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When to use LinkedList over ArrayList in Java?
...uch both lists take up for N null references.
Since references are either 32 or 64 bits (even when null) on their relative systems, I have included 4 sets of data for 32 and 64 bit LinkedLists and ArrayLists.
Note: The sizes shown for the ArrayList lines are for trimmed lists - In practice, the ca...
How to wait for a number of threads to complete?
What is a way to simply wait for all threaded process to finish? For example, let's say I have:
13 Answers
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Entity Framework Migrations renaming tables and columns
I renamed a a couple entities and their navigation properties and generated a new Migration in EF 5. As is usual with renames in EF migrations, by default it was going to drop objects and recreate them. That isn't what I wanted so I pretty much had to build the migration file from scratch.
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What is the cleanest way to ssh and run multiple commands in Bash?
...s needed?
– flow2k
Feb 27 '18 at 19:32
Also, is #!/bin/bash really used?
– flow2k
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Sequence-zip function for c++11?
With the new range-based for loop we can write code like
13 Answers
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How can I get the MAC and the IP address of a connected client in PHP?
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Server IP
You can get the server IP address from $_SERVER['SERVER_ADDR'].
Server MAC address
For the MAC address, you could parse the output of netstat -ie in Linux, or ipconfig /all in Windows.
Client IP address
You can get the client IP from $_SERVER['REMOTE_ADDR']
C...
How can you speed up Eclipse?
...m?
– IgorGanapolsky
Dec 5 '12 at 20:32
Running your command in Ubuntu results in the following: "Nothing to configure....
Preloading CSS Images
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vsyncvsync
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How do I parallelize a simple Python loop?
...tead:
pool = multiprocessing.Pool(4)
out1, out2, out3 = zip(*pool.map(calc_stuff, range(0, 10 * offset, offset)))
Note that this won't work in the interactive interpreter.
To avoid the usual FUD around the GIL: There wouldn't be any advantage to using threads for this example anyway. You want t...
/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
How can I get GLIBCXX_3.4.15 in Ubuntu? I can't run some programs that I'm compiling.
19 Answers
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