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Capturing Groups From a Grep RegEx
...egex="[0-9]+_([a-z]+)_[0-9a-z]*"
for f in $files # unquoted in order to allow the glob to expand
do
if [[ $f =~ $regex ]]
then
name="${BASH_REMATCH[1]}"
echo "${name}.jpg" # concatenate strings
name="${name}.jpg" # same thing stored in a variable
else
...
Git: How to remove file from index without deleting files from any repository
...ware (directly out of a repository).
Keep File as a ‘Default’ and Manually/Automatically Activate It
If it is not completely unacceptable to continue to maintain the configuration file's content in the repository, you might be able to rename the tracked file from (e.g.) foo.conf to foo.conf.de...
p vs puts in Ruby
... world of programming, due to your mention of debugging, p or puts? Should all "p" be replaced with "puts" upon completion of debugging?? I see, in an above comment, that p returns an object, which is a huge difference. Im not sure if this answer is complete if it only mentions a small difference t...
jQuery Data vs Attr?
...'#bar').data('fooBarBaz') );
//outputs "fizz-buzz" as hyphens are automatically camelCase'd
The hyphenated key will still work:
HTML:
<a id="bar" data-foo-bar-baz="fizz-buzz" href="#">fizz buzz!</a>
JS:
console.log( $('#bar').data('foo-bar-baz') );
//still outputs "fizz-buzz"
Ho...
How do I get a file name from a full path with PHP?
...ray with the parts of the path. Or for the case here, you can just specifically ask for the filename. So pathinfo('/var/www/html/index.php', PATHINFO_FILENAME) should return 'index.php' PHP Pathinfo documentation
– OnethingSimple
Apr 19 '15 at 13:54
...
Is System.nanoTime() completely useless?
...cific counter. Now consider the following case I use to measure time of a call:
15 Answers
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Mockito : how to verify method was called on an object created within a method?
...not suggesting that you modify the class just for unit testing. This is really a conversation about clean code and the SRP. Or.. is it the responsibility of method foo() in class Foo to construct a Bar object. If the answer is yes, then it's an implementation detail and you shouldn't worry about ...
php中json_decode()和json_encode()的使用方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
echo "Unicode: ", json_encode($a, JSON_UNESCAPED_UNICODE), "\n";
echo "All: ", json_encode($a, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP | JSON_UNESCAPED_UNICODE), "\n\n";
$b = array();
echo "Empty array output as array: ", json_encode($b), "\n";
echo "Empty array out...
How can I pretty-print JSON using Go?
...hub.com/TylerBrock/colorjson"
)
func main() {
str := `{
"str": "foo",
"num": 100,
"bool": false,
"null": null,
"array": ["foo", "bar", "baz"],
"obj": { "a": 1, "b": 2 }
}`
var obj map[string]interface{}
json.Unmarshal([]byte(str), &obj)
...
Store boolean value in SQLite
...
@joce Actually, integers 0 and 1 (as well as NULL) are encoded directly in row data type declaration. So it's zero bytes per boolean, if you only count the actual data storage, which is awesome. If you count per-column-per-row bookkeep...