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PHP date() format when inserting into datetime in MySQL
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702
The problem is that you're using 'M' and 'D', which are a textual representations, MySQL is exp...
Where can I find the TypeScript version installed in Visual Studio?
... Visual Studio Command Prompt
Type tsc -v and hit Enter
Visual Studio 2017 versions 15.3 and above bind the TypeScript version to individual projects, as this answer points out:
Right click on the project node in Solution Explorer
Click Properties
Go to the TypeScript Build tab
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How to delete duplicate lines in a file without sorting it in Unix?
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300
awk '!seen[$0]++' file.txt
seen is an associative-array that Awk will pass every line of the f...
Logging levels - Logback - rule-of-thumb to assign log levels
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edited Aug 9 '19 at 5:20
Chege
29544 silver badges88 bronze badges
answered Nov 5 '11 at 16:40
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How to find nth occurrence of character in a string?
...ng substr, int n) {
int pos = str.indexOf(substr);
while (--n > 0 && pos != -1)
pos = str.indexOf(substr, pos + 1);
return pos;
}
This post has been rewritten as an article here.
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How do I change an HTML selected option using JavaScript?
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10 Answers
10
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Javascript: negative lookbehind equivalent?
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Lookbehind Assertions got accepted into the ECMAScript specification in 2018.
Positive lookbehind usage:
console.log(
"$9.99 €8.47".match(/(?<=\$)\d+(\.\d*)?/) // Matches "9.99"
);
Negative lookbehind usage:
console.log(
"$9.99 €8.47".match(/(?<!\$)\d+(?:\.\d*)/)...
ggplot with 2 y axes on each side and different scales
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109
Sometimes a client wants two y scales. Giving them the "flawed" speech is often pointless. But ...
How can I get query string values in JavaScript?
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Update: Sep-2018
You can use URLSearchParams which is simple and has decent (but not complete) browser support.
const urlParams = new URLSearchParams(window.location.search);
const myParam = urlParams.get('myParam');
PS
Unfortunately URL...