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Are there any SHA-256 javascript implementations that are generally considered trustworthy?
...development with python3 -m http.server you need to add this line to your /etc/hosts:
0.0.0.0 localhost
Reboot - and you can open localhost:8000 with working crypto.subtle.
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How to change the default collation of a table?
... and therefore need to run through the table and make updates, locking it, etc.?
– grant
Nov 3 '15 at 21:12
utf8_bin i...
Multiple returns from a function
...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) {
return $var2;
}
return $var1;
}
In application:
echo ...
Difference between .tagName and .nodeName
...
There are several other types of nodes as well (comment, attribute, text, etc.). To get the name of any of the various node types, you can use the nodeName property.
When using nodeName against an element node, you'll get its tag name, so either could really be used, though you'll get better consi...
Is it safe to use -1 to set all bits to true?
... the variable anyway, which would call for something like boost::uint16_t, etc.
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How should I call 3 functions in order to execute them one after the other?
...stById() line or try changing name of an author so it doesn't match a post etc)
– JGFMK
Feb 14 '19 at 12:17
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What's the best way to iterate over two or more containers simultaneously
... start over; or some other pattern; or more than two containers at a time; etc ...
However, if you wanted to make your own "for_each" style function that iterates through two containers only up to the length of the shortest one, you could do something like this:
template <typename Container1, t...
Caching a jquery ajax response in javascript/browser
...ired libraries that used methods other than jquery (like dojo, native xhr, etc). I wrote a plugin for one of my own libraries to cache ajax requests as efficiently as possible in a way that would work in all major browsers, regardless of which libraries were being used to make the ajax call.
The so...
Regular expression for letters, numbers and - _
...ollow your specification, but note that this will match things like ....., etc, which may or may not be what you desire. If you can be more specific what pattern you want to match, the regex will be slightly more complicated.
The above regex also matches the empty string. If you need at least one c...
PostgreSQL Crosstab Query
...you might have attributes of different kind and output text, date, numeric etc. for respective attributes. There is a code example at the end of the chapter crosstab(text, text) in the manual.
db<>fiddle here
Advanced examples
Pivot on Multiple Columns using Tablefunc - also demonstrating...