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Concatenating null strings in Java [duplicate]
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Why must it work?
The JLS 5, Section 15.18.1.1 JLS 8 § 15.18.1 "String Concatenation Operator +", leading to JLS 8, § 5.1.11 "String Conversion", requires this operation to succeed without failure:
...Now only reference values need to be considered. If the reference is null, it is co...
Android: android.content.res.Resources$NotFoundException: String resource ID #0x5
...be,
incercari.setText(valIncercari+"");
Or
incercari.setText(Integer.toString(valIncercari));
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Replace a character at a specific index in a string?
I'm trying to replace a character at a specific index in a string.
8 Answers
8
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How to get the last char of a string in PHP?
I need to get the last character of a string.
Say I have "testers" as input string and I want the result to be "s". how can I do that in PHP?
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Is there a splice method for strings?
...he Javascript splice only works with arrays. Is there similar method for strings? Or should I create my own custom function?
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Finding all possible permutations of a given string in python
I have a string. I want to generate all permutations from that string, by changing the order of characters in it. For example, say:
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String.Replace ignoring case
I have a string called "hello world"
16 Answers
16
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Simple way to repeat a String in java
...king for a simple commons method or operator that allows me to repeat some String n times. I know I could write this using a for loop, but I wish to avoid for loops whenever necessary and a simple direct method should exist somewhere.
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Java associative-array
... arrays, however this could easily be achieved using a Map. E.g.,
Map<String, String> map = new HashMap<String, String>();
map.put("name", "demo");
map.put("fname", "fdemo");
// etc
map.get("name"); // returns "demo"
Even more accurate to your example (since you can replace String w...
Convert int to string?
How can I convert an int datatype into a string datatype in C#?
11 Answers
11
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