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How to turn on front flash light programmatically in Android?

...aving FLASH_MODE_TORCH or even if it has, then flashlight does not turn ON etc. Typically Samsung creates a lot of problems. You can refer to problems in the given below list: Use camera flashlight in Android Turn ON/OFF Camera LED/flash light in Samsung Galaxy Ace 2.2.1 & Galaxy Tab ...
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What is the recommended batch size for SqlBulkCopy?

... If it works, then I keep doubling the number of rows (e.g. to 2000, 4000, etc.) until I get a timeout. Otherwise, if a timeout occurs at 1000, then I decrease the number of rows by half (e.g. 500) until it works. In each case, I keep doubling (if successful) or halving (if failed) the difference ...
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Why don't Java Generics support primitive types?

...>, we have Integer.compare(int a, int b), Byte.compare(byte a, byte b), etc. That's not a solution! – John P Jun 27 '14 at 18:00 1 ...
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Guava: Why is there no Lists.filter() function?

...h the behaviour that implies) whether that's Iterables.filter, Sets.filter etc. Since Iterables.filter combines easily with copyOf on any ImmutableCollection, I find this a good design trade-off (vs coming up with extra methods & names, like filteredCopy or whatnot, for combinations of simple u...
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How do I start a program with arguments when debugging?

... { Console.SetOut(sw); // this makes any Console.Writes etc go to sw Program.Main(new[] { "argument" }); var result = sw.ToString(); Assert.AreEqual("expected", result); } } } This way you can, in an automated way, test multiple...
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What does the caret operator (^) in Python do?

...an do binary numbers by typing 0bX where X is your binary. 0b0001, 0b0010, etc. So, 0b1101 ^ 0b1110 would give you 0b0011 (or 3). – Jeff Jul 28 '15 at 23:58 ...
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How to make unicode string with python3

... This how I solved my problem to convert chars like \uFE0F, \u000A, etc. And also emojis that encoded with 16 bytes. example = 'raw vegan chocolate cocoa pie w chocolate & vanilla cream\\uD83D\\uDE0D\\uD83D\\uDE0D\\u2764\\uFE0F Present Moment Caf\\u00E8 in St.Augustine\\u2764\\uF...
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How can I change property names when serializing with Json.net?

...set things up as title case / rename stuff to use .NET naming conventions, etc. (using a title case converter for the former, and the JsonProperty attribute for the latter). – BrainSlugs83 Oct 24 '16 at 23:36 ...
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TSQL - Cast string to integer or return default value

...s that Fedor Hajdu mentioned with regards to currency, fractional numbers, etc: CREATE FUNCTION dbo.TryConvertInt(@Value varchar(18)) RETURNS int AS BEGIN SET @Value = REPLACE(@Value, ',', '') IF ISNUMERIC(@Value + 'e0') = 0 RETURN NULL IF ( CHARINDEX('.', @Value) > 0 AND CONVERT(bigi...
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Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?

...he first version of Java was the 1, then 1.1 - 1.2 - 1.3 - 1.4 - 1.5 - 1.6 etc and usually each version is named by version so JRE 6 means Java jre 1.6, anyway there is the update version, for example 1.6 update 45, which is named java jre 6u45. From what I know, they preferred to use the number 6 ...