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What is InputStream & Output Stream? Why and when do we use them?

...whether the stream is a file, a web page, or the screen shouldn't matter. All that matters is that you receive information from the stream (or send information into that stream.) InputStream is used for many things that you read from. OutputStream is used for many things that you write to. Here'...
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Is it safe to delete a NULL pointer?

...ter delete. Setting a pointer to NULL after deleting it masquerades memory allocation errors, which is a very bad thing. A program that is correct does not delete a pointer twice, and a program that does delete a pointer twice should crash. – Damon Aug 30 '13 a...
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How to Disable landscape mode in Android?

... reason, sensorPortrait may be better than portrait for Android 2.3+; this allows for upside-down portrait, which is quite common in tablet usage. share | improve this answer | ...
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Show a popup/message box from a Windows batch file

... I would make a very simple VBScript file and call it using CScript to parse the command line parameters. Something like the following saved in MessageBox.vbs: Set objArgs = WScript.Arguments messageText = objArgs(0) MsgBox messageText Which you would call like: cscr...
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How to export iTerm2 Profiles

... folder or URL:. There is a button next to it Save settings to Folder. So all you need to do is save your settings first and load it after you reinstalled your OS. If the Save settings to Folder is disabled, select a folder (e.g. empty) in the Load preferences from a custom folder or URL: text box...
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How to output a multiline string in Bash?

How can I output a multipline string in Bash without using multiple echo calls like so: 7 Answers ...
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Comparing Java enum members: == or equals()?

... Both are technically correct. If you look at the source code for .equals(), it simply defers to ==. I use ==, however, as that will be null safe. share | ...
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IIS7 Cache-Control

... thought would be fairly simple. Get IIS 7 to tell clients they can cache all images on my site for a certain amount of time, let's say 24 hours. ...
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How to change past commit to include a missed file?

...s that the case even if I am the only user of the remote repo? Wouldn't it allow me to do git push -f if I am sure the upstream didn't change? – kolrie Jan 16 '13 at 22:48 1 ...
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Targeting only Firefox with CSS

...more on "using selector hacks" and on how the example you provided specifically works? Thanks. – jj_ Nov 30 '14 at 11:15 1 ...