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How to determine if one array contains all elements of another array
...is won't work if the intersection set has the same elements in a different order. I found this out the hard way while trying to answer this question: stackoverflow.com/questions/12062970/… later realized many smart folks had done it here already!
– CubaLibre
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Strings as Primary Keys in SQL Database [closed]
... a primary key is that because the index is constantly put into sequential order, when a new key is created that would be in the middle of the order the index has to be resequenced... if you use an auto number integer, the new key is just added to the end of the index.
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What is the easiest/best/most correct way to iterate through the characters of a string in Java?
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In Java 8 we can solve it as:
String str = "xyz";
str.chars().forEachOrdered(i -> System.out.print((char)i));
str.codePoints().forEachOrdered(i -> System.out.print((char)i));
The method chars() returns an IntStream as mentioned in doc:
Returns a stream of int zero-extending the cha...
IE 8: background-size fix [duplicate]
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I use the filter solution above, for ie8.
However..
In order to solve the freezing links problem , do also the following:
background: no-repeat center center fixed\0/; /* IE8 HACK */
This has solved the frozen links problem for me.
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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...rs and separated fields. I start my output string with "\ufeff" as a byte order mark (BOM), then using "\t" tabs in place of commas for field separation, and encoding the file with "utf-16LE". Works like a charm, thanks to this page!
– Geek Stocks
Sep 12 '13 ...
How can we redirect a Java program console output to multiple files?
... It seems that you also need to close with System.out.flush() in order to avoid possibly missing some output.
– Robert Tupelo-Schneck
Mar 30 '15 at 15:23
add a comme...
Error in Swift class: Property not initialized at super.init call
...erclass initializer.
Now, the two phase initialization never talks about order, but this safety check, introduces super.init to be ordered, after the initialization of all the properties.
Safety check 1 might seem irrelevant as,
Two-phase initialization prevents property values from being access...
Calculate difference in keys contained in two Python dictionaries
...t[4]['b'][2]": {'newvalue': 2, 'oldvalue': 3}}}
List difference ignoring order or duplicates: (with the same dictionaries as above)
>>> t1 = {1:1, 2:2, 3:3, 4:{"a":"hello", "b":[1, 2, 3]}}
>>> t2 = {1:1, 2:2, 3:3, 4:{"a":"hello", "b":[1, 3, 2, 3]}}
>>> ddiff = DeepDiff(...
How do I add a foreign key to an existing SQLite table?
... full procedure above is appropriate for dropping a column,
changing the order of columns, adding or removing a UNIQUE constraint
or PRIMARY KEY, adding CHECK or FOREIGN KEY or NOT NULL constraints,
or changing the datatype for a column, for example.
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How to iterate over a TreeMap? [duplicate]
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will this give out the values ordered?
– phil294
Sep 26 '16 at 23:51
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