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Behaviour of increment and decrement operators in Python
... change local variable, otherwise it will try to change global.
x = 1
def test():
x = 10
y = PreIncrement('x') #y will be 2, local x will be still 10 and global x will be changed to 2
z = PreIncrement('x', locals()) #z will be 11, local x will be 11 and global x will be unaltered
test()...
How do you access command line arguments in Swift?
...
I can confirm that C_ARG no longer works with the latest version of the tools, XCode Version 7.1 (7B91b).
– svth
Dec 17 '15 at 22:30
8
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Difference between single and double quotes in Bash
...before being displayed (see the PROMPTING section in the bash manpage). To test this out, try PS1='$X'. You will have no prompt. Then run X=foo and suddenly your prompt is "foo" (had PS1 been evaluated when set instead of displayed you would still have no prompt).
– Adam Batkin...
Seeing escape characters when pressing the arrow keys in python shell
...ine 1, in <module>
ImportError: dlopen(/Users/pi/tmp/python-readline-test/.venv/lib/python3.5/readline.so, 2): Library not loaded: /usr/local/opt/readline/lib/libreadline.6.dylib
Referenced from: /Users/pi/tmp/python-readline-test/.venv/lib/python3.5/readline.so
Reason: image not found
...
How to ISO 8601 format a Date with Timezone Offset in JavaScript?
...are needed
// sample output: 2013-07-01T17:55:13-07:00
This is a well-tested, cross-browser solution, and has many other useful features.
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Password hint font in Android
...y way for solving this problem but each way have pros and cons. Here is my testing
I only face this font problem in some device (list at the end of my answer) when enable input password by
edtPassword.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
If I use and...
Passing command line arguments from Maven as properties in pom.xml
...le, where they can then be accessed from your Java code.
In my case it is test code that needs to access this properties file, so in the pom the properties file is written to maven's testOutputDirectory:
<configuration>
<outputFile>${project.build.testOutputDirectory}/my.properties...
What's the best way to check if a String represents an integer in Java?
...n staying in the same method, they aren't bad performers.
public void RunTests()
{
String str = "1234567890";
long startTime = System.currentTimeMillis();
for(int i = 0; i < 100000; i++)
IsInt_ByException(str);
long endTime = System.currentTimeMillis();
Syste...
Full Screen DialogFragment in Android
...out instead of RelativeLayout. I was targeting the 3.0 Honeycomb api when testing.
public class FragmentDialog extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button button = (Butto...
Re-enabling window.alert in Chrome
...esult in us spending two weeks to go through each one of these cases. Plus testing, and we are pushing for a release right now. So this allows us to notify the user that they have managed to check that box in firefox or chrome.
– DeadlyChambers
May 19 '14 at 1...