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Hash collision in git
... before you have reached even a 0.1% chance that you have a collision.
The byte sum of the hashes alone for these commits would be more data than all the data generated on Earth for a year, which is to say you would need to churn out code faster than YouTube streams out video. Good luck with that. :...
Foreign key constraint may cause cycles or multiple cascade paths?
...mple cases. Fact remains, SQL Server doesn't even try, plays it ultra safe by disallowing more than one path and at least it tells you so.
Microsoft themselves advises the use of triggers instead of FK constraints.
share
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Select elements by attribute
...ature was specifically targeting checkboxes.
– fooledbyprimes
Aug 29 '12 at 14:48
6
The colon sel...
dynamically add and remove view to viewpager
...
After figuring out which ViewPager methods are called by ViewPager and which are for other purposes, I came up with a solution. I present it here since I see a lot of people have struggled with this and I didn't see any other relevant answers.
First, here's my adapter; hopefu...
Still Reachable Leak detected by Valgrind
...s invoked as a result of unloading a shared object. And all resources used by the shared object might be getting freed before it is unloaded. This could explain why the "still reachables" are getting freed in the munmap case. I'm just speculating here, though. There's not enough information here to ...
What is the minimum valid JSON?
...ON interchange format used in this specification is exactly that described by RFC 4627 with two exceptions:
The top level JSONText production of the ECMAScript JSON grammar may consist of any JSONValue rather than being restricted to being a JSONObject or a JSONArray as specified by RFC 4627.
snip...
Sqlite LIMIT / OFFSET query
...hat it supports both, recommending the second syntax to avoid confusion.
By the way, using LIMIT without first using ORDER BY may not always give you the results you intend. In practice, SQLite will return the rows in some order, probably determined by how they're physically stored in the file. ...
How to use java.net.URLConnection to fire and handle HTTP requests?
...));
The query parameters must be in name=value format and be concatenated by &. You would normally also URL-encode the query parameters with the specified charset using URLEncoder#encode().
The String#format() is just for convenience. I prefer it when I would need the String concatenation opera...
Is there a way to cache GitHub credentials for pushing commits?
...er cache
... which tells Git to keep your password cached in memory for (by default) 15 minutes. You can set a longer timeout with:
git config --global credential.helper "cache --timeout=3600"
(That example was suggested in the GitHub help page for Linux.) You can also store your credentials pe...
Understanding checked vs unchecked exceptions in Java
...oose one of these:
log it and return
rethrow it (declare it to be thrown by the method)
construct a new exception by passing the current one in constructor
Now, couldn't the above code also be a checked exception? I can try to recover the situation like this? Can I?
It could've been. But nothin...