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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
...a.
ExcelLibrary seems to still only work for the older Excel format (.xls files), but may be adding support in the future for newer 2007/2010 formats.
You can also use EPPlus, which works only for Excel 2007/2010 format files (.xlsx files). There's also NPOI which works with both.
There are a fe...
Java HTTPS client certificate authentication
...lve all the issues, so I'll answer my own question. These are the settings/files I've used to manage to get my particular problem(s) solved;
The client's keystore is a PKCS#12 format file containing
The client's public certificate (in this instance signed by a self-signed CA)
The client's private...
How to clear gradle cache?
...dford20000 pointed out in the comments, there might be a gradle.properties file as well as global gradle scripts located under $HOME/.gradle. In such case special attention must be paid when deleting the content of this directory.
The .gradle/caches directory holds the Gradle build cache. So if you...
Is it possible to GROUP BY multiple columns using MySQL?
...would change the ascending order of col2 returning. 1,1|2,2|1,3 Demo: sqlfiddle.com/#!9/d5f69/1 Note that row id: 2 is returned in both cases for 2,2 despite inverting the columns.
– Will B.
May 24 '16 at 17:35
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SQlite Getting nearest locations (with latitude and longitude)
...ut will only work if you are using rectilinear coordinates (eg UTM or OS grid references). If using degrees for lat/lng (eg WGS84) then the above only works at the equator. At other latitudes, you need to decrease the impact of longitude on the sort order. (Imagine you're close to the north pole....
How do you use “git --bare init” repository?
...ition) don't have a working tree attached to them, so you can't easily add files to them as you would in a normal non-bare repository (e.g. with git add <file> and a subsequent git commit.)
You almost always update a bare repository by pushing to it (using git push) from another repository.
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jQuery slide left and show
...ew function to your jQuery library by adding these line on your own script file and you can easily use fadeSlideRight() and fadeSlideLeft().
Note: you can change width of animation as you like instance of 750px.
$.fn.fadeSlideRight = function(speed,fn) {
return $(this).animate({
'opaci...
static linking only some libraries
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Link libraries after object files — especially static libraries. In ancient and modern versions of the link environment (I'm not sure of the status quo for modestly old versions as of November 2010), listing the static library before the code.c file ...
Where can I find the error logs of nginx, using FastCGI and Django?
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Errors are stored in the nginx log file. You can specify it in the root of the nginx configuration file:
error_log /var/log/nginx/nginx_error.log warn;
On Mac OS X with Homebrew, the log file was found by default at the following location:
/usr/local/var/...
Trim trailing spaces in Xcode
Is there a way to force Xcode to trim trailing whitespaces when I save file?
7 Answers
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