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proper hibernate annotation for byte[]
I have an application using hibernate 3.1 and JPA annotations. It has a few objects with byte[] attributes (1k - 200k in size). It uses the JPA @Lob annotation, and hibernate 3.1 can read these just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do...
Fastest way to convert string to integer in PHP
...("hello"): 0.93678 (222%)
On average, calling intval() is two and a half times slower, and the difference is the greatest if your input already is an integer.
I'd be interested to know why though.
Update: I've run the tests again, this time with coercion (0 + $var)
| INPUT ($x) ...
Should I use alias or alias_method?
...ned in the Module class.)
alias's behavior changes depending on its scope and can be quite unpredictable at times.
Verdict: Use alias_method - it gives you a ton more flexibility.
Usage:
def foo
"foo"
end
alias_method :baz, :foo
...
req.query and req.param in ExpressJS
Suppose a client sends say Android (Key,value) pair in the request ........ which one to use ?
4 Answers
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How to add global ASP.Net Web Api Filters?
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One set of filters is for MVC and the other is for Web API. They are two separate things and normally you wouldn't want filters for one being applied to the other.
– Shane Courtrille
Aug 29 '12 at 15:26
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Android List Preferences: have summary as selected value?
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The simplest way to do this is just to have Android do it for you. Assuming you want the summary to match the selected value, you can simply set the summary of the ListPreference to "%s" using either XML or the setSummary method in Java. For example:
<ListPrefere...
Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
... to be recursive. That means the same thread can lock the same mutex twice and won't deadlock. Of course it also needs to unlock it twice, otherwise no other thread can obtain the mutex. Not all systems supporting pthreads also support recursive mutexes, but if they want to be POSIX conform, they h...
Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
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Without code and mappings for your transactions, it'll be next to impossible to investigate the problem.
However, to get a better handle as to what causes the problem, try the following:
In your hibernate configuration, set hibernate.s...
What is the meaning of git reset --hard origin/master?
I did a git pull and got an error:
2 Answers
2
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Replace console output in Python
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An easy solution is just writing "\r" before the string and not adding a newline; if the string never gets shorter this is sufficient...
sys.stdout.write("\rDoing thing %i" % i)
sys.stdout.flush()
Slightly more sophisticated is a progress bar... this is something I am using:
d...