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Beginners Guide to Haskell? [closed]
...for a decent guide to Haskell for some time, but haven't been able to find one that seems interesting enough to read through and/or makes sense.
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jQuery: keyPress Backspace won't fire?
...u want to prevent the default behavior for the key. When you use the wrong one, what will happen is either your event is not captured at all (as is the case for Backspace) or you can't prevent it; since it already happens before your event handling code gets to it.
– srcspider
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How can I merge two hashes without overwritten duplicate keys in Ruby?
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If your problems is that the original hash and the second one both may have duplicate keys and you don't want to overwrite in either direction, you might have to go for a simple manual merge with some kind of collision check and handling:
hash2.each_key do |key|
if ( hash1.has_ke...
Where should virtualenvs be created?
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Changing the location of the virtualenv directory breaks it
This is one advantage of putting the directory outside of the repository tree, e.g. under ~/.virtualenvs with virutalenvwrapper.
Otherwise, if you keep it in the project tree, moving the project location will break the virtualenv.
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Fetch the row which has the Max value for a column
...ult window in Oracle is from the first row in the partition to the current one"
The windowing clause is only applicable in the presence of the order by clause. With no order by clause, no windowing clause is applied by default and none can be explicitly specified.
The code works.
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C# version of java's synchronized keyword?
...mber is very small (and definitely something you want to get right once in one place, allowing the majority of classes to interact oblivious to their multi-threaded surroundings). Wish I'd deleted the comment quicker =)
– earcam
Nov 8 '11 at 10:34
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What is a 'multi-part identifier' and why can't it be bound?
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Actually sometimes when you are updating one table from another table's data, I think one of the common issues that cause this error, is when you use your table abbreviations incorrectly or when they are not needed. The correct statement is below:
Update Table1
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When using a Settings.settings file in .NET, where is the config actually stored?
...sher\ApplicationName_Eid_EvidenceHash\Version
– The Lonely Coder
Aug 13 '15 at 11:12
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What is the difference between Reader and InputStream?
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One accepts bytes and the other accepts characters.
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How do I daemonize an arbitrary script in unix?
...standard error to a different file of your choice. If you want to use just one file for both standard out and standard error you can us this:
nohup yourScript.sh script args >script.out 2>&1 &
The 2>&1 tells the shell to redirect standard error (file descriptor 2) to the same...