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Loop through properties in JavaScript object with Lodash
.../lodash.com/docs#forOwn
Note that forOwn checks hasOwnProperty, as you usually need to do when looping over an object's properties. forIn does not do this check.
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How to sort a list of objects based on an attribute of the objects?
...is a need to sort by multiple fields, it could be achieved by consecutive calls to sort(), because python is using stable sort algorithm.
– zzz777
Feb 23 at 14:41
add a commen...
Reading Xml with XmlReader in C#
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My experience of XmlReader is that it's very easy to accidentally read too much. I know you've said you want to read it as quickly as possible, but have you tried using a DOM model instead? I've found that LINQ to XML makes XML work much much easier.
If your document is particularly h...
How do I correctly clone a JavaScript object?
... if you know its name, but I don't know of any way to discover it automatically.
Yet another snag in the quest for an elegant solution is the problem of setting up the prototype inheritance correctly. If your source object's prototype is Object, then simply creating a new general object with {} wil...
100% width Twitter Bootstrap 3 template
...Note that .container-fluid was re-introduced in 3.1.
Full width on mobile/tablet, 1/4 screen on desktop
<div class="container-fluid"> <!-- Adds 15px left/right padding -->
<div class="row"> <!-- Adds -15px left/right margins -->
<div class="col-md-4 col-md-offset-...
Saving a Numpy array as an image
... Remember to scale the values to the right range for PNG, usually 0..255. The value ranges in neural networks are frequently 0..1 or -1..1.
– Tomáš Gavenčiak
Mar 31 '18 at 18:49
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Installing Java 7 on Ubuntu
to install java I have always used the classic way from the terminal.
I would like to install java manually.
I placed the folder of the JDK on the desk and I set environment variables (PATH, CLASSPATH and JAVA_HOME).
From the terminal, if I type java -version I get printed
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Coding Practices which enable the compiler/optimizer to make a faster program
...act.
Expect to be disappointed and to have to work very hard indeed for small performance improvements. Modern compilers for mature languages such as Fortran and C are very, very good. If you read an account of a 'trick' to get better performance out of code, bear in mind that the compiler writer...
Selenium: FirefoxProfile exception Can't load the profile
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Update:
Selenium team fixed in latest version. For almost all environments the fix is:
pip install -U selenium
Unclear at which version it was fixed (apparently r13122), but certainly by 2.26.0 (current at time of update) it is fixed.
This error means that _wait_until_conn...
Best practice: PHP Magic Methods __set and __get [duplicate]
...magic methods.
This was a mistake, the last part of your question says it all :
this is slower (than getters/setters)
there is no auto-completion (and this is a major problem actually), and type management by the IDE for refactoring and code-browsing (under Zend Studio/PhpStorm this can be handle...