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Easy way to convert Iterable to Collection
In my application I use 3rd party library (Spring Data for MongoDB to be exact).
19 Answers
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Can Python test the membership of multiple values in a list?
...g -- except when the question is irrelevant because sets aren't an option. Converting lists to sets just for the purpose of a test like this won't always be worth the trouble. And converting generators to sets can sometimes be incredibly wasteful, slowing programs down by many orders of magnitude.
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“Public key certificate and private key doesn't match” when using Godaddy issued certificate [closed
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For me, it was an easy two-step:
Convert the private key to PEM:
openssl rsa -in yourdomain.key -outform PEM
Convert the certificate and certificate bundle to PEM:
openssl x509 -inform PEM -in yourdomain.crt
openssl x509 -inform PEM -in bundle.crt
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Convert a char to upper case using regular expressions (EditPad Pro)
...function or lambda as the replace argument.
I use the function below to convert css names with - to the javascript equivalent, for example, "border-top" will be transformed into "borderTop":
s = s.replace(/\-[a-z]/g, x => x[1].toUpperCase());
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Java Serializable Object to Byte Array
...'s not how I read the question. To me it sounds like his problem is how to convert the object to a byte[] -- not how to send it.
– Taylor Leese
May 14 '10 at 18:37
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Bytes of a string in Java
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According to How to convert Strings to and from UTF8 byte arrays in Java:
String s = "some text here";
byte[] b = s.getBytes("UTF-8");
System.out.println(b.length);
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Inserting a Python datetime.datetime object into MySQL
...) to get a Date object rather than a DateTime.
If that doesn't work, then converting that to a string should work:
now = datetime.datetime(2009,5,5)
str_now = now.date().isoformat()
cursor.execute('INSERT INTO table (name, id, datecolumn) VALUES (%s,%s,%s)', ('name',4,str_now))
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Using PowerShell to write a file in UTF-8 without the BOM
...lso a valid UTF-8 file, but all non-ASCII characters in your input will be converted to literal ? characters.
– mklement0
Apr 7 '17 at 13:51
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Converting an integer to a hexadecimal string in Ruby
Is there a built in way to convert an integer in Ruby into its hexadecimal equivalent?
5 Answers
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Get timezone from DateTime
...TimeZoneInfo class
The TimeZone class recognizes local time zone, and can convert times between Coordinated Universal Time (UTC) and local time. A TimeZoneInfo object can represent any time zone, and methods of the TimeZoneInfo class can be used to convert the time in one time zone to the correspon...