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Programmatically Determine a Duration of a Locked Workstation?
...ides quick and easy access to windows events like startup, shutdown, login/out, along with the lock and unlock events.
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how do i block or restrict special characters from input fields with jquery?
...l($(this).val().replace(/[^a-z0-9]/gi, ''));
});
Edit:
As rinogo pointed out in the comments, the above code snippet forces the cursor to the end of the input when typing in the middle of the input text. I believe the code snippet below solves this problem.
$('input').on('input', function() {
v...
Can I pass an array as arguments to a method with variable arguments in Java?
...rmat(format, args);
}
public static void main(String... args) {
System.out.println(ezFormat("A", "B", "C"));
// prints "[ A ][ B ][ C ]"
}
And yes, the above main method is valid, because again, String... is just String[]. Also, because arrays are covariant, a String[] is an Object[], so yo...
When should assertions stay in production code? [closed]
There's a discussion going on over at comp.lang.c++.moderated about whether or not assertions, which in C++ only exist in debug builds by default, should be kept in production code or not.
...
How can I unstage my files again after making a local commit?
... add <file>..." to update what will be committed)
# (use "git checkout -- <file>..." to discard changes in working directory)
#
# modified: foo.java
#
You can then do git add foo.java and commit both changes at once.
...
How to connect to my http://localhost web server from Android Emulator
...
Thanks for pointing the link out. I guess it was not there when the answer was posted.
– Primal Pappachan
Jul 24 '12 at 14:48
1
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Loading a properties file from Java package
...om/al/common/email/templates/foo.properties");
Relative paths (those without a leading '/') in getResource()/getResourceAsStream() mean that the resource will be searched relative to the directory which represents the package the class is in.
Using java.lang.String.class.getResource("foo.txt") wo...
Xcode: failed to get the task for process
...choosing Deployment -> iPad and was getting this error. Couldn't figure out why for the life of me, until I realized it, switched it to Development -> iPad and it worked. Duh! :P
– Joel Martinez
Feb 14 '13 at 16:08
...
Full examples of using pySerial package [closed]
... this is requested by my device)
ser.write(input + '\r\n')
out = ''
# let's wait one second before reading output (let's give device time to answer)
time.sleep(1)
while ser.inWaiting() > 0:
out += ser.read(1)
if out != '':
p...
How to find out what type of a Mat object is with Mat::type() in OpenCV
...pe() );
printf("Matrix: %s %dx%d \n", ty.c_str(), M.cols, M.rows );
Will output data such as:
Matrix: 8UC3 640x480
Matrix: 64FC1 3x2
Its worth noting that there are also Matrix methods Mat::depth() and Mat::channels(). This function is just a handy way of getting a human readable interpretati...