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Make a phone call programmatically
... I think Mellon's approach is better as it prompts the user first, and then returns to your app after the call. Just make sure to use canOpenURL: and fallback to the tel: prompt since telprompt is not official and could be removed in a future iOS version.
– joel.d
...
Delete Local Folder in TFS
...ant to un-get or un-download like this:
simply right-click the folder and then click "Get Specific Version" or "Advanced > Get Specific Version" and specify Changeset 1.
Here's why from Martin Woodward's TFS Top Tips:
...if you do a "Get Specific Version..." on the files, and select Changeset 1...
How to run a makefile in Windows?
...
In case you installed it with choco, then add this line (witought quotation marks) to your path variable in the system variables "C:\tools\cygwin\bin"
– Ali.Ghodrat
Nov 1 '18 at 13:08
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How to get JS variable to retain value after page refresh? [duplicate]
...ascript variable? As in, if I set the variable X and make that equal to 1. Then onClick of a button change that variable to 2. How can I get that variable to stay at 2 on refresh of the page?
...
What is the meaning of prepended double colon “::”?
...ment variable, so if PATH=/usr/bin:/usr/local/bin, and you were "in" /tmp, then...
X11/xterm
...would happily run /tmp/X11/xterm if found, else /usr/bin/X11/xterm, else /usr/local/bin/X11/xterm. Similarly, say you were in a namespace called X, and had a "using namespace Y" in effect, then...
st...
Using git commit -a with vim
... A lot of these questions here are because people forget the -m option and then are thrown inside a vim window and don't know how to get out.
– abcd
May 23 '11 at 14:57
3
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Read file line by line using ifstream in C++
...stream input( "filename.ext" );
If you really need to read line by line, then do this:
for( std::string line; getline( input, line ); )
{
...for each line in input...
}
But you probably just need to extract coordinate pairs:
int x, y;
input >> x >> y;
Update:
In your code yo...
how to calculate binary search complexity
...come up with the formula.
Say initially you have N number of elements and then what you do is
⌊N/2⌋ as a first attempt. Where N is sum of lower bound and upper bound. The first time value of N would be equal to (L + H), where L is the first index (0) and H is the last index of the list you are...
How can I show line numbers in Eclipse?
...rue
(with [workspace] being the root directory of your eclipse workspace)
Then eclipse will be opened with "line numbers shown 'by default' "
Otherwise, you can also type 'CTRL+1' and then "line", which will give you access to the command "Show line numbers"
(that will switch to option "show line ...
Unix - create path of folders and file
...o get creative, you can make a function:
mktouch() {
if [ $# -lt 1 ]; then
echo "Missing argument";
return 1;
fi
for f in "$@"; do
mkdir -p -- "$(dirname -- "$f")"
touch -- "$f"
done
}
And then use it like any other command:
mktouch ./base/data/so...