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Comparing HTTP and FTP for transferring files
What are the advantages (or limitations) of one over the other for transferring files over the Internet?
5 Answers
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Why does my 'git branch' have no master?
...a git init, it will have master checked out by default.
However, if you clone a repository, the default branch you have is whatever the remote's HEAD points to (HEAD is actually a symbolic ref that points to a branch name). So if the repository you cloned had a HEAD pointed to, say, foo, then your ...
COALESCE Function in TSQL
Can someone explain how the COALESCE function in TSQL works? The syntax is as follows
7 Answers
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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java.lang.OutOfMemoryError: Java heap space in Maven
...s and have tried to export MAVEN_OPTS=-Xmx1024m , but it did not work.
Anyone know other solutions for this problem? I am using maven 3.0
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How to concatenate stdin and a string?
...y think the best is:
echo input | while read line; do echo $line string; done
Another can be by substituting "$" (end of line character) with "string" in a sed command:
echo input | sed "s/$/ string/g"
Why i prefer the former? Because it concatenates a string to stdin instantly, for example wi...
No newline at end of file
...tell the difference between a file where there is a newline at the end and one where is not. Diff has to output a newline anyway, or the result would be harder to read or process automatically.
Note that it is a good style to always put the newline as a last character if it is allowed by the file f...
Possible to perform cross-database queries with PostgreSQL?
...s rows) in a remote database.
When two text arguments are given, the first one is first looked up as
a persistent connection's name; if found, the command is executed on
that connection. If not found, the first argument is treated as a
connection info string as for dblink_connect, and the indicated
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PHP: Storing 'objects' inside the $_SESSION
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Very few answers make me laugh out loud. This one did. Bravo +1
– toddmo
Mar 27 '18 at 18:21
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.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
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Very interesting comment. I'm surprised no one has commented on this. I guess it's because it contradicts the other answers here, as far as speed. Also interesting to note, this guys reputation is almost higher than all the other answers (ers) combined.
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