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How to call a Python function from Node.js
...all you have to do is make sure that you import sys in your python script, and then you can access arg1 using sys.argv[1], arg2 using sys.argv[2], and so on.
To send data back to node just do the following in the python script:
print(dataToSendBack)
sys.stdout.flush()
And then node can liste...
Check to see if python script is running
...my web app/ How can I quickly check (using python) if my daemon is running and, if not, launch it?
19 Answers
...
C++ where to initialize static const
...// No definition for i. (*)
const int foo::j = 4;
(*) According to the standards you must define i outside of the class definition (like j is) if it is used in code other than just integral constant expressions. See David's comment below for details.
...
Coloring white space in git-diff's output
... --ws-error-highlight=new,old highlights whitespace errors on both deleted and added lines. all can be used as a short-hand for
old,new,context.
git diff --ws-error-highlight=new,old <file>
or
git diff --ws-error-highlight=all <file>
I don't know of a way to permanently turn this...
How can I efficiently download a large file using Go?
...
Note that io.Copy reads 32kb (maximum) from input and writes them to output, then repeats. So don't worry about memory.
– Moshe Revah
Jul 28 '12 at 0:11
1
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How do I deal with certificates using cURL while trying to access an HTTPS url?
...lated to a missing package: ca-certificates. Install it.
In Ubuntu Linux (and similar distro):
# apt-get install ca-certificates
In CygWin via Apt-Cyg
# apt-cyg install ca-certificates
In Arch Linux (Raspberry Pi)
# pacman -S ca-certificates
The documentation tells:
This package incl...
How do I grab an INI value within a shell script?
...r a specialized ini parser like crudini, as there are many edge cases not handled by the above
– pixelbeat
Oct 27 '15 at 11:30
3
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Why C# fails to compare two object types with each other but VB doesn't?
I have two objects in C# and don't know if it's Boolean or any other type.
However when I try to compare those C# fails to give the right answer.
I have tried the same code with VB.NET and that did it !
...
Find Java classes implementing an interface [duplicate]
Some time ago, I came across a piece of code, that used some piece of standard Java functionality to locate the classes that implemented a given interface. I know the functions were hidden in some non-logical place, but they could be used for other classes as the package name implied. Back then I di...
Java: function for arrays like PHP's join()?
...
If you were looking for what to use in android, it is:
String android.text.TextUtils.join(CharSequence delimiter, Object[] tokens)
for example:
String joined = TextUtils.join(";", MyStringArray);
...