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What are Aggregates and PODs and how/why are they special?

...er-defined constructor is present, it means that the user needs to do some extra work to initialize the members therefore brace initialization would be incorrect. If virtual functions are present, it means that the objects of this class have (on most implementations) a pointer to the so-called vtabl...
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What's the best way to build a string of delimited items in Java?

... it provides a join method very similar to the one you refer to in Ruby: StringUtils.join(java.lang.Iterable,char) Java 8: Java 8 provides joining out of the box via StringJoiner and String.join(). The snippets below show how you can use them: StringJoiner StringJoiner joiner = new StringJoi...
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Best implementation for hashCode method for a collection

...has only one multiplier, while non-prime has at least two. That creates an extra combination for multiplication operator to result the same hash, i.e. cause collision. – dma_k Feb 15 '13 at 14:08 ...
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How to pass a URI to an intent?

... you can store the uri as string intent.putExtra("imageUri", imageUri.toString()); and then just convert the string back to uri like this Uri myUri = Uri.parse(extras.getString("imageUri")); ...
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string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)

Is use of string.IsNullOrEmpty(string) when checking a string considered as bad practice when there is string.IsNullOrWhiteSpace(string) in .NET 4.0 and above? ...
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What does “connection reset by peer” mean?

...e. This bypasses the normal half-closed state transition. I like this description: "Connection reset by peer" is the TCP/IP equivalent of slamming the phone back on the hook. It's more polite than merely not replying, leaving one hanging. But it's not the FIN-ACK expected of the truly polite TCP...
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How to configure Fiddler to listen to localhost?

... Even this is overkill. All you have to do is use the computer's IP address instead of localhost. – Christian Findlay Nov 14 '18 at 22:40 add a comment ...
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How To Set Up GUI On Amazon EC2 Ubuntu server

...at. The only difference with previous answer is you need to install these extra packages: apt-get install gnome-panel gnome-settings-daemon metacity nautilus gnome-terminal And use this ~/.vnc/xstartup file: #!/bin/sh export XKL_XMODMAP_DISABLE=1 unset SESSION_MANAGER unset DBUS_SESSION_BUS_AD...
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How to insert a value that contains an apostrophe (single quote)?

...ote, is a special character in SQL that specifies the beginning and end of string data. This means that to use it as part of your literal string data you need to escape the special character. With a single quote this is typically accomplished by doubling your quote. (Two single quote characters, not...
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Convert HashBytes to VarChar

I want to get the MD5 Hash of a string value in SQL Server 2005. I do this with the following command: 7 Answers ...