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Command to get time in milliseconds
... I feel so proud that @Peter Mortensen did one of his superb active readings on one of my posts :) thanks!!
– fedorqui 'SO stop harming'
Nov 18 '19 at 13:44
add a comme...
What is the most efficient/elegant way to parse a flat table into a tree?
...lution is called Nested Sets, and it can be stored in the same table too. Read "Trees and Hierarchies in SQL for Smarties" by Joe Celko for a lot more information on these designs.
I usually prefer a design called Closure Table (aka "Adjacency Relation") for storing tree-structured data. It requi...
What is a good use case for static import of methods?
.... ... If you overuse the static import feature, it can make your program unreadable and unmaintainable, polluting its namespace with all the static members you import. Readers of your code (including you, a few months after you wrote it) will not know which class a static member comes from. Importin...
Generating CSV file for Excel, how to have a newline inside a value
...rrectly, and row structure is not damaged, and all national characters are read properly (they were trashed when reading without UTF8 BOM). Excel have not even displayed the text-import wizard. Currently, that CSV now has EFBBBF header, uses 0A as row separator, and 0D0A as new line inside strings i...
Which characters make a URL invalid?
...rcent-encoded as "%25" for that octet to be used as data within a URI." I read that as saying that a "%" may only appear if it is followed by two hex digits. How do you read it?
– Leif Wickland
Jan 5 '12 at 0:00
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SET NAMES utf8 in MySQL?
...m client connections (many are, depending on your location and platform.)
Read http://www.joelonsoftware.com/articles/Unicode.html in case you aren't aware how Unicode works.
Read Whether to use "SET NAMES" to see SET NAMES alternatives and what exactly is it about.
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How to get the contents of a webpage in a shell variable?
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You can use wget command to download the page and read it into a variable as:
content=$(wget google.com -q -O -)
echo $content
We use the -O option of wget which allows us to specify the name of the file into which wget dumps the page contents. We specify - to get the dum...
Why aren't programs written in Assembly more often? [closed]
...I am a compiler.
I just scanned thousands of lines of code while you were reading this sentence. I browsed through millions of possibilities of optimizing a single line of yours using hundreds of different optimization techniques based on a vast amount of academic research that you would spend year...
When is it better to use String.Format vs string concatenation?
...as well.
With C# 6
String interpolation makes a lot of things simpler to read in C# 6. In this case, your second code becomes:
xlsSheet.Write($"C{rowIndex}", null, title);
which is probably the best option, IMO.
share
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How do I determine the size of my array in C?
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Important: Don't stop reading here, read the next answer! This only works for arrays on the stack, e.g. if you're using malloc() or accessing a function parameter, you're out of luck. See below.
– Markus
Jan ...