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Android SDK location
...official procedure is the following:
Download and install Android Studio from - link
Start Android Studio. On first launch, the Android Studio will download latest Android SDK into officially accepted folder
When Android studio finish downloading components you can copy/paste path from the "Downlo...
How to get an element's top position relative to the browser's viewport?
...for. Plus it is supported across all browsers (including IE 5, it seems!)
From MDN page:
The returned value is a TextRectangle object, which contains read-only left, top, right and bottom properties describing the border-box, in pixels, with the top-left relative to the top-left of the viewport.
...
vertical align middle in
...need to do is set the elements position to absolute and later position 50% from the top and translate from it's axis with negative -50%
div {
height: 100px;
width: 100px;
background-color: tomato;
position: relative;
}
p {
position: absolute;
top: 50%;
transform: translateY(-50%);
}
...
Compile error: “g++: error trying to exec 'cc1plus': execvp: No such file or directory”
...d the error goes away after I modify the softlink of /etc/alternatives/gcc from /usr/bin/gcc72 to /usr/bin/gcc48 with ln -fs /usr/bin/gcc48 /etc/alternatives/gcc.
– buxizhizhoum
Nov 29 '19 at 1:33
...
An item with the same key has already been added
... into a Dictionary<string, string> and i had a `Duplicate in the key from the database
foreach (var item in myObject)
{
myDictionary.Add(Convert.ToString(item.x),
item.y);
}
item.x had a duplicate value
...
Finding # occurrences of a character in a string in Ruby
... I really liked this answer until I noticed that you just took the string from the question :-) Still +1 though.
– Hubro
Sep 18 '13 at 11:05
...
How do you test a public/private DSA keypair?
...
Delete the public keys and generate new ones from the private keys. Keep them in separate directories, or use a naming convention to keep them straight.
share
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improv...
Linux vi arrow keys broken in insert mode
... On Ubuntu I solved this by simply installing vim (sudo apt install vim) from that moment on vi works fine with the arrow keys in insert mode. Edit: I see now this was already mentioned by Han below here.
– pizzamonster
Sep 11 '19 at 11:38
...
invalid multibyte char (US-ASCII) with Rails and Ruby 1.9
... #!/bin/env ruby isn't necessary unless you're running the script from the command line as an executable. The # encoding line works by itself.
– gak
Apr 7 '13 at 5:32
10
...
How to use wait and notify in Java without IllegalMonitorStateException?
... sync.doWait();
}
/** at this momoent you sure that you got response from BlackBoxClass because
onResponse method released your 'wait'. In other cases if you don't want wait too
long (for example wait data from socket) you can use doWait(time)
*/
...
}
@override
public void onR...