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How can I explode and trim whitespace?
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The following also takes care of white-spaces at start/end of the input string:
$new_arr = preg_split('/\s*,\s*/', trim($str));
and this is a minimal test with white-spaces in every sensible position:
$str = ' first , second , third , fourth, fifth ';
$new_arr = preg_sp...
Keyboard shortcut to comment lines in Sublime Text 3
... a bug: http://www.sublimetext.com/forum/viewtopic.php?f=3&t=11157&start=0
As a workaround, go to Preferences->Key Bindings - User and add these keybindings (if you're using Linux):
{ "keys": ["ctrl+7"], "command": "toggle_comment", "args": { "block": false } },
{ "keys": ["ctrl+shift+7...
Sankey Diagrams in R?
...s with some sample of your data of your own, make sure the first source id starts with 0 and the source and target id's are successive
– Richard
Mar 11 '18 at 8:29
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Get index of selected option with jQuery
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@Guffa Any idea as to why the selectedIndex doesn't start from 0 with the first option?
– adamj
Mar 25 '16 at 23:27
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Arrays vs Vectors: Introductory Similarities and Differences [closed]
...s, but with a great many conveniences and safety features. You'll probably start using arrays when interfacing with API's that deal with raw arrays, or when building your own collections.
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im...
How do I generate random numbers in Dart?
...math library. The nextInt() method requires a max limit. The random number starts from 0 and the max limit itself is exclusive.
import 'dart:math';
Random random = new Random();
int randomNumber = random.nextInt(100); // from 0 upto 99 included
If you want to add the min limit, add the min limit ...
How to query SOLR for empty fields?
... Beware that this syntax seems to also return rows whose field value starts with a whitespace (in Solr 4.3)
– metatechbe
Mar 4 '15 at 10:29
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Convert hyphens to camel case (camelCase)
...dEf"
input: "--ab-cd-__-ef--", result: "AbCdEf"
Notice that strings that start with delimiters will result in a uppercase letter at the beginning.
If that is not what you would expect, you can always use lcfirst.
Here's my lcfirst if you need it:
function lcfirst(str) {
return str && ...
Serializing with Jackson (JSON) - getting “No serializer found”?
... This error fires also when your class has a method with name starting with get... For example NonSerializableClass getMyNonSerializableObject(). Jackson tries to serialise it and fails. To resolve this problem just add @JsonIgnore or rename the method.
– Alexey Po...
Formatting numbers (decimal places, thousands separators, etc) with CSS
...ors) would see this as a genuine developer concern, perhaps the ball could start rolling?
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