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Difference between == and === in JavaScript [duplicate]
...esponding positions.
Two numbers are strictly equal when they are numerically equal (have
the same number value). NaN is not
equal to anything, including NaN.
Positive and negative zeros are equal
to one another.
Two Boolean operands are strictly equal if both are true or
both are fals...
Remove DEFINER clause from MySQL Dumps
...he dump file is created.
Open the dump file in a text editor and replace all occurrences of DEFINER=root@localhost with an empty string ""
Edit the dump (or pipe the output) using perl:
perl -p -i.bak -e "s/DEFINER=\`\w.*\`@\`\d[0-3].*[0-3]\`//g" mydatabase.sql
Pipe the output through sed:
mysq...
How to programmatically create and read WEP/EAP WiFi configurations in Android?
How to programmatically create and read WEP/EAP WiFi configurations in Android?
5 Answers
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Undoing a git rebase
...uble check this, though as I haven't verified this recently.
Per default, all reflogs are activated for non-bare repositories:
[core]
logAllRefUpdates = true
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C# vs Java generics [duplicate]
...ges. A few quirks here and there (most notably in constraints). But basically if you can read one, you can likely read/use the other.
The biggest difference though is in the implementation.
Java uses the notion of type erasure to implement generics. In short the underlying compiled classes ...
On Duplicate Key Update same as insert
...real life query there are differences. My question is quiet simple: Do I really need to specify all the fields (and values in my first example) if they are the same as in the insert? I just want to insert all or if there is a unique value match: update all.
– Roy
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How can I pair socks from a pile efficiently?
... enough (and faster).
For each color of socks, form a pile. Iterate over all socks in your input basket and distribute them onto the color piles.
Iterate over each pile and distribute it by some other metric (e.g. pattern) into the second set of piles
Recursively apply this scheme until you have d...
Display numbers with ordinal suffix in PHP
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I like your solution. Additionally if you prefer not to generate 0th modify the last line to be $abbreviation = ($number)? $number. $ends[$number % 10] : $number;
– Gavin Jackson
Feb 26 '14 at 10:02
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round up to 2 decimal places in java? [duplicate]
...s 395034 is nearest long that is then divided by 100. However I think generally people would expect the result as 395.04.
– Vishal Saxena
Oct 3 '18 at 15:46
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Get Substring between two characters using javascript
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Trivial solution but handy especially if you want to avoid regular expressions.
– Nikolay Frick
Jun 24 '15 at 20:59
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