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How to check whether a Storage item is set?
... use hasOwnProperty method to check this
> localStorage.setItem('foo', 123)
undefined
> localStorage.hasOwnProperty('foo')
true
> localStorage.hasOwnProperty('bar')
false
Works in current versions of Chrome(Mac), Firefox(Mac) and Safari.
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How do I get a human-readable file size in bytes abbreviation using .NET?
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This is not the most efficient way to do it, but it's easier to read if you are not familiar with log maths, and should be fast enough for most scenarios.
string[] sizes = { "B", "KB", "MB", "GB", "TB" };
double len = new FileInfo(filename)....
Regular Expression: Any character that is NOT a letter or number
... is the simplest one: \D - matches all non digit characters.
var x = "123 235-25%";
x.replace(/\D/g, '');
Results in x: "12323525"
See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions
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how to unit test file upload in django
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From Django docs on Client.post:
Submitting files is a special case. To POST a file, you need only
provide the file field name as a key, and a file handle to the file
you wish to upload as a value. For example:
c = Client()
with open('wishlist...
Regex using javascript to return just numbers
... the non-digit characters (\D or [^0-9]):
let word_With_Numbers = 'abc123c def4567hij89'
let word_Without_Numbers = word_With_Numbers.replace(/\D/g, '');
console.log(word_Without_Numbers)
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How to extract filename.tar.gz file
...ct size, also use a checksum if possible.
– kiwicomb123
Apr 19 '17 at 1:26
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App Inventor 2 试验组件 · App Inventor 2 中文网
... 隐私策略和使用条款 技术支持 service@fun123.cn
How to set thousands separator in Java?
...atSymbols(new Locale("pt", "BR")));
BigDecimal value = new BigDecimal(123456.00);
System.out.println(df.format(value.floatValue()));
// results: "123.456,00"
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Java String remove all non numeric characters
...required. Did you test it? using the sample code above, your code returns "1233478", which is incorrect.
– Óscar López
Sep 6 '15 at 14:42
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Where does Jenkins store configuration files for the jobs it runs?
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Whether its possible to get config.xml when we create jenkins job via pipeline method?
– Manigandan Thanigai Arasu
May 8 '19 at 9:02
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