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Write applications in C or C++ for Android? [closed]
...ink androidsnippets.wordpress.com/2012/08/30/…
– KK_07k11A0585
Aug 31 '12 at 6:28
2
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Colorizing text in the console with C++
...d a little Color to your Console Text
HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
// you can loop k higher to see more color choices
for(int k = 1; k < 255; k++)
{
// pick the colorattribute k you want
SetConsoleTextAttribute(hConsole, k);
cout << k << " I ...
Place cursor at the end of text in EditText
...urrent ediitext value itself and call append();
myedittext.append("current_this_edittext_string");
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
...before pushing. For example:
git log --graph --oneline --decorate --date-order --color --boundary @{u}..
I prefer this approach over git pull --rebase for the following reasons:
It allows you to see the incoming upstream commits before your modify your history to incorporate them.
It allows y...
How to remove all event handlers from an event
...m1()
{
InitializeComponent();
button1.Click += button1_Click;
button1.Click += button1_Click2;
button2.Click += button2_Click;
}
private void button1_Click(object sender, EventArgs e) => MessageBox.Show("Hello");
private void button1_Click2(objec...
How do I get the object if it exists, or None if it does not exist?
... go = None
What I did do, is to subclass models.Manager, create a safe_get like the code above and use that manager for my models. That way you can write: SomeModel.objects.safe_get(foo='bar').
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Pandas: drop a level from a multi-level column index?
...
You can use MultiIndex.droplevel:
>>> cols = pd.MultiIndex.from_tuples([("a", "b"), ("a", "c")])
>>> df = pd.DataFrame([[1,2], [3,4]], columns=cols)
>>> df
a
b c
0 1 2
1 3 4
[2 rows x 2 columns]
>>> df.columns = df.columns.droplevel()
>>>...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
...
We can also rely on custom properties (aka CSS variables) in order to manipulate pseudo-element. We can read in the specification that:
Custom properties are ordinary properties, so they can be declared on
any element, are resolved with the normal inheritance and cascade
rules,...
Why should C++ programmers minimize use of 'new'?
... It can do so because it requires you to release the memory in the reverse order (First-In, Last-Out: FILO). This is the memory allocation technique for local variables in many programming languages. It is very, very fast because it requires minimal bookkeeping and the next address to allocate is ...
Efficient SQL test query or validation query that will work across all (or most) databases
...himpsky)
PostgreSQL
SQLite
SELECT 1 FROM DUAL
Oracle
SELECT 1 FROM any_existing_table WHERE 1=0
or
SELECT 1 FROM INFORMATION_SCHEMA.SYSTEM_USERS
or
CALL NOW()
HSQLDB (tested with version 1.8.0.10)
Note: I tried using a WHERE 1=0 clause on the second query, but it didn't work as a value for Ap...