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SQL Server Insert if not exists

...ROM EmailsRecebidos WHERE De = @_DE AND Assunto = @_ASSUNTO AND Data = @_DATA); END replace with BEGIN IF NOT EXISTS (SELECT * FROM EmailsRecebidos WHERE De = @_DE AND Assunto = @_ASSUNTO ...
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Java code To convert byte to Hexadecimal

...g.format solution more preferrable. References JLS 4.2.1 Integral Types and Values For byte, from -128 to 127, inclusive JLS 5.1.2 Widening Primitive Conversion share | improve this answer ...
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How to sort an ArrayList?

I have a List of doubles in java and I want to sort ArrayList in descending order. 20 Answers ...
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MongoDB logging all queries

...d parameter to -1, like db.setProfilingLevel(2,-1) – andresigualada Apr 12 '16 at 10:42 4 ...
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Why is there no String.Empty in Java?

I understand that every time I type the string literal "" , the same String object is referenced in the string pool. 11 An...
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Break a previous commit into multiple commits

Without creating a branch and doing a bunch of funky work on a new branch, is it possible to break a single commit into a few different commits after it's been committed to the local repository? ...
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Pandas selecting by label sometimes return Series, sometimes returns DataFrame

In Pandas, when I select a label that only has one entry in the index I get back a Series, but when I select an entry that has more then one entry I get back a data frame. ...
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Are SVG parameters such as 'xmlns' and 'version' needed?

... so you can always drop that. If you embed your SVG inline in a HTML page and serve that page as text/html then xmlns attributes are not required. Embedding SVG inline in HTML documents is a fairly recent innovation that came along as part of HTML5. If however you serve your page as image/svg+xml ...
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Python time measure function

I want to create a python function to test the time spent in each function and print its name with its time, how i can print the function name and if there is another way to do so please tell me ...
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How to redirect output of an entire shell script within the script itself?

...ll of the output of a Bourne shell script to somewhere, but with shell commands inside the script itself? 5 Answers ...