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On delete cascade with doctrine2
...a simple example in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
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No Swipe Back when hiding Navigation Bar in UINavigationController
...pan swipe back gesture . I can write custom gestures but I prefer not to and to rely on the UINavigationController back swipe gesture instead.
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How to convert a List into a comma separated string without iterating List explicitly [dupli
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On Android use:
android.text.TextUtils.join(",", ids);
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How do I get the first n characters of a string without checking the size or going out of bounds?
...If the reader hasn't seen this trick, he/she has to think harder to understand the code. IMO, the code's meaning is more obvious in the if / else version. For a cleaner / more readable solution, see @paxdiablo's answer.
sh...
ScalaTest in sbt: is there a way to run a single test without tags?
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Just to clarify, if you run it from the command line, it should be as single argument: sbt "testOnly *MySuite -- -z foo"
– Sogartar
Jan 11 '17 at 17:17
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Inheriting constructors
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If your compiler supports C++11 standard, there is a constructor inheritance using using (pun intended). For more see Wikipedia C++11 article. You write:
class A
{
public:
explicit A(int x) {}
};
class B: public A
{
using A::A;
};
This i...
Use latest version of Internet Explorer in the webbrowser control
... I think it's right, but it did not I work for me. Maybe I am using .NET 4 and am using 64x OS so kindly check this.
You may put in setup or check it in start-up of your application:
private void Form1_Load(object sender, EventArgs e)
{
var appName = Process.GetCurrentProcess().ProcessName + "...
How to properly use unit-testing's assertRaises() with NoneType objects? [duplicate]
...ove you can use the ability of assertRaises to be use as a context manager and do:
with self.assertRaises(TypeError):
self.testListNone[:1]
If you are using python2.6 another way beside the one given until now is to use unittest2 which is a back port of unittest new feature to python2.6, and ...
super() in Java
...h no arguments.
It can be used also with arguments. I.e. super(argument1) and it will call the constructor that accepts 1 parameter of the type of argument1 (if exists).
Also it can be used to call methods from the parent. I.e. super.aMethod()
More info and tutorial here
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How to have multiple data-bind attributes on one element?
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This is how I implemented the source attribute and click event using data-bind. You may find it useful.
<img data-bind="{click: function(data, event) {ESVendorWidget.loadFunction(data,event)},
attr: {src: $data.Photo.PhotoUrl }}"
alt="package pic...