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Functional design patterns [closed]
...raries
Making little languages
JSON serialization
Specification-based testing
Parsers
Purely functional parallelism
Purely functional state
Part III: Functional design patterns
The case for abstraction
Monoids
Functors
Monads
Applicative functors
Traversable and foldable data struc...
How can I force a hard reload in Chrome for Android
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For testing in the Android emulators Ctrl+Shift+R in devtools is really nice and quick. No turning any settings on and off etc. Thanks.
– Rainer Schwarze
Feb 19 '19 at 16:28
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How to ensure a form field is submitted when it is disabled?
...tly, with IIS, you put it before, with Apache you put it after. As always, testing is key.
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What's the difference between array_merge and array + array?
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Here's a simple illustrative test:
$ar1 = [
0 => '1-0',
'a' => '1-a',
'b' => '1-b'
];
$ar2 = [
0 => '2-0',
1 => '2-1',
'b' => '2-b',
'c' => '2-c'
];
print_r($ar1+$ar2);
print_r(array_merge($ar1,$ar2));
with...
What's the difference between console.dir and console.log?
...ust a bug in Chrome.
In Chrome, both do the same thing. Expanding on your test, I have noticed that Chrome gets the current value of the object when you expand it.
> o = { foo: 1 }
> console.log(o)
Expand now, o.foo = 1
> o.foo = 2
o.foo is still displayed as 1 from previous lines
> o...
SQL Update with row_number()
...eTarget.New_PaidOrderIndex AND UpdateTarget.PaidOrderIndex IS NOT NULL
-- test to 'break' some of the rows, and then run the UPDATE again
update [order] set PaidOrderIndex = 2 where PaidOrderIndex=3
The 'IS NOT NULL' part isn't required if the column isn't nullable.
When I say the performance ...
Go install fails with error: no install location for directory xxx outside GOPATH
...ce ~/go with your preferred GOPATH and subsequently change GOBIN). This is tested on Ubuntu 16.04 LTS.
export GOPATH=~/go
mkdir ~/go/bin
export GOBIN=$GOPATH/bin
The selected answer did not solve the problem for me.
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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
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After testing all of them, I think I will develop my own small JS lib to synchronize WebSQL with a server DB. It will be a double synch (local <-> server) and will not have any dependency. I'll post here the link to the code ...
CSS opacity only to background color, not the text on it? [duplicate]
...ntainer">
<div id="block"></div>
<div id="text">Test</div>
</div>
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PHPExcel auto size column width
... don't know how to do it. I'm using the 01simple-download-xls.php from the Test folder. Where do I add that line? Sorry for my complete noobness. I've just started to play with it.
– Alkis Kalogeris
May 26 '13 at 18:06
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