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const char * const versus const char *?
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The latter prevents you from modifying the_string inside print_string. It would actually be appropriate here, but perhaps the verbosity put off the developer.
char* the_string : I can change which char the_string points to, and I can modify the char to which it points...
Rails: How can I set default values in ActiveRecord?
... Rails 3.2+ - for earlier, use self.attributes.has_key?, and you need to a string instead of a symbol.
– Cliff Darling
Oct 22 '12 at 15:54
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Is it possible to break a long line to multiple lines in Python [duplicate]
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This works because python automatically concatenates the strings inside the parenthesis, without the need of putting a + operator.
– blueFast
Oct 17 '17 at 14:30
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Best way to store time (hh:mm) in a database
... line. ALWAYS consider all time zones.
C#
A DateTime renders nicely to a string in C#. The ToString(string Format) method is compact and easy to read.
E.g.
new TimeSpan(EventStart.Ticks - EventEnd.Ticks).ToString("h'h 'm'm 's's'")
SQL server
Also if you're reading your database seperate to y...
Where is the php.ini file on a Linux/CentOS PC? [duplicate]
...s you need Putty)
ssh user@ip
php -i | grep "Loaded Configuration File"
And it will show you something like this Loaded Configuration File => /etc/php.ini.
ALTERNATIVE METHOD
You can make a php file on your website, which run: <?php phpinfo(); ?>, and you can see the php.ini location o...
How do I concatenate const/literal strings in C?
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In C, "strings" are just plain char arrays. Therefore, you can't directly concatenate them with other "strings".
You can use the strcat function, which appends the string pointed to by src to the end of the string pointed to by de...
Shortcuts in Objective-C to concatenate NSStrings
Are there any shortcuts to ( stringByAppendingString: ) string concatenation in Objective-C, or shortcuts for working with NSString in general?
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get current url in twig template?
...ute_parameters won't work if you have some additional params in your query string. You could use app.request.query.all instead.
– wdev
Nov 26 '12 at 17:42
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Executing Batch File in C#
...streams in order to find out what's happening:
static void ExecuteCommand(string command)
{
int exitCode;
ProcessStartInfo processInfo;
Process process;
processInfo = new ProcessStartInfo("cmd.exe", "/c " + command);
processInfo.CreateNoWindow = true;
processInfo.UseShellEx...
How can I make my custom objects Parcelable?
...plementation.
public class Student implements Parcelable{
private String id;
private String name;
private String grade;
// Constructor
public Student(String id, String name, String grade){
this.id = id;
this.name = name;
t...