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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'...
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...
Comparing Java enum members: == or equals()?
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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.
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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.
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Show a popup/message box from a Windows batch file
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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...
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...
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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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
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Effect of NOLOCK hint in SELECT statements
...l complete faster than a normal select.
2) Yes, a select with NOLOCK will allow other queries against the effected table to complete faster than a normal select.
Why would this be?
NOLOCK typically (depending on your DB engine) means give me your data, and I don't care what state it is in, and d...
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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