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How do I output coloured text to a Linux terminal?
...
I use it defining "manipulators", such as const std::string red("\033[0;31m"); or const std::string reset("\033[0m");. Then, I can write simply cout << red << "red text" << reset << endl;.
– Daniel Langr
Feb 1 '16 a...
git: switch branch without detaching head
...eckout localname
git push origin
For convenience, you may use the same string for localname & branchname
When you checked out origin/branchname you weren't really checking out a branch.
origin/branchname is a "remote" name, and you can get a list of them with
branch -a
If you have colo...
How to declare global variables in Android?
...ple, with caveats to follow:
class MyApp extends Application {
private String myState;
public String getState(){
return myState;
}
public void setState(String s){
myState = s;
}
}
class Blah extends Activity {
@Override
public void onCreate(Bundle b){
...
MyApp app...
Reading/parsing Excel (xls) files with Python
... xml.etree.ElementTree import iterparse
z = zipfile.ZipFile(fname)
strings = [el.text for e, el in iterparse(z.open('xl/sharedStrings.xml')) if el.tag.endswith('}t')]
rows = []
row = {}
value = ''
for e, el in iterparse(z.open('xl/worksheets/sheet1.xml')):
if el.tag.e...
Generate a random double in a range
...ort java.util.Random;
public class MyClass {
public static void main(String args[]) {
Double min = 0.0; // Set To Your Desired Min Value
Double max = 10.0; // Set To Your Desired Max Value
double x = (Math.random() * ((max - min) + 1)) + min; // This Will Creat...
Accept function as parameter in PHP
...nction(). It's not quite the same, as you have to pass your function as a string of code, which then gets eval()'d behind the scenes. Not ideal, but you might be able to use it.
– zombat
Apr 23 '10 at 17:06
...
Regular vs Context Free Grammars
...re's an analogous pumping lemma for context-free languages that breaks the strings in the language into five parts, uvxyz, and where all instances of the language are in uvixyiz, for i ≥ 0. Now, you have two "nonterminals" that can be replicated, or pumped, as long as you have the same number.
...
Android: View.setID(int id) programmatically - how to avoid ID conflicts?
I'm adding TextViews programmatically in a for-loop and add them to an ArrayList.
14 Answers
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Gets byte array from a ByteBuffer in java
...];
b1.get(hello); // "Hello "
ByteBuffer b2 = b1.slice(); // position = 0, string = "World"
byte[] tooLong = b2.array(); // Will NOT be "World", but will be "Hello World".
byte[] world = new byte[5];
b2.get(world); // world = "World"
Which might not be what you intend to do.
If you really do not ...
How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?
Can anyone explain how to implement one-to-one, one-to-many and many-to-many relationships while designing tables with some examples?
...