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sys.argv[1] meaning in script
...to know your script name. To get the first argument after the script for a filename, you could do the following:
filename = sys.argv[1]
This is a very common usage, but note that it will fail with an IndexError if no argument was supplied.
Also, Python lets you reference a slice of a list, so to...
Is 23,148,855,308,184,500 a magic number, or sheer chance?
...n to the bank is known as settlement, and its done by sending a plain text file in a very rigid format. (This was all developed decades ago and the number of systems now using it makes it hard to modernise)
Each transaction appears in the file as a line of text, and part of that is the transaction ...
CUDA incompatible with my gcc version
... CUDA_NVCC_FLAGS="-ccbin gcc-4.4" .. && make. If you use plain Makefile you can try make CXX=g++-4.4 CC=gcc-4.4.
– patryk.beza
Apr 4 '16 at 18:54
1
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How to restart a rails server on Heroku?
...u can make a permanent alias by adding it to your .bashrc or .bash_aliases file as described at:
https://askubuntu.com/questions/17536/how-do-i-create-a-permanent-bash-alias and
Creating permanent executable aliases
Then you can just type hra app_name
You can restart a specific remote, e.g. "stagin...
From inside of a Docker container, how do I connect to the localhost of the machine?
... bind-address = 172.17.42.1 or bind-address = 0.0.0.0 in your MySQL config file (my.cnf).
If you need to set an environment variable with the IP address of the gateway, you can run the following code in a container :
export DOCKER_HOST_IP=$(route -n | awk '/UG[ \t]/{print $2}')
then in your app...
Using C++ library in C code
...le code is also a definition. In other words, should we place it in header files or source files?(or both?)
– kyriakosSt
Oct 15 '17 at 17:40
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How to get IP address of the device from code?
...getMACAddress() which could read the value from the special Linux(Android) file. I've run this code only on few devices and Emulator but let me know here if you find weird results.
// AndroidManifest.xml permissions
<uses-permission android:name="android.permission.INTERNET" />
<uses-permi...
How to replace a whole line with sed?
Suppose I have a file with lines
6 Answers
6
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What does the “expand” option do in grunt-contrib-copy? The examples all use it but the docs say not
...cific for grunt-contrib-copy, information about it can be found in Grunt's file configuration API:
Set expand to true to enable the following options:
cwd All src matches are relative to (but don't include) this path.
src Pattern(s) to match, relative to the cwd.
dest Destination pat...
Bomb dropping algorithm
... columns.
With the same approach clean columns 3,4,5, then columns 6,7,8, etc.
Unfortunately this does not help finding solution for the original problem.
"Larger" problem (without "nonicreasing" constraint) may be proven to be NP-hard. Here is sketch of a proof.
Suppose we have a planar graph...