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How can I convert a zero-terminated byte array to string?
I need to read [100]byte to transfer a bunch of string data.
13 Answers
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awk without printing newline
I want the variable sum/NR to be printed side-by-side in each iteration. How do we avoid awk from printing newline in each iteration ? In my code a newline is printed by default in each iteration
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Is there a command to undo git init?
I just Git init'ed a repos with a wrong user, and want to undo it. Is there any command for this? Do I actually have to go in and edit the .git directory?
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Is it possible only to declare a variable without assigning any value in Python?
...e I have with this was I was keeping track of a counter (minValue) and any time a value was lower than it, I was setting it to become the new minValue. If I declared minValue as None originally, then apparently it is still lower than any numbers I compared it against. I ended up just initializing it...
How to check if a string contains text from an array of substrings in JavaScript?
...ple lines and know whether your array was 1 or zero based, yeah...half the time you got it wrong and had to debug and look out for a little bugger called 'i'.
– aamarks
Apr 21 '18 at 0:15
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(this == null) in C#!
...ehaving correctly according to the spec (even in Beta 1, this is a compile time error):
§ 7.5.7 This access
A this-access consists of the reserved word this.
this-access:
this
A this-access is permitted only in the block of an instance constructor, an instance method, or an ins...
Convert absolute path into relative path given a current directory using Bash
...t for /usr/bin/nmap: from nmap to /tmp/testing it is only ../../ and not 3 times ../. It works however, because doing .. on the rootfs is /.
– Patrick B.
Mar 6 '18 at 14:50
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CSS to stop text wrapping under image
...asically the region occupied by an element with a block-type flow.
Every time it is applied, overflow: hidden creates a new block formatting context. But it's not the only property capable of triggering that behaviour. Quoting a presentation by Fiona Chan from Sydney Web Apps Group:
float: ...
How to get multiple counts with one SQL query?
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@MajidLaissi yes it did, changed my query time from a minute to less than a second. :)
– Abner
Apr 7 at 3:39
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rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
I'm just starting out with Ruby (and rails). I did the setup according to http://ruby.railstutorial.org/ruby-on-rails-tutorial-book#sec:ruby gems, using rvm . I have everything working well with sqlite.
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