大约有 48,000 项符合查询结果（耗时：0.0371秒） [XML]
Sound alarm when code finishes
...
This one seems to work on both Windows and Linux* (from this question):
def beep():
print("\a")
beep()
In Windows, can put at the end:
import winsound
winsound.Beep(500, 1000)
where 500 is the frequency in Herz
1000 is the duration in miliseconds
To work on ...
How to perform file system scanning
...thod parameter is n an int. If n <= 0, Readdir returns all the FileInfo from the directory in a single slice.
– peterSO
Jul 10 '13 at 0:12
...
Change app language programmatically in Android
...om BaseActivity.
public class LocaleHelper {
private static final String SELECTED_LANGUAGE = "Locale.Helper.Selected.Language";
public static Context onAttach(Context context) {
String lang = getPersistedData(context, Locale.getDefault().getLanguage());
return setLocale(context, lang);
}
...
How to check if running in Cygwin, Mac or Linux?
... As one commenter notes, you can run the bash program, passing the script, from cmd itself and this may result in the paths not being set up as needed.
If you are doing that, it's your responsibility to ensure the correct executables (i.e., the CygWin ones) are being called, possibly by modifying t...
Your project contains error(s), please fix it before running it
...g steps project>>properties>>Java Build Path in left panel and select libraries in right panel(3 column) jar file is error. Just add JAR file in the same project libs folder in the popup. delete errored lib file. It works for me.
– gnganapath
Mar 10...
Real differences between “java -server” and “java -client”?
...ient option is ignored for many years.
See Windows java command:
-client
Selects the Java HotSpot Client VM.
A 64-bit capable JDK currently ignores this option and instead uses the Java Hotspot Server VM.
share
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os.path.dirname(__file__) returns empty
...o the name of the current file, so you can use a verbatim copy of the code from this answer.
– Sven Marnach
Oct 23 '18 at 10:01
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show 3 mor...
How do I install and use curl on Windows?
...s window will popup. Click the Environment Variables button at the bottom.
Select the "Path" variable under "System variables" (the lower box). Click the Edit button.
Click the Add button and paste in the folder path where curl.exe lives.
Click OK as needed. Close open console windows and reopen, so...
How to improve Netbeans performance?
...ions in netbeans.conf :
# Note that default -Xmx and -XX:MaxPermSize are selected for you automatically.
# You can find these values in var/log/messages.log file in your userdir.
# The automatically selected value can be overridden by specifying -J-Xmx or
# -J-XX:MaxPermSize= here or on the comman...
How can I build a small operating system on an old desktop computer? [closed]
...erything else your OS kernel needs to do to get it up to a bootable state. From that point on it's basically a matter of writing device drivers for the hardware you need to support, and offering implementations of the C library functions to make kernel calls for things like opening files and devices...