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Does Java have a complete enum for HTTP response codes?
...ervlet API has all the response codes in the form of int constants names SC_<description>. See http://docs.oracle.com/javaee/6/api/javax/servlet/http/HttpServletResponse.html
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Test whether string is a valid integer
...r example, [A-z] would not only give you A-Z and a-z but also \ , [, ], ^, _, and `.
– Doktor J
Jul 9 '18 at 18:13
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Convert Bitmap to File
...eger, String> {
Context context;
Bitmap bitmap;
String path_external = Environment.getExternalStorageDirectory() + File.separator + "temporary_file.jpg";
public fileFromBitmap(Bitmap bitmap, Context context) {
this.bitmap = bitmap;
this.context= context;
}
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Proper way to exit iPhone application?
...ck the Q&A here: https://developer.apple.com/library/content/qa/qa1561/_index.html
Q: How do I programmatically quit my iOS application?
There is no API provided for gracefully terminating an iOS application.
In iOS, the user presses the Home button to close applications. Should y...
Worth switching to zsh for casual use? [closed]
...ct it with
tar -xzvf bash-completion-20060301.tar.gz
then copy the bash_completion/bash_completion file to /etc with
sudo cp bash_completion/bash_completion /etc
which will prompt you for your password. You probably will want to make a /etc/bash_completion.d directory for any additional comp...
What are .a and .so files?
...ories... /usr/lib and /lib have most of them, and there is also the LIBRARY_PATH environment variable.
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Parallelize Bash script with maximum number of processes
...
cpus=$(getconf _NPROCESSORS_ONLN)
– mr.spuratic
Dec 3 '13 at 18:21
1
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MySQL Cannot Add Foreign Key Constraint
...s to be an INT, not a SMALLINT.
Also, you should run the query set foreign_key_checks=0 before running the DDL so you can create the tables in an arbitrary order rather than needing to create all parent tables before the relevant child tables.
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IPC performance: Named Pipe vs Socket
...ults are get with IPC benchmarking:
System: Linux (Linux ubuntu 4.4.0 x86_64 i7-6700K 4.00GHz)
Message: 128 bytes
Messages count: 1000000
Pipe benchmark:
Message size: 128
Message count: 1000000
Total duration: 27367.454 ms
Average duration: 27.319 us
Minimum duration: 5.888...
Set margins in a LinearLayout programmatically
...arams = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
layoutParams.setMargins(30, 20, 30, 0);
Button okButton=new Button(this);
okButton.setText("some text");
ll.addView(okButton, layoutParams);
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