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How can I convert immutable.Map to mutable.Map in Scala?
... immutable.Map(1->"one",2->"two")
val myMutableMap: mutable.Map[Int, String] = myImmutableMap.map(identity)(breakOut)
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Is it possible to put CSS @media rules inline?
... content of a textarea provided beside of real content textarea for create extra-class on the fly when I wrote an artitle.
Note : the scoped attribute is a part of HTML5 specification. If you do not use it, the validator will blame you but browsers currently not support the real purpose : scoped th...
Can PHP PDO Statements accept the table or column name as parameter?
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I miss mysql_real_escape_string(). Maybe here I can say it without someone jumping in and saying "But you don't need it with PDO"
– Rolf
Oct 20 '18 at 8:39
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Splitting a list into N parts of approximately equal length
...43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55]
This will assign the extra elements to the final group which is not perfect but well within your specification of "roughly N equal parts" :-) By that, I mean 56 elements would be better as (19,19,18) whereas this gives (18,18,20).
You can get th...
MVC Razor dynamic model, 'object' does not contain definition for 'PropertyName'
...(this object anonymousObject)
{
IDictionary<string, object> anonymousDictionary = HtmlHelper.AnonymousObjectToHtmlAttributes(anonymousObject);
IDictionary<string, object> expando = new ExpandoObject();
foreach (var item in anony...
Change one value based on another value in pandas
...her columns by using the + operation which is overridden for series. Fancy string formatting, f-strings etc won't work here since the + applies to scalars and not 'primitive' values:
df['description'] = 'A ' + df.age.astype(str) + ' years old ' \
+ df.type + ' ' + df.animal
In ...
What is this date format? 2011-08-12T20:17:46.384Z
...nd the Z means "zero hour offset" also known as "Zulu time" (UTC). If your strings always have a "Z" you can use:
SimpleDateFormat format = new SimpleDateFormat(
"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
format.setTimeZone(TimeZone.getTimeZone("UTC"));
Or using Joda Time, you can use ISODat...
Java JDBC - How to connect to Oracle using Service Name instead of SID
...port java.sql.*;
public class MyDBConnect {
public static void main(String[] args) throws SQLException {
try {
String dbURL = "jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=whatEverYourHostNameIs)(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=yourSe...
Is Java Regex Thread Safe?
...a function that uses Pattern#compile and a Matcher to search a list of strings for a pattern.
5 Answers
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When to use IList and when to use List
...List<T> but had to later change to use a custom list library for the extra functionality it provided. Because I'd only returned an IList<T> none of the people that used the library had to change their code.
Of course that only need apply to methods that are externally visible (i.e. publ...