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How to write into a file in PHP?
...gh the following steps:
Open the file
Write to the file
Close the file
$select = "data what we trying to store in a file";
$file = fopen("/var/www/htdocs/folder/test.txt", "a");
fwrite($file , $select->__toString());
fclose($file );
...
What does “static” mean in C?
... an array type declaration as an argument to a function:
int someFunction(char arg[static 10])
{
...
}
In this context, this specifies that arguments passed to this function must be an array of type char with at least 10 elements in it. For more info see my question here.
...
top -c command in linux to filter processes listed based on processname
...: toggle full path vs. command name
'k' : kill by PID
'F' : filter by... select with arrows... then press 's' to set the sort
the answer below is good too... I was looking for that today but couldn't find it. Thanks
share...
Mac zip compress without __MACOSX folder?
...p -d "$p" \*/.DS_Store || true
done
Create a new Service with Automator
Select "Files and Folders" in "Finder"
Add a "Shell Script Action"
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How do I obtain a Query Execution Plan in SQL Server?
...ution plan in SQL Server Management Studio, or right click on the plan and select "Save Execution Plan As ..." to save the plan to a file in XML format.
Method 2 - Using SHOWPLAN options
This method is very similar to method 1 (in fact this is what SQL Server Management Studio does internally), ho...
differentiate null=True, blank=True in django
...o need your database to allow NULL values for that field. The exception is CharFields and TextFields, which in Django are never saved as NULL. Blank values are stored in the DB as an empty string ('').
A few examples:
models.DateTimeField(blank=True) # raises IntegrityError if blank
models.DateTi...
Why doesn't “System.out.println” work in Android?
... throws IOException{
if(mCache == null) mCache = "";
if(((char) b) == '\n'){
Log.i("redirect from system.out", mCache);
mCache = "";
}else{
mCache += (char) b;
}
}
}
...
What's the best way to check if a file exists in C?
...t; // stat
#include <stdbool.h> // bool type
bool file_exists (char *filename) {
struct stat buffer;
return (stat (filename, &buffer) == 0);
}
and call it like this:
#include <stdio.h> // printf
int main(int ac, char **av) {
if (ac != 2)
return 1;
...
XML attribute vs XML element
...as a > or < you XML document will break I think there are five ascii chars (>, <, &, ?,") that will kill it. If this special character was in an Element you can simply add some CDATA tags around this data. I would say, only use attributes when you 100% know what values are going t...
How to evaluate a math expression given in string form?
...r) {
return new Object() {
int pos = -1, ch;
void nextChar() {
ch = (++pos < str.length()) ? str.charAt(pos) : -1;
}
boolean eat(int charToEat) {
while (ch == ' ') nextChar();
if (ch == charToEat) {
nextChar...