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Why is this program valid? I was trying to create a syntax error
...h a Git pre-commit hook to detect programs being checked in with syntax errors. (Somehow I just managed to do such a bad commit.) So as a test program I randomly jotted this:
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Create a custom View by inflating a layout?
... add all our your components in code (TextView, etc), and in your constructor you can read the attributes passed in from the XML. You can then pass that attribute to your title TextView.
http://developer.android.com/guide/topics/ui/custom-components.html
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How to listen for changes to a MongoDB collection?
I'm creating a sort of background job queue system with MongoDB as the data store. How can I "listen" for inserts to a MongoDB collection before spawning workers to process the job? Do I need to poll every few seconds to see if there are any changes from last time, or is there a way my script can wa...
Why is a boolean 1 byte and not 1 bit of size?
...ecifying an address you go in bytes...bit offset literals would get a bit wordy (excuse the pun).
– user7116
Jan 7 '11 at 16:12
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ASP.NET: Session.SessionID changes between requests
...son
When using cookie-based session state, ASP.NET does not allocate storage for session data until the Session object is used. As a result, a new session ID is generated for each page request until the session object is accessed. If your application requires a static session ID for the entire s...
How can I clear previous output in Terminal in Mac OS X?
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To clear the terminal manually:
⌘+K
Command+K for newer keyboards
To clear the terminal from within a shell script;
/usr/bin/osascript -e 'tell application "System Events" to tell process "Terminal" to keystroke "k" using command down'
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Android TextView padding between lines
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lineSpacingMultiplier works for me with float values like: android:lineSpacingMultiplier="0.8"
– Juan Saravia
Mar 25 '15 at 16:58
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How to post JSON to a server using C#?
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The way I do it and is working is:
var httpWebRequest = (HttpWebRequest)WebRequest.Create("http://url");
httpWebRequest.ContentType = "application/json";
httpWebRequest.Method = "POST";
using (var streamWriter = new StreamWriter(httpWebRequest.Get...
How to capture no file for fs.readFileSync()?
Within node.js readFile() shows how to capture an error, however there is no comment for the readFileSync() function regarding error handling. As such, if I try to use readFileSync() when there is no file, I get the error Error: ENOENT, no such file or directory .
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How to create a backup of a single table in a postgres database?
... a single table within a database using postgres? And how? Does this also work with the pg_dump command?
6 Answers
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