app purchases
I am having problems testing my in-app purchases. I get back valid product identifiers, but upon purchase I receive the dreaded "Cannot connect to iTunes Store". Interesting thing is that restore purchases seems to work - iTunes login pops up.
...
Brew update failed: untracked working tree files would be overwritten by merge
...ficient to let me update and resolve the issue.
– David
Aug 24 '13 at 12:26
17
you might want to ...
Select elements by attribute
I have a collection of checkboxes with generated ids and some of them have an extra attribute. Is it possible to use JQuery to check if an element has a specific attribute?
For example, can I verify if the following element has the attribute "myattr"? The value of the attribute can vary.
...
See what has been installed via MacPorts
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to simplify a null-safe compareTo() implementation?
...ctions.sort(Arrays.asList(null, val1, null, val2, null)) as it will try to call compareTo() on a null object. It looks like a problem with the collections framework to be honest, trying to figure out how to corner this.
– Pedro Borges
Jun 12 '18 at 11:52
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Why are C character literals ints instead of chars?
...
discussion on same subject
"More specifically the integral promotions. In K&R C it was virtually (?)
impossible to use a character value without it being promoted to int first,
so making character constant int in the first place eliminated that step.
Ther...