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What is the difference between the | and || or operators?
...-circuit" operator.
For example:
if(condition1 || condition2 || condition3)
If condition1 is true, condition 2 and 3 will NOT be checked.
if(condition1 | condition2 | condition3)
This will check conditions 2 and 3, even if 1 is already true. As your conditions can be quite expensive functions...
What are markers in Java Logging frameworks and what is a reason to use them?
... two loggers need to be modified. The approach becomes impractical as soon 3 or more loggers need to be "sub-classed" because the associated configuration files become unmanageable.
Even though a single marker can be already very useful, the next version of SLF4J, i.e. version 2.0, will allow multi...
Convert a RGB Color Value to a Hexadecimal String
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answered Aug 31 '10 at 9:59
mhshamsmhshams
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Convert boolean result into number/integer
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355
Javascript has a ternary operator you could use:
var i = result ? 1 : 0;
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Multi-line EditText with Done action button
... |
edited Dec 7 '16 at 16:32
FelixSFD
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answered...
In Vim, how do I delete everything within the double quotes?
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edited Oct 25 '17 at 12:43
Hossein Vatani
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answered Jan 6 '11 at 2...
Git: show more context when using git add -i or git add -e?
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130
Short answer: no.
git diff has the -U<n> option which allows you to customize the number...
Pass array to mvc Action via AJAX
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edited Mar 30 '11 at 17:08
answered Mar 30 '11 at 16:57
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How can I replace a regex substring match in Javascript?
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answered Aug 30 '10 at 5:53
AmarghoshAmarghosh
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How to check if a variable exists in a FreeMarker template?
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309
To check if the value exists:
[#if userName??]
Hi ${userName}, How are you?
[/#if]
Or wi...