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Can I pass parameters by reference in Java?
...ue. However for a parameter of reference type (i.e. not a parameter of primitive type) it is the reference itself which is passed by value, hence it appears to be pass-by-reference (and people often claim that it is). This is not the case, as shown by the following:
Object o = "Hello";
mutate(o)
Sy...
How to remove a directory from git repository?
I have 2 directories on my GitHub repository. I'd like to delete one of them. How could I do that without deleting and re-creating entire repository?
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start MySQL server from command line on Mac OS Lion
I installed mySQL for my Mac. Beside starting the SQL server with mySQL.prefPane tool installed in System Preference, I want to know the instruction to start from command-line.
I do as follow:
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How can I set the focus (and display the keyboard) on my EditText programmatically
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Try this:
EditText editText = (EditText) findViewById(R.id.myTextViewId);
editText.requestFocus();
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.showSoftInput(editText, InputMethodManag...
Use of exit() function
I want to know how and when can I use the exit() function like the program in my book:
13 Answers
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How can I make the cursor turn to the wait cursor?
I have a C# application that has users login to it, and because the hashing algorithm is expensive, it takes a little while to do. How can I display the Wait/Busy Cursor (usually the hourglass) to the user to let them know the program is doing something?
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Click outside menu to close in jquery
...ness requirements. The menu becomes hidden again after you mouse away from it.
15 Answers
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How to make script execution wait until jquery is loaded
...re the page is loading so fast, that jquery hasn't finished loading before it is being called by a subsequent script. Is there a way to check for the existence of jquery and if it doesn't exist, wait for a moment and then try again?
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How to rename files and folder in Amazon S3?
...hod to rename a file in S3. What you have to do is copy the existing file with a new name (just set the target key) and delete the old one.
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What is a “surrogate pair” in Java?
...he term "surrogate pair" refers to a means of encoding Unicode characters with high code-points in the UTF-16 encoding scheme.
In the Unicode character encoding, characters are mapped to values between 0x0 and 0x10FFFF.
Internally, Java uses the UTF-16 encoding scheme to store strings of Unicode t...