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How can I check if multiplying two numbers in Java will cause an overflow?
...If you're writing a large application, for example for a business, then an extra JAR on the classpath won't do any harm and Guava has lots of very useful code in it. It's much better to reuse their carefully tested code than to try to write your own version of the same (which I presume is what you r...
Why doesn't JavaScript support multithreading?
...en more than one core), and the difficulties there are way larger than the extra possibilities.
For the future of JavaScript, check this out:
https://developer.mozilla.org/presentations/xtech2006/javascript/
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pip install from git repo branch
...ango 1.9 on, Django ships with a file that has a unicode filename. The zip extractor used by pip chokes on that. An easy workaround is to replace .zip with .tar.gz, as the tar extractor works.
– spectras
Jul 3 '16 at 11:56
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PowerShell Script to Find and Replace for all Files with a Specific Extension
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This powershell example looks for all instances of the string "\foo\" in a folder and its subfolders, replaces "\foo\" with "\bar\" AND DOES NOT REWRITE files that don't contain the string "\foo\" This way you don't destroy the file last update datetime stamps where the string w...
How can I override the OnBeforeUnload dialog and replace it with my own?
...saved changes!';
}
Here's a reference to this from Microsoft:
When a string is assigned to the returnValue property of window.event, a dialog box appears that gives users the option to stay on the current page and retain the string that was assigned to it. The default statement that appears in...
How to express a One-To-Many relationship in Django
...ionship on the PhoneNumber model and not on the Dude/Business models. When extra terrestrials come to Earth, and we want to add an Alien model, we need to modify the PhoneNumber (assuming the ETs have phone numbers) instead of simply adding a "phone_numbers" field to the Alien model.
Introduce the...
How to make an introduction page with Doxygen
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@samvv I did not add any extra to the markdown document. I just used the INPUT = README.md then INPUT += src (to follow @Lester's suggestion) and the USE_MDFILE_AS_MAINPAGE = README.md and it worked like a charm. Version: $ doxygen --version returns ...
How can I quickly delete a line in VIM starting at the cursor position?
...0p.
Learn more about the black hole register and registers in general for extra VIM fun!
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How to match “any character” in regular expression?
... want a simple test harness in Java, here's one for you to play with:
String[] tests = {
"AAA123",
"ABCDEFGH123",
"XXXX123",
"XYZ123ABC",
"123123",
"X123",
"123",
};
for (String test : tests) {
System.out.println(test + " "...
'printf' vs. 'cout' in C++
...t use different syntax. printf uses standard function syntax using pattern string and variable-length argument lists. Actually, printf is a reason why C has them - printf formats are too complex to be usable without them. However, std::cout uses a different API - the operator << API that retur...