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How to write log to file
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I usually print the logs on screen and write into a file as well. Hope this helps someone.
f, err := os.OpenFile("/tmp/orders.log", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
log.Fatalf("error opening file: %v", err)
}
defer f.Close()...
Make a float only show two decimal places
I have the value 25.00 in a float , but when I print it on screen it is 25.0000000 .
How can I display the value with only two decimal places?
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Android: AutoCompleteTextView show suggestions when no text entered
...d, but I got an error if there was text in the InstantAutoComplete and the screen orientation changed. I fixed it with a check on the window visibility, I posted the new code here: gist.github.com/furycomptuers/4961368
– FuryComputers
Feb 15 '13 at 16:25
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How to jump back to NERDTree from file in tab?
...but Vim windows became a convenient way to open multiple files in the same screen!
– user1820956
Oct 19 '17 at 11:12
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Should I use px or rem value units in my CSS? [closed]
...erences to 24px or 32px to correct for low vision or poor visibility (e.x. screen glare). If you base your units off of rem, any user at a higher font-size will see a proportionally larger site. Borders will be bigger, padding will be bigger, margins will be bigger, everything will scale up fluidly....
Graphical DIFF programs for linux [closed]
...built diff functionality. vim -d file1 file2 takes you right into the diff screen, where you can do all sort of merge and deletes.
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How do I set up NSZombieEnabled in Xcode 4?
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Just to add to this, doing it in the "Run" screen sets it for "Test" as well if the "Use the Run action's options" box is checked. If you want to do it for just Test, that box needs to be unchecked
– Cameron
Aug 15 '11 at 19:01
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Why doesn't “System.out.println” work in Android?
...a Toast or a Snackbar (if you're on a newer device) appear on the device's screen with the message :)
That's what i do when i have to check for example where it goes in a switch case code! Have fun coding! :)
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How to clear an ImageView in Android?
... a similar problem, where I needed to basically remove ImageViews from the screen completely. Some of the answers here led me in the right direction, but ultimately calling setImageDrawable() worked for me:
imgView.setImageDrawable(null);
(As mentioned in the comment, such usage is documented i...
How to center absolute div horizontally using CSS?
...ueries to specify a minimum margin, and then transition to auto for larger screen sizes.
.container {
left:0;
right:0;
margin-left: auto;
margin-right: auto;
position: absolute;
width: 40%;
outline: 1px solid black;
background: white;
}
<div class="contain...