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How do I check if an index exists on a table field in MySQL?
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10 Answers
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Active
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Insert a string at a specific index
....splice = function(start, delCount, newSubStr) {
return this.slice(0, start) + newSubStr + this.slice(start + Math.abs(delCount));
};
}
Example
String.prototype.splice = function(idx, rem, str) {
return this.slice(0, idx) + str + this.slice(idx + Math.abs(rem));
};
var re...
What is a “symbol” in Julia?
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answered May 5 '14 at 21:30
StefanKarpinskiStefanKarpinski
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Notification click: activity already open
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301
You need to set the launchMode attribute of the Activity you are starting to singleTop. This w...
Internet Explorer 11 detection
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Edit 18 Nov 2016
This code also work (for those who prefer another solution , without using ActiveX)
var isIE11 = !!window.MSInputMethodContext && !!document.documentMode;
// true on IE11
// false on Edge and other IEs/brows...
xpath find if node exists
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edited Apr 20 '09 at 11:33
answered Apr 20 '09 at 11:26
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What is a sealed trait?
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Adi Inbar
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answered Jun 26 '12 at 8:55
paradigmaticpara...
CALL command vs. START with /WAIT option
...ll remain open
– FrinkTheBrave
Mar 30 '15 at 7:36
5
You can find the comparison between CALL and ...
The difference between try/catch/throw and try/catch(e)/throw e
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edited May 8 '15 at 6:08
fledezmachavez
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answered Nov 8 '09 at 17:25
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