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What are the rules for the “…” token in the context of variadic templates?
...ing... // unpack : appears when consuming the arguments
The rule is that whatever pattern is on the left side of ... is repeated — the unpacked patterns (call them expressions now) are separated by comma ,.
It can be best understood by some examples. Suppose you have this function template:
temp...
How to get JavaScript caller function line number? How to get JavaScript caller source URL?
... Works in node too. Pop this inside your custom log() function (which adds whatever other useful workarounds you need - eg fixed for Chrome array logging) and still line numbers from wherever you called log().
– mikemaccana
Apr 17 '12 at 12:16
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Using try vs if in python
... willing to carry out. A single division is fast, catching an error is somewhat expensive. But even in cases where the cost of exception handling is acceptable, carefully think about what you're asking the computer to do. If the operation itself is very expensive regardless of its results, and there...
Where is Java's Array indexOf?
... no indexOf() method.
Maybe this Apache Commons Lang ArrayUtils method is what you are looking for
import org.apache.commons.lang3.ArrayUtils;
String[] colours = { "Red", "Orange", "Yellow", "Green" };
int indexOfYellow = ArrayUtils.indexOf(colours, "Yellow");
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SQL - Select first 10 rows only?
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What's the difference between limit 0, 10 and limit 10? And why doesn't limit 10, 20 give me 10 rows between the 10th and 20th rows? EDIT: Oh, so limit 10, 20 means give me 20 rows after the 10th row. If I want rows between ...
Solutions for distributing HTML5 applications as desktop applications? [closed]
What are some solutions for distributing an HTML5 based desktop application?
16 Answers
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How to count number of files in each directory?
... saved me potentially many hours of tinkering with sed, find and who knows what else
– Corvin
Dec 29 '16 at 19:59
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Use URI builder in Android or create URL with variables
...endQueryParameter(). Take a look at the URL that I have in the example and what I am doing with each segment. I also added toString() to the build() call to get the proper type back.
– David
Oct 3 '13 at 20:19
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Maximum size of a element
...he canvas might be restricted to 8196, otherwise you can go up to 32767" - what do you mean by proper html tag and meta charset here?
– Jack Aidley
Oct 20 '15 at 11:34
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Getting only response header from HTTP POST using curl
...'s a GET, not a POST, but you can do the same thing with a POST - just add whatever option you're already using for POSTing data)
note the - after the -D which indicates that the output "file" is stdout.
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