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MySQL vs MySQLi when using PHP [closed]
...QL Improved Extension Overview, it should tell you everything you need to know about the differences between the two.
The main useful features are:
an Object-oriented interface
support for prepared statements
support for multiple statements
support for transactions
enhanced debugging capabiliti...
Running SSH Agent when starting Git Bash on Windows
...key to the SSH agent should be required to be performed only one-time.
6) Now logout of your Bash session on Windows Linux Subsystem i.e. exit all the Bash consoles again and start a new console again and try to SSH to your Github Host or other host as configured in SSH config file and it should wo...
Use the XmlInclude or SoapInclude attribute to specify types that are not known statically
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So the base type needs to know all of its implementations? This doesn't seem like a very good solution. Is there no other way?
– Alexander Stolz
Jul 3 '14 at 8:10
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How to decorate a class?
...consider a subclass instead of the approach you've outlined. However, not knowing your specific scenario, YMMV :-)
What you're thinking of is a metaclass. The __new__ function in a metaclass is passed the full proposed definition of the class, which it can then rewrite before the class is created. ...
XmlWriter to Write to a String Instead of to a File
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I know this is old and answered, but here is another way to do it. Particularly if you don't want the UTF8 BOM at the start of your string and you want the text indented:
using (var ms = new MemoryStream())
using (var x = new X...
How to show SQL queries run in the Rails console?
...raw query to explain and analyze. I guess will have to do with explain for now.
– abhishek77in
Jun 5 at 8:20
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`staticmethod` and `abc.abstractmethod`: Will it blend?
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abstractstaticmethod Deprecated since version 3.3: It is now possible to use staticmethod with abstractmethod(), making this decorator redundant. link
– irakli khitarishvili
Dec 24 '15 at 9:59
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Static constant string (class member)
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In C++11 you can do now:
class A {
private:
static constexpr const char* STRING = "some useful string constant";
};
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bool to int conversion
... zero and
the value true is converted to one.
As for C, as far as I know there is no bool in C. (before 1999) So bool to int conversion is relevant in C++ only. In C, 4<5 evaluates to int value, in this case the value is 1, 4>5 would evaluate to 0.
EDIT: Jens in the comment said, C99 ...
Trying to start a service on boot on Android
...on android:name="android.intent.action.QUICKBOOT_POWERON" />
Receiver now look like this:
<receiver android:name="org.yourapp.OnBoot">
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED"/>
<action android:name="android.intent.act...