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What is the difference between a cer, pvk, and pfx file?
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Windows uses .cer extension for an X.509 certificate. These can be in "binary" (ASN.1 DER), or it can be encoded with Base-64 and have a header and footer applied (PEM); Windows will recognize either. To verify the integrity of a certificate, you have to...
How to find the 'sizeof' (a pointer pointing to an array)?
...trick is the one mentioned by Zan, which is to stash the size somewhere. For example, if you're dynamically allocating the array, allocate a block one int bigger than the one you need, stash the size in the first int, and return ptr+1 as the pointer to the array. When you need the size, decrement ...
Convert int to ASCII and back in Python
I'm working on making a URL shortener for my site, and my current plan (I'm open to suggestions) is to use a node ID to generate the shortened URL. So, in theory, node 26 might be short.com/z , node 1 might be short.com/a , node 52 might be short.com/Z , and node 104 might be short.com/ZZ . When...
How to write string literals in python without having to escape them?
...able in python such that everything inside of it is automatically escaped, or has its literal character value?
6 Answers
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Why does the C++ STL not provide any “tree” containers?
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There are two reasons you could want to use a tree:
You want to mirror the problem using a tree-like structure:
For this we have boost graph library
Or you want a container that has tree like access characteristics
For this we have
std::map (and std::multimap)
std::set (and std::multiset)
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How do I stop a web page from scrolling to the top when a link is clicked that triggers JavaScript?
When I have a link that is wired-up with a jQuery or JavaScript event such as:
15 Answers
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Insert a line at specific line number with sed or awk
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Yes, the -i switch is specific for GNU-sed.
– user unknown
Dec 21 '12 at 6:39
1
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comparing sbt and Gradle [closed]
...py with Gradle in java/groovy projects, and I know there's a scala plugin for Gradle.
5 Answers
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PHP: How to send HTTP response code?
... make responses with HTTP response codes (status-codes), like HTTP 200 OK, or some 4XX or 5XX code.
9 Answers
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Get div height with plain JavaScript
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var clientHeight = document.getElementById('myDiv').clientHeight;
or
var offsetHeight = document.getElementById('myDiv').offsetHeight;
clientHeight includes padding.
offsetHeight includes padding, scrollBar and borders.
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