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How can I set focus on an element in an HTML form using JavaScript?
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Do this.
If your element is something like this..
<input type="text" id="mytext"/>
Your script would be
<script>
function setFocusToTextBox(){
document.getElementById("mytext").focus();
}
</script>
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Convert float to double without losing precision
...mitive double. Simply casting the float to double gives me weird extra precision. For example:
10 Answers
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Terminating a script in PowerShell
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edited Jun 29 '16 at 8:14
StackzOfZtuff
1,4421515 ...
What is time_t ultimately a typedef to?
I searched my Linux box and saw this typedef:
10 Answers
10
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Convert string date to timestamp in Python
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answered Mar 9 '12 at 16:53
KatrielKatriel
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Does free(ptr) where ptr is NULL corrupt memory?
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7.20.3.2 The free function
Synopsis
#include <stdlib.h>
void free(void *ptr);
Description
The free function causes the space pointed to by ptr to be deallocated, that is, made
available for further allocation. If ptr is a null pointer...
How to remove from a map while iterating it?
...container erase idiom:
for (auto it = m.cbegin(); it != m.cend() /* not hoisted */; /* no increment */)
{
if (must_delete)
{
m.erase(it++); // or "it = m.erase(it)" since C++11
}
else
{
++it;
}
}
Note that we really want an ordinary for loop here, since we are modifying the...
Maximum and Minimum values for ints
...on. For eg., in Java, we have Integer.MIN_VALUE and Integer.MAX_VALUE . Is there something like this in python?
9 Answer...
How to run a Runnable thread in Android at defined intervals?
I developed an application to display some text at defined intervals in the Android emulator screen. I am using the Handler class. Here is a snippet from my code:
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How many bytes does one Unicode character take?
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You won't see a simple answer because there isn't one.
First, Unicode doesn't contain "every character from every language", although it sure does try.
Unicode itself is a mapping, it defines codepoints and a codepoint is a number, associated with usually a characte...