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Fastest way to determine if an integer's square root is an integer
... In my actual code, I use the following modified loop:
int64 r, t, z;
r = start[(x >> 3) & 1023];
do {
z = x - r * r;
if( z == 0 )
return true;
if( z < 0 )
return false;
t = z & (-z);
r += (z & t) >> 1;
if( r > (t >> 1) )
...
What is 'Context' on Android?
...as databases
Simpler terms (example 1)
Consider Person-X is the CEO of a start-up software company.
There is a lead architect present in the company, this lead architect
does all the work in the company which involves such as database, UI
etc.
Now the CEO Hires a new Developer.
It is the Archit...
How to delete every other line in Vim?
I would like to delete every other line from a Vim buffer, starting with the second one, i.e., lines 2, 4, 6, etc. For example, if the buffer’s contents is:
...
Sending Arguments To Background Worker?
...
You start it like this:
int value = 123;
bgw1.RunWorkerAsync(argument: value); // the int will be boxed
and then
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
int value = (int) e.Argument; // the 'arg...
OpenLayers vs Google Maps? [closed]
...le Maps a couple of times, but what wondering about OpenLayers .
Before starting any kind of coding, here are a couple of questions that come to my mind,
...
Android on-screen keyboard auto popping up
...ContentView(R.layout.activity_login);
//Automatic popping up keyboard on start Activity
getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
or
//avoid automatically appear android keyboard when activity start
getWindow().setSoftInputMode(WindowM...
How do I get my Maven Integration tests to run
...
for me, as part of pre-integration phase, jetty server starts. Last log line is : [INFO] Started Jetty Server. After that, nothing happens. It gets stuck. maven surefire failsafe plugin doesn't execute tests nor jetty server stops. Any idea what's wrong? I am using same configura...
What is a vertical tab?
...re control characters that are meant for that purpose such as <SOH> (start of heading), <SOT> (start of text) and the separator characters <FS>, <GS>, <RS>, and <FS>, all of which may be more obscure than <VT>.
– BillThor
...
How to get the first five character of a String
...
You can use Substring(int startIndex, int length)
string result = str.Substring(0,5);
The substring starts at a specified character position and has a
specified length. This method does not modify the value of the current
instance. Instead, ...
How to set the focus for a particular field in a Bootstrap modal, once it appears
...ent').on('shown', function() {
$("#txtname").focus();
})
});
Starting bootstrap 3 need to use shown.bs.modal event:
$('#modal-content').on('shown.bs.modal', function() {
$("#txtname").focus();
})
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