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Capturing Ctrl-c in ruby
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FYI, 130 is the correct exit code for Ctrl-C interrupted scripts: google.com/search?q=130+exit+code&en= (130 | Script terminated by Control-C | Ctl-C | Control-C is fatal error signal 2, (130 = 128 + 2, see above))
– Dorian
Apr 17 '17 at 2...
Join a list of strings in python and wrap each string in quotation marks
...t the miniscule speed difference here is the entire bottleneck of a Python script. Also this code is much less intuitive so it is not better, it is very slightly faster. My solution is more pythonic and readable
– jamylak
Oct 15 '16 at 1:14
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Python serialization - Why pickle?
... all the information necessary to reconstruct the object in another python script.
As for where the pickled information is stored, usually one would do:
with open('filename', 'wb') as f:
var = {1 : 'a' , 2 : 'b'}
pickle.dump(var, f)
That would store the pickled version of our var dict in...
VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...nk的code为例）
ARM汇编代码，文件命名为armtest.asm：
; TITLE("Sample App")
;++
AREA sample, CODE, READONLY ; name this block of code
EXPORT TEST
IMPORT iGlobal
;
; Called from C as int ARMTEST1(int, int, int, int);
; The first 4 parameters are pa...
How to make pipes work with Runtime.exec()?
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Write a script, and execute the script instead of separate commands.
Pipe is a part of the shell, so you can also do something like this:
String[] cmd = {
"/bin/sh",
"-c",
"ls /etc | grep release"
};
Process p = Runtime.getRuntime...
Can existing virtualenv be upgraded gracefully?
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Thanks! I tried your method and see that the 'activate' script is updated, but the old version remains (please see the revised question). Are you able to provide an example?
– Matt Norris
Jan 31 '10 at 14:13
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Java - removing first character of a string
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you can do like this:
String str="Jamaica";
str=str.substring(1, title.length());
return str;
or in general:
public String removeFirstChar(String str){
return str.substring(1, title.length());
}
How do I get the current time only in JavaScript
... ...Did you typo 'get' as 'set'? If not, your answer doesn't match your title and your title doesn't match the question.
– Fund Monica's Lawsuit
May 15 '15 at 14:55
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Rails select helper - Default selected value, how?
...ion from the database. I was trying to populate the default selection by a title, not an id of the item. This answer helped me see that issue, and once I populated my @project variable with an id from the database table, instead of a title, this code worked appended onto the back of the form.select ...
How to safely open/close files in python 2.4
I'm currently writing a small script for use on one of our servers using Python. The server only has Python 2.4.4 installed.
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