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psql: FATAL: Peer authentication failed for user “dev”
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313
Try:
psql -U user_name -h 127.0.0.1 -d db_name
where
-U is the database user name
-h is ...
Fastest way to check if a string is JSON in PHP?
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30 Answers
30
Active
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Cartesian product of multiple arrays in JavaScript
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30 Answers
30
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Efficient way to determine number of digits in an integer
...++;
}
return digits;
}
// partial specialization optimization for 32-bit numbers
template<>
int numDigits(int32_t x)
{
if (x == MIN_INT) return 10 + 1;
if (x < 0) return numDigits(-x) + 1;
if (x >= 10000) {
if (x >= 10000000) {
if (x >= 100...
Merging without whitespace conflicts
...ences even if one line has whitespace where the other line has none.
ks1322 adds in the comments a good advice:
It is worth to merge with --no-commit and review the merge before actual commit.
The OP Callum Macrae reports that, in that case, the merge proceed uninterrupted, and the trail...
PCH File in Xcode 6
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434
Make new file: ⌘cmd+N
iOS/Mac > Other > PCH File > YourProject-Prefix.pch.
Make sur...
process.env.NODE_ENV is undefined
..."development" mode
– Rocco
Sep 21 '13 at 20:53
1
For Linux, vi ~/.bash_profile, then insert NODE_...
C# DateTime.Now precision
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answered Jan 27 '10 at 0:36
Eric LippertEric Lippert
599k164164 gold badges11551155 silver badges20142014 bronze badges
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Java: Getting a substring from a string starting after a particular character
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319
String example = "/abc/def/ghfj.doc";
System.out.println(example.substring(example.lastIndexOf...
How would one write object-oriented code in C? [closed]
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32 Answers
32
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