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Is there an interpreter for C? [closed]
... the ISO C90
Standard, but extends C with many
high-level features such as string
type and computational arrays as
first-class objects.
Ch standard is freeware but not open source. Only Ch professional has the plotting capabilities and other features one might want.
I've never looked at this befor...
How to write a UTF-8 file with Java?
...(
new FileOutputStream("outfilename"), "UTF-8"));
try {
out.write(aString);
} finally {
out.close();
}
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MongoDB: How to update multiple documents with a single command?
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How to do it for oldvalue+"some string"
– Mahesh K
Nov 14 '17 at 11:03
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How to find if directory exists in Python
...[3]: p.exists()
Out[3]: True
In [4]: p.is_dir()
Out[4]: True
Paths (and strings) can be joined together with the / operator:
In [5]: q = p / 'bin' / 'vim'
In [6]: q
Out[6]: PosixPath('/usr/bin/vim')
In [7]: q.exists()
Out[7]: True
In [8]: q.is_dir()
Out[8]: False
Pathlib is also available ...
Sorting a tab delimited file
...t' -k3 -nr file.txt
Notice the dollar sign in front of the single-quoted string. You can read about
it in the ANSI-C Quoting sections of the bash man page.
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Why I am Getting Error 'Channel is unrecoverably broken and will be disposed!'
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I got similar error (my app crashes) after I renamed something in strings.xml and forgot to modify other files (a preference xml resource file and java code).
IDE (android studio) didn't showed any errors. But, after I repaired my xml files and java code, app ran okay. So, maybe there are...
How can I represent an infinite number in Python?
...NEVER use it unless absolutely necessary):
None < any integer < any string
Thus the check i < '' holds True for any integer i.
It has been reasonably deprecated in python3. Now such comparisons end up with
TypeError: unorderable types: str() < int()
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Cannot use object of type stdClass as array?
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Have same problem today, solved like this:
If you call json_decode($somestring) you will get an Object and you need to access like $object->key , but if u call json_decode($somestring, true) you will get an dictionary and can access like $array['key']
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How to use classes from .jar files?
...rg.example.Classname;
public class mysource {
public static void main(String[] argv) {
......
}
}
First, as you see, in your code you have to import the classes. To do that you need import org.example.Classname;
Second, when you compile the source, you have to reference the jar file.
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How to empty (“truncate”) a file on linux that already exists and is protected in someway?
...is not need to sudo. I think the other issue is you are passing command as string argument to sh , I don't know how that is handled internally but that is another layer of complexity/redirection added
– sakhunzai
Apr 14 '14 at 5:36
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