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“git rm --cached x” vs “git reset head -- x”?
...lp you to know the three more common flags in git reset:
git reset [--<mode>] [<commit>]
This form resets the current branch head to <commit> and possibly
updates the index (resetting it to the tree of <commit>) and the
working tree depending on <mode>, wh...
Constant pointer vs Pointer to constant [duplicate]
...inter 'ptr' as a pointer to constant.
Example
Constant Pointer
#include<stdio.h>
int main(void)
{
int a[] = {10,11};
int* const ptr = a;
*ptr = 11;
printf("\n value at ptr is : [%d]\n",*ptr);
printf("\n Address pointed by ptr : [%p]\n",(unsigned int*)ptr);
ptr+...
git checkout tag, git pull fails in branch
... push -u origin master
From the help file the -u basically sets the default for pulls:
-u, --set-upstream`
For every branch that is up to date or successfully pushed, add
upstream (tracking) reference, used by argument-less git-pull(1) and
other commands. For more information, see branch....
Requirejs domReady plugin vs Jquery $(document).ready()?
...mes down to it, you are overthinking this. It's a mechanism to execute javascript on domReady. If you didn't have jQuery I would advocate the domReady plugin. Since you have jQuery then don't load more scripts to do something that is already available.
Clarity Update
The domReady plugin collects f...
Add margin between a RadioButton and its label in Android?
...f space between a RadioButton and the label while still using Android's built-in components? By default the text looks a little scrunched.
...
How do I uninstall a Windows service if the files do not exist anymore?
...
(included with Windows 7/8)
Open a Command Prompt and enter
sc delete <service-name>
Tool help snippet follows:
DESCRIPTION:
SC is a command line program used for communicating with the
NT Service Controller and services.
delete----------Deletes a service (from the regi...
Convert to/from DateTime and Time in Ruby
... it works, it's concise, and it's very readable.
– Walt Jones
Jun 16 '09 at 22:20
6
Unfortunately...
How do I explicitly instantiate a template function?
...ate (instead of specialize or something) the function, do this:
template <typename T> void func(T param) {} // definition
template void func<int>(int param); // explicit instantiation.
[EDIT] There seems to be (a lot) of confusion regarding explicit instantiation and specialization.
...
How to iterate over a JSONObject?
...l help:
JSONObject jsonObject = new JSONObject(contents.trim());
Iterator<String> keys = jsonObject.keys();
while(keys.hasNext()) {
String key = keys.next();
if (jsonObject.get(key) instanceof JSONObject) {
// do something with jsonObject here
}
}
...
Uses for the Java Void Reference Type?
...e type, such as System.
It is also often used in for example Map values (although Collections.newSetFromMap uses Boolean as maps don't have to accept null values) and java.security.PrivilegedAction.
I wrote a weblog entry on Void a few years back.
...