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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
.... It's a free, open source library posted on Google Code:
ExcelLibrary
This looks to be a port of the PHP ExcelWriter that you mentioned above. It will not write to the new .xlsx format yet, but they are working on adding that functionality in.
It's very simple, small and easy to use. Plus it has...
PermGen elimination in JDK 8
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Reasons of ignoring these argument is permanent generation has been removed in HotSpot for JDK8 because of following drawbacks
Fixed size at startup – difficult to tune.
Internal Hotspot types were Java objects : Could move with full GC, opaque, not strongl...
Is it possible to have multiple statements in a python lambda expression?
...lst)
Q. Can you get the second lowest item from a lambda by sorting the list?
A. Yes. As alex's answer points out, sorted() is a version of sort that creates a new list, rather than sorting in-place, and can be chained. Note that this is probably what you should be using - it's bad practice for...
How to search for “R” materials? [closed]
"The Google" is very helpful... unless your language is called "R," in which case it spits out tons of irrelevant stuff.
21...
HTML in string resource?
... name="foo"><![CDATA[Foo Bar <a href="foo?id=%s">baz</a> is cool]]></string>
Now when you perform a getString(R.string.foo) the string will be HTML. If you need to render the HTML (with the link as shown) via a clickable TextView you'd need to perform a Html.fromHtml(......
How can I check file size in Python?
...s. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
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Is there a CSS selector for the first direct child only?
...their parent." The sub contains one tag that matches that description.
It is unclear to me whether you want both children of the main div or not. If so, use this:
div.section > div
If you only want the header, use this:
div.section > div:first-child
Using the > changes the descriptio...
Write text files without Byte Order Mark (BOM)?
...g VB.Net with UTF8 encoding, without BOM. Can anybody help me, how to do this?
I can write file with UTF8 encoding but, how to remove Byte Order Mark from it?
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API Keys vs HTTP Authentication vs OAuth in a RESTful API
...erent opinions on what form to use. I've seen some resources say HTTP-Auth is the way to go, while others prefer API keys, and even others (including the questions I found here on SO) swear by OAuth.
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Should MySQL have its timezone set to UTC?
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It seems that it does not matter what timezone is on the server as long as you have the time set right for the current timezone, know the timezone of the datetime columns that you store, and are aware of the issues with daylight savings time.
On the other hand if you hav...