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Executing periodic actions in Python [duplicate]
... threading
def foo():
print(time.ctime())
threading.Timer(10, foo).start()
foo()
#output:
#Thu Dec 22 14:46:08 2011
#Thu Dec 22 14:46:18 2011
#Thu Dec 22 14:46:28 2011
#Thu Dec 22 14:46:38 2011
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Pick a random element from an array
... This can crash with an index out of bounds on collections where startIndex != 0
– dan
Apr 26 '18 at 15:45
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How to use Single TextWatcher for multiple EditTexts?
... @Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
callback.beforeTextChanged(editText, s, start, count, after);
}
@Override
public void onTextChanged(CharSequence s, int start, int before, in...
How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
...ameter:
std::string s = "tititoto";
if (s.rfind("titi", 0) == 0) {
// s starts with prefix
}
Who needs anything else? Pure STL!
Many have misread this to mean "search backwards through the whole string looking for the prefix". That would give the wrong result (e.g. string("tititito").rfind("ti...
Can't start Eclipse - Java was started but returned exit code=13
...2-bit Eclipse on a 64-bit OS. After downgrading the JDK to 32-bit, Eclipse started working.
Use one of the following combinations.
32-bit OS, 32-bit JDK, 32-bit Eclipse (32-bit only)
64-bit OS, 32-bit JDK, 32-bit Eclipse
64-bit OS, 64-bit JDK, 64-bit Eclipse (64-bit only)
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Debugging doesn't start [closed]
...ppens. Building works correctly, exe file I can launch properly, but can't start debug. Why?
31 Answers
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Clear the entire history stack and start a new activity on Android
Is it possible to start an activity on the stack, clearing the entire history before it?
13 Answers
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How to calculate the running time of my program? [duplicate]
...gram and now I want to calculate the total running time of my program from start to end.
6 Answers
...
java get file size efficiently
... 0.0);
times.put("channel", 0.0);
times.put("raf", 0.0);
long start;
for (int i = 0; i < runs; ++i) {
long l = file.length();
start = System.nanoTime();
for (int j = 0; j < iterations; ++j)
if (l != file.length()) throw new Exception();
times.p...
How can I add a help method to a shell script?
...
here is a part I use it to start a VNC server
#!/bin/bash
start() {
echo "Starting vnc server with $resolution on Display $display"
#your execute command here mine is below
#vncserver :$display -geometry $resolution
}
stop() {
echo "Killing vncserve...