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Reading a simple text file
...
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.util.Vector;
import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
public class txtRead extends Activity {
String labels="caption";
String text="";
String[...
smart pointers (boost) explained
...neither transferable nor sharable. It's just usable if you locally need to allocate memory, but be sure it's freed again when it goes out of scope. But it can still be swapped with another scoped_ptr, if you wish to do so.
shared_ptr is a smart pointer that shares ownership (third kind above). It ...
Autocompletion in Vim
...t. You have to "hack" it to make it work with JavaScript, ActionScript and PHP. Here I explain how I do it. And here is another hint for PHP.
– romainl
Mar 2 '11 at 20:07
...
Redis: Show database size/size for keys
...ue require to be stored in RAM.
The reported usage is the total of memory allocations for data and administrative overheads that a key its value require
(source redis documentation)
share
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improve...
Response.Redirect with POST instead of Get?
...timestamp" value="1382728968" />
<input type="hidden" name="token" value="XXXXXXX" />
<input type="hidden" name="nav-data" value="XXXXXXXXX" />
</form>
<script type="text/javascript">
document.forms[0].submit();
</script>
</...
Mark parameters as NOT nullable in C#/.NET?
...de
what else to assign to it? What other value could we pave a freshly
allocated array of references over with, until you get around to
filling it in?
Also, sometimes null is a sensible value in and of itself. Sometimes
you want to represent the fact that, say, a field doesn’t have a
...
Check if passed argument is file or directory in Bash
...sdas: cannot open `ldasdas' (No such file or directory))
$ ./f.bash evil.php
FILE FOUND (evil.php: PHP script, ASCII text)
FYI: the answers above work but you can use -s to help in weird situations by checking for a valid file first:
#!/bin/bash
check_file(){
local file="${1}"
[[ -s ...
How can I initialize base class member variables in derived class constructor?
...onstructor. It will first be default-initialized when the instance of B is allocated, then it will be assigned inside the B's constructor. But I also think the compiler can still optimize this.
– Violet Giraffe
Jan 10 '19 at 11:36
...
When to use inline function and when not to use it?
...iron reason to avoid inlining a function. The implementation is obliged to allocate a single static object for each function static whether or not the function is declared inline or not. Classes are still extensible if they have inline constructors and virtual destructors. And empty brace destructor...
Check if a string contains a number
...xt:
import nltk
def existence_of_numeric_data(text):
text=nltk.word_tokenize(text)
pos = nltk.pos_tag(text)
count = 0
for i in range(len(pos)):
word , pos_tag = pos[i]
if pos_tag == 'CD':
return True
return False
existence_of_numeric_data('We are g...