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How do I delete everything in Redis?
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1202
With redis-cli:
FLUSHDB – Deletes all keys from the connection's current database.
FLUSHALL...
How to get child element by class name?
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var doc = document.getElementById("test");
var notes = null;
for (var i = 0; i < doc.childNodes.length; i++) {
if (doc.childNodes[i].className == "4") {
notes = doc.childNodes[i];
break;
}
}
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How to get number of entries in a Lua table?
...e the whole table with pairs(..).
function tablelength(T)
local count = 0
for _ in pairs(T) do count = count + 1 end
return count
end
Also, notice that the "#" operator's definition is a bit more complicated than that. Let me illustrate that by taking this table:
t = {1,2,3}
t[5] = 1
t[9] ...
Removing fields from struct or hiding them in JSON Response
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answered Jun 25 '13 at 20:02
mnamna
17.7k55 gold badges3838 silver badges4545 bronze badges
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Limiting number of displayed results when using ngRepeat
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edited Feb 6 '15 at 13:06
AgDude
1,13711 gold badge1010 silver badges2525 bronze badges
answered Jul ...
How can I use grep to find a word inside a folder?
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edited May 13 '16 at 20:30
SeldomNeedy
7121010 silver badges1919 bronze badges
answered Dec 17 '12 a...
How to print struct variables in console?
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20 Answers
20
Active
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Declaring array of objects
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sample.push(new Object());
To do this n times use a for loop.
var n = 100;
var sample = new Array();
for (var i = 0; i < n; i++)
sample.push(new Object());
Note that you can also substitute new Array() with [] and new Object() with {} so it becomes:
var n = 100;
var sample = [];
for ...
Determine device (iPhone, iPod Touch) with iOS
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answered Jan 15 '09 at 19:54
Adam RosenfieldAdam Rosenfield
346k9090 gold badges477477 silver badges564564 bronze badges
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