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Python Threading String Arguments

...t list processThread.start() If you notice, from the stack trace: self.__target(*self.__args, **self.__kwargs) The *self.__args turns your string into a list of characters, passing them to the processLine function. If you pass it a one element list, it will pass that element as the first argum...
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When and why JPA entities should implement Serializable interface?

... This usually happens if you mix HQL and native SQL queries. In HQL, Hibernate maps the types you pass in to whatever the DB understands. When you run native SQL, then you must do the mapping yourself. If you don't, then the default m...
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Reloading the page gives wrong GET request with AngularJS HTML5 mode

... Server side Using this mode requires URL rewriting on server side, basically you have to rewrite all your links to entry point of your application (e.g. index.html) The reason for this is that when you first visit the page (/about), e.g. after a refresh, the browser has no way of knowing that t...
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Location Services not working in iOS 8

... check whether the user is running iOS 8 or iOS 7. For example: #define IS_OS_8_OR_LATER ([[[UIDevice currentDevice] systemVersion] floatValue] >= 8.0) //In ViewDidLoad if(IS_OS_8_OR_LATER) { [self.locationManager requestAlwaysAuthorization]; } [self.locationManager startUpdatingLocation]; ...
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vagrant up failed, /dev/vboxnetctl: no such file or directory

Can be useful, I found this error. The common solution is reinstall virtualbox but there are a better way. 8 Answers ...
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map function for objects (instead of arrays)

... of obj1 sit on the 'prototype' of obj2 console.log(obj2) // Prints: obj2.__proto__ = { 'a': 1, 'b': 2, 'c': 3} console.log(Object.keys(obj2)); // Prints: an empty Array. for (key in obj2) { console.log(key); // Prints: 'a', 'b', 'c' } jsbin However, please do me a favor and av...
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How do I read from parameters.yml in a controller in symfony2?

...and then - the needed parameter. $this->container->getParameter('api_user'); This documentation chapter explains it. While $this->get() method in a controller will load a service (doc) In Symfony 2.7 and newer versions, to get a parameter in a controller you can use the following: $th...
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Is there a 'box-shadow-color' property?

... That's a great use of variables! Let's hope that they'll be supported in all browsers within the next few years :/ – fregante Aug 18 '15 at 0:10 ...
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How do I add a path to PYTHONPATH in virtualenv

... You can usually avoid having to do anything with PYTHONPATH by using .pth files. Just put a file with a .pth extension (any basename works) in your virtualenv's site-packages folder, e.g. lib\python2.7\site-packages, with the absolute p...
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Specifying an Index (Non-Unique Key) Using JPA

...Table; @Entity @Table(name = "region", indexes = {@Index(name = "my_index_name", columnList="iso_code", unique = true), @Index(name = "my_index_name2", columnList="name", unique = false)}) public class Region{ @Column(name = "iso_code", nullable = false) priva...