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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
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Since 3.24.0 SQLite also supports upsert, so now you can simply write the following
INSERT INTO...
How to convert CharSequence to String?
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answered Oct 10 '11 at 0:38
Mike SamuelMike Samuel
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Simple logical operators in Bash
...o test if a file exists. There are also string equality operators: "$string1" == "$string2" (beware that the right-hand side is a pattern, e.g. [[ $foo == a* ]] tests if $foo starts with a while [[ $foo == "a*" ]] tests if $foo is exactly a*), and the familiar !, && and || operators for nega...
Why do results vary based on curly brace placement?
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169
That's one of the pitfalls of JavaScript: automatic semicolon insertion. Lines that do not end...
How to get first and last day of the week in JavaScript
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190
var curr = new Date; // get current date
var first = curr.getDate() - curr.getDay(); // First ...
AngularJS: How to clear query parameters in the URL?
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16 Answers
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Dynamically creating keys in a JavaScript associative array
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144
Use the first example. If the key doesn't exist it will be added.
var a = new Array();
a['na...
How do detect Android Tablets in general. Useragent?
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15 Answers
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Python: try statement in a single line
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12 Answers
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Efficiently test if a port is open on Linux?
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14 Answers
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