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Is there a standard function to check for null, undefined, or blank variables in JavaScript?
...t undefined or null ? I've got this code, but I'm not sure if it covers all cases:
41 Answers
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how to change namespace of entire project?
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also rename <add namespace="OldNameSpace" /> in all of the web.config files in the views folder
– neo112
Jul 7 '15 at 7:31
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Is it possible to search for a particular filename on GitHub?
I know that the GitHub web interface lets you search all repositories for files with a particular pathname (e.g. searching for path:/app/models/user.rb yields >109k results), but is there a way to search all repositories for filenames independent of their subdirectory location? I tried using as...
What is SOA “in plain english”? [closed]
Can someone explain in plain english what is SOA all about ? I hear SOA here, SOA there but I cannot understand exacly what it is and what is used for. Was it some simple concept and later evolved into something huge or what?
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Difference between java.lang.RuntimeException and java.lang.Exception
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Generally RuntimeExceptions are exceptions that can be prevented programmatically. E.g NullPointerException, ArrayIndexOutOfBoundException. If you check for null before calling any method, NullPointerException would never occur. ...
Pros and Cons of SQLite and Shared Preferences [closed]
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It really depends on the data you want to store.
SQLite
Large amounts of same structured data should be stored in a SQLite database as databases are designed for this kind of data. As the data is structured and managed by the d...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
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RaisePropertyChanged("ViewModelCopyOfSomeProperty");
}
But typically this is only needed if more than one object will be making changes to the Model's data, which is not usually the case.
If you ever have a case where you don't actually have a reference to your Model property to attach t...
Where does git config --global get written to?
...Vascellaro points out in the comments,
it will work with non-standard install locations. (i.e. Git Portable)
(like the latest PortableGit-2.14.2-64-bit.7z.exe, which can be uncompressed anywhere you want)
Original answer (2010)
From the docs:
--global
For writing options: write to global ~/.gitc...
Simple way to encode a string according to a password?
... to do much work to implement a proper encryption scheme however. First of all, don’t re-invent the cryptography wheel, use a trusted cryptography library to handle this for you. For Python 3, that trusted library is cryptography.
I also recommend that encryption and decryption applies to bytes; ...
Click through div to underlying elements
...'scale');
background: none !important;
Here is a basic example page with all the code.
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