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Converting pfx to pem using openssl

... enter the passphrase you just made up to store decrypted. The 4th puts it all together into 1 file. Then you can configure HAProxy to use the file.combo.pem file. The reason why you need 2 separate steps where you indicate a file with the key and another without the key, is because if you have a...
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How can I download HTML source in C#

... basically: using System.Net; using System.Net.Http; // in LINQPad, also add a reference to System.Net.Http.dll WebRequest req = HttpWebRequest.Create("http://google.com"); req.Method = "GET"; string source; using (StreamReader...
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Is Java RegEx case-insensitive?

In Java, when doing a replaceAll to look for a regex pattern like: 5 Answers 5 ...
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How do I draw a grid onto a plot in Python?

... Actually it should work. At least, it works for me - setting mpl.rcParams['grid.linestyle'] = "-" does produce a plot with solid grid lines. What is your grid.linestyle? – Andrey Sobolev Feb...
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std::next_permutation Implementation Explanation

...scending" order. When we order numbers we want to "increase them by the smallest amount". For example when counting we don't count 1, 2, 3, 10, ... because there are still 4, 5, ... in between and although 10 is larger than 3, there are missing numbers which can be gotten by increasing 3 by a small...
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Which parts of Real World Haskell are now obsolete or considered bad practice?

...move return from Monad, so the Monad instance in Real World Haskell will really be out of sync with the real world. That being said, it's still a useful resource for general guidelines. But keep in mind that many libraries changed since its release. Something you can read along while reading RWH i...
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Quickly find whether a value is present in a C array?

...ned assembly language. I tend to take the path of least resistance - for small routines like this, I just write asm code and have a good idea how many cycles it will take to execute. You may be able to fiddle with the C code and get the compiler to generate good output, but you may end up wasting lo...
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Difference between Python datetime vs time modules

... the time module is principally for working with unix time stamps; expressed as a floating point number taken to be seconds since the unix epoch. the datetime module can support many of the same operations, but provides a more object oriented set of t...
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Select something that has more/less than x character

...e LENGTH function to the EmployeeName column). In Oracle, and probably in all other RDBMSs, this means that a regular index on EmployeeName will be useless to answer this query; the database will do a full table scan, which can be really costly. However, various databases offer a function indexes ...
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How to generate service reference with only physical wsdl file

...ence dialog, push a button and viola! I'm about 3 lines of code away from calling a service method. The whole process takes about 5 minutes. But I've been working with this client for weeks and have gotten no where all because their security folks won't open up access to any service definitions via ...