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Java null check why use == instead of .equals()
In Java I am told that when doing a null check one should use == instead of .equals(). What are the reasons for this?
16 An...
encryption/decryption with multiple keys
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GnuPG does multi-key encryption in standard.
The following command will encrypt doc.txt using the public key for Alice and the public key for Bob. Alice can decrypt using her private key. Bob can also decrypt using his private key.
gpg --encrypt --recipie...
Node.js check if path is file or directory
I can't seem to get any search results that explain how to do this.
6 Answers
6
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How do I list all loaded assemblies?
In .Net, I would like to enumerate all loaded assemblies over all AppDomains. Doing it for my program's AppDomain is easy enough AppDomain.CurrentDomain.GetAssemblies() . Do I need to somehow access every AppDomain? Or is there already a tool that does this?
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Vim: faster way to select blocks of text in visual mode
I have been using vim for quite some time and am aware that selecting blocks of text in visual mode is as simple as SHIFT + V and moving the arrow key up or down line-by-line until I reach the end of the block of text that I want selected.
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Installing Numpy on 64bit Windows 7 with Python 2.7.3 [closed]
It looks like the only 64 bit windows installer for Numpy is for Numpy version 1.3.0 which only works with Python 2.6
6 Ans...
Net::SMTPAuthenticationError when sending email from Rails app (on staging environment)
I am sending email from my Rails application. It works well on development environment, but fails on staging. I get the following error:
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“No backupset selected to be restored” SQL Server 2012
...However, when I backup it and try to restore it on another SQL Server 2012 instance (on another machine), I simply get this message that:
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How to create dictionary and add key–value pairs dynamically?
...s last part as needed to add more key/value pairs
Basically, you're creating an object literal with 2 properties (called key and value) and inserting it (using push()) into the array.
Edit: So almost 5 years later, this answer is getting downvotes because it's not creating an "normal" JS object...
What is the best way to test for an empty string with jquery-out-of-the-box?
What is the best way to test for an empty string with jquery-out-of-the-box, i.e. without plugins? I tried this .
10 Answ...