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How to change the default collation of a table?
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To change the default character set and collation of a table including those of existing columns (note the convert to clause):
alter table <some_table> convert to character set utf8mb4 collate utf8mb4_unicode_ci;
Edited the answer, thanks to the prompt...
Multiple returns from a function
... is no way of returning 2 variables. Although, you can propagate an array and return it; create a conditional to return a dynamic variable, etc.
For instance, this function would return $var2
function wtf($blahblah = true) {
$var1 = "ONe";
$var2 = "tWo";
if($blahblah === true) {
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Download large file in python with requests
...t's not possible to keep whole file in memory I need to read it in chunks. And this is a problem with the following code
5 ...
Why is it slower to iterate over a small string than a small list?
I was playing around with timeit and noticed that doing a simple list comprehension over a small string took longer than doing the same operation on a list of small single character strings. Any explanation? It's almost 1.35 times as much time.
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How can I redirect HTTP requests made from an iPad?
... the edits take effect. On Ubuntu that's sudo service squid3 reload. Also--and maybe this is a config problem specific to my dev server--on my iPad I have to manually enter the http:// for address resolution to work correctly.
– Andy Giesler
Jun 4 '14 at 15:39
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How to repeat last command in python interpreter shell?
How do I repeat the last command? The usual keys: Up, Ctrl+Up, Alt-p don't work. They produce nonsensical characters.
26 An...
How to make an introduction page with Doxygen
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Have a look at the mainpage command.
Also, have a look this answer to another thread: How to include custom files in Doxygen. It states that there are three extensions which doxygen classes as additional documentation files: .dox, .txt and .doc. Files with...
How do I have an enum bound combobox with custom string formatting for enum values?
...much hassle.
Look into the TypeConverter's ConvertFrom/ConvertTo methods, and use reflection to read attributes on your enum fields.
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Simple way to find if two different lists contain exactly the same elements?
...plest way to find if two Lists contain exactly the same elements, in the standard Java libraries?
16 Answers
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How to count string occurrence in string?
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var count = (temp.match(/is/g) || []).length;
console.log(count);
And, if there are no matches, it returns 0:
var temp = "Hello World!";
var count = (temp.match(/is/g) || []).length;
console.log(count);
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