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Getting Python error “from: can't read /var/mail/Bio”
I am running a (bio)python script which results in the following error:
6 Answers
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How to define an enumerated type (enum) in C?
I'm not sure what is the proper syntax for using C enums. I have the following code:
13 Answers
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shortcut in Android Studio to locate the current editing src file
...panel (the very left panel of the Android Studio), except manually. (The worst case is that all the folders there are collapsed)
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Getting the first character of a string with $str[0]
... want to get the first letter of a string and I've noticed that $str[0] works great. I am just not sure whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turning to you guys to tell me if it's all right – ...
How to use string.replace() in python 3.x
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As in 2.x, use str.replace().
Example:
>>> 'Hello world'.replace('world', 'Guido')
'Hello Guido'
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C: differences between char pointer and array [duplicate]
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True, but it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a pointer that lives in the current scope's stack ...
Getting the filenames of all files in a folder [duplicate]
...folder = new File("your/path");
File[] listOfFiles = folder.listFiles();
for (int i = 0; i < listOfFiles.length; i++) {
if (listOfFiles[i].isFile()) {
System.out.println("File " + listOfFiles[i].getName());
} else if (listOfFiles[i].isDirectory()) {
System.out.println("Directory " + ...
What's the use of ob_start() in php?
Is ob_start() used for output buffering so that the headers are buffered and not sent to the browser? Am I making sense here? If not then why should we use ob_start() ?
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design a stack such that getMinimum( ) should be O(1)
...e requirements, this will still be O(n) just with a different constant factor.
Non-constant-space solution
Keep a "duplicate" stack of "minimum of all values lower in the stack". When you pop the main stack, pop the min stack too. When you push the main stack, push either the new element or the cu...
X-UA-Compatible is set to IE=edge, but it still doesn't stop Compatibility Mode
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If you need to override IE's Compatibility View Settings for intranet sites you can do so in the web.config (IIS7) or through the custom HTTP headers in the web site's properties (IIS6) and set X-UA-Compatible there. The meta tag doesn't override IE's intranet setting in Compatibil...