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Is it safe to parse a /proc/ file?
...t the consistency of a file in /proc. For example, see this bug which came from assuming that /proc/mounts was a consistent snapshot.
For example:
/proc/uptime is totally atomic, as someone mentioned in another answer -- but only since Linux 2.6.30, which is less than two years old. So even this...
SQL Server - inner join when updating [duplicate]
...
UPDATE R
SET R.status = '0'
FROM dbo.ProductReviews AS R
INNER JOIN dbo.products AS P
ON R.pid = P.id
WHERE R.id = '17190'
AND P.shopkeeper = '89137';
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...
Generating a Random Number between 1 and 10 Java [duplicate]
...and the specified value (exclusive)". This means that you will get numbers from 0 to 9 in your case. So you've done everything correctly by adding one to that number.
Generally speaking, if you need to generate numbers from min to max (including both), you write
random.nextInt(max - min + 1) + min...
How to differentiate single click event and double click event?
...
@AdrienSchuler - From the doc you link: It is inadvisable to bind handlers to both the click and dblclick events for the same element. Question is about having both.
– Álvaro González
Apr 23 '13 at 17:...
How to enable CORS in AngularJs
...er you are making the request to has to implement CORS to grant JavaScript from your website access. Your JavaScript can't grant itself permission to access another website.
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Python string class like StringBuilder in C#?
...gs that fulfill similar purposes:
One common way to build large strings from pieces is to grow a list of strings and join it when you are done. This is a frequently-used Python idiom.
To build strings incorporating data with formatting, you would do the formatting separately.
For insertion an...
Python, compute list difference
...n l2]
diff_lamb_filter = lambda l1,l2: filter(lambda x: x not in l2, l1)
from difflib import SequenceMatcher
def squeezer(a, b):
squeeze = SequenceMatcher(None, a, b)
return reduce(lambda p,q: p+q, map(
lambda t: squeeze.a[t[1]:t[2]],
filter(lambda x:x[0]!='equal',
squeeze.ge...
psycopg2: insert multiple rows with one query
...
Just confirmed this improvement myself. From what I've read psycopg2's executemany doesn't do anything optimal, just loops and does many execute statements. Using this method, a 700 row insert to a remote server went from 60s to <2s.
– Nels...
GitHub: make fork an “own project”
...nd we simply aim at different goals. I don't know as I never got responses from him.
4 Answers
...
How do I find the caller of a method using stacktrace or reflection?
...{
return "Reflection";
}
}
/**
* Get a stack trace from the current thread
*/
private static class ThreadStackTraceMethod extends GetCallerClassNameMethod {
public String getCallerClassName(int callStackDepth) {
return Thread.currentThread().getStackTrac...