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Simulator or Emulator? What is the difference?
...ng for purposes other than its normal ones, e.g. to allow ground training (including in unusual situations like all-engine failure). So simulator definition would be: something that can appear to human, to some extend, like the original, but cannot replace it for actual use. In addition the pilot wi...
.Net HttpWebRequest.GetResponse() raises exception when http status code 400 (bad request) is return
...the WebException's HttpWebResponse is generated at the client and does not include any of the response body from the server. Very frustrating, as we want to message back to the client the reason for the bad request.
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How to log cron jobs?
... logging; in Ruby, try $stderr.puts. Notice also how error messages should include the name of the script which produced the diagnostic message.
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What is an index in SQL?
... Reading all the answers made me wonder why not index everything. +1 for including the link containing the disadvantages.
– Lakshay Garg
Mar 4 '18 at 19:23
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Why do you need to put #!/bin/bash at the beginning of a script file?
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However, in my opinion it's good practice to include the shebang, just so someone reading the code knows what's going on.
– austin1howard
Jan 23 '12 at 8:22
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Checking from shell script if a directory contains files
...re's an all bash solution:
#!/bin/bash
shopt -s nullglob dotglob # To include hidden files
files=(/some/dir/*)
if [ ${#files[@]} -gt 0 ]; then echo "huzzah"; fi
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Programmatically add custom event in the iPhone Calendar
...like at WWDC a lot of people were already interested in the functionality (including myself) and the recommendation was to go to the below site and create a feature request for this. If there is enough of an interest, they might end up moving the ICal.framework to the public SDK.
https://developer....
Understanding “randomness”
...ation is a rough measurement of how much the community trusts you." If you include a funny, copyrighted image in your answer, it will make me think your answer is cool, and I will probably think you are cool too, but it doesn't make you more trust-worthy - hence, ideally, no rep should be awarded. W...
How to “hibernate” a process in Linux by storing its memory to disk and restoring it later?
... transparently checkpoint the state of multiple simultaneous applications, including multi-threaded and distributed applications. It operates directly on the user binary executable, without any Linux kernel modules or other kernel modifications.
There is also a nice Wikipedia page on the argument:...
What's the role of GetHashCode in the IEqualityComparer in .NET?
...ght. The other 53,914 may safely be ignored.
The reason a GetHashCode is included in an IEqualityComparer<T> is to allow for the possibility that a dictionary's consumer might want to regard as equal objects that would normally not regard each other as equal. The most common example would b...