FAQ Database Discussion Community


Clear input fields when checkbox is checked

angularjs,checkbox,input,clear,checked
I have a check box and two input fields. Either the check box has to be checked or the two input fields have to be filled in. I'm doing validation using Angular i.e. ng-show, ng-required. When the checkbox is checked the two input fields are disabled i.e. ng-disabled="$parent.vm.selectAllDates". Now I...

Java - How to Clear a text file without deleting it?

java,file,clear,formatter
I am wondering what the best way to clear a file is. I know that java automatically creates a file with f = new Formatter("jibberish.txt"); s = new Scanner("jibberish.txt"); if none already exists. But what if one exists and I want to clear it every time I run the program?...

CSS ::after pseudo element clear not working

html,css,css-float,clear,pseudo-element
Here is a fiddle: http://jsfiddle.net/e4y05yyz/1/ Working on a responsive layout. I would expect that the :after pseudo element would clear both floats and the the element with class .masthead-middle would drop to the next line, but it does not. If I put a clear: both; on the masthead-middle element that...

How to clear terminal after SSH login?

bash,ssh,terminal,clear
I am trying to connect to a server via ssh. Once connected, terminal should be cleared. Due to generated keys, I can connect to the server via ssh [email protected] without being prompted a password. This works. In order to get rid off The programs included with the Debian GNU/Linux system...

jQuery: need help hiding previously viewed element(s)

jquery,hide,show,show-hide,clear
Please, be kind, I am just learning how to code... I have built out a simple photo album page using 'hide' and 'show' to navigate between the different albums. However, I am running into an issue with not being able to 'clear' the previously viewed photos from the previous album....

how to clear all non-jpg img tags from a string

php,image,tags,clear
How to clear all tags from an HTML string from files that do not have a jpg or gif extension in PHP I have to remove all img tags from a string, where the extension of the src is not jpg or gif. So far I tried: $dom=new domDocument; $dom->loadHTML($content);...

How can I clear screen in python cmd? [duplicate]

python,screen,clear,python-cmd
This question already has an answer here: How to clear python interpreter console? 22 answers How can I clear the screen from former results in python cmd? I want to clear the screen in each level of a loop, I mean how to clear the results and print the...

ruby hashes, why is the value getting overridden

ruby,loops,clear,hashes
Consider the following code snippet: inner_hash =Hash.new trial_hash = Hash.new inner_hash.merge!("i_key1"=>"value1") inner_hash.merge!("i_key2"=>"value2") puts "inner_hash #{inner_hash}" trial_hash.merge!("o_key1"=>inner_hash) puts "trial_hash #{trial_hash}" inner_hash.clear inner_hash.merge!("i_key1"=>"value3") inner_hash.merge!("i_key2"=>"value4") puts "inner_hash #{inner_hash}" trial_hash.merge!("o_key2"=>inner_hash) puts "trial_hash #{trial_hash}" This is what it prints: inner_hash {"i_key1"=>"value1",...

Do i need to clear map after assign new map?

c++,dictionary,clear
Here is an example : pair< map<int, string>, map<int, string> > test; test = data; So do i need to call clear method before assign? Like this : pair< map<int, string>, map<int, string> > test; test.first.clear(); test.second.clear(); test = data; Or first example is correct without memory leaks?...

How to “clear” a CSS fake table row?

css,table,clear
For several reasons i have to fake a table for displaying images. I want to display several rows with 5 images in each row. so i have to "clear" (i know it's not the right word) before every 6th image to start a new row. This is the gallery: <div...

How to clear a data bound date time picker?

c#,winforms,datetimepicker,clear
I'm binding date to a date time picker control like this on windows form. dtpDOB.Value = Convert.ToDateTime(reader[4]); And when I want to clear it I'm using this code under a button click event. This is how I do that. dtpDOB.Format = DateTimePickerFormat.Custom; dtpDOB.CustomFormat = ""; dtpDOB.Checked = false; But it...

Does Deleting a Dynamically Allocated Vector Clear It's Contents

c++,vector,destructor,clear,dynamic-allocation
Say I have: vector<string>* foo = new vector<string>(); I add a ton of stuff to it, use it, and then I just call: delete foo; Did I need to call foo.clear(); first? Or will the delete call the destructor. Please no comments regarding the folly of this, I know that...

Does it make sense to use Hibernate clear method and then rollback?

hibernate,clear,rollback,between,difference
I want to know if there is any difference between hibernate's session.clear method and rollback() method? I understand that session.clear() will clear objects from the session and rollback() will rollback whole transaction. My question is will there be any performance difference if I use both methods together - first call...

Is there any tool that can help me analyze the class structure of my objective-c project? [closed]

ios,class,import,structure,clear
I got a terrible legacy IOS project recently. I want to clear those redundant classes that will not be executed in the whole project anymore. It there any tool that can help me doing this? What I image is there can have some tools help me locate those redundant #import...

How to clear button clicks when using javascript to refresh my html page?

javascript,html,variables,clear,page-refresh
I'm using the java script from How to automatically reload a page after a given period of inactivity to refresh my html page every 30 seconds, and it works great. The page contains a form, some buttons and some text fields.The form also contains a statuslist that is updated when...

Clearing DRAW framebuffer only works if attached to GL_COLOR_ATTACHMENT0?

opengl,textures,clear,framebuffer
I am trying to initialize a texture with all zeros, using DRAW framebuffer as suggested by this post. However, I'm quite puzzled that my DRAW framebuffer is only cleared when I attached it to GL_COLOR_ATTACHMENT0: int levels = 2; int potW = 2; int potH = 2; GLuint _potTextureName; glGenTextures(1,...

Swift How to change UISearchBar clear button color without uploading a new image

swift,colors,icons,uisearchbar,clear
I've been looking for an answer for hours now and I still can't figure out how to change an UISearchBar clear button color (the little grey x cross). All answers explain how to set a new clear button icon but I just want to change its color to white.. even...