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if else statement in AngularJS templates
I want to do a condition in an AngularJS template. I fetch a video list from the Youtube API. Some of the videos are in 16:9 ratio and some are in 4:3 ratio.
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Input widths on Bootstrap 3
...s without really understanding the question. In reality there is no way to do it with the build in functionality without using grid or adding extra css. Grids do not work well if you are dealing with help-block elements that need to go beyond a short input for example but they are 'build-in'. If t...
How do I make an Android EditView 'Done' button and hide the keyboard when clicked?
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Use TextView.setImeOptions and pass it actionDone.
like textView.setImeOptions(EditorInfo.IME_ACTION_DONE);
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How to get the second column from command output?
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Shorter cmd as you do not need start and end markers: <some_command> | sed 's/.* \(".*"\)/\1/'
– Timo
Jan 11 '19 at 9:10
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Listening for variable changes in JavaScript
...using accessors (getters and setters): https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Defining_getters_and_setters
You can define an object like this, in which aInternal represents the field a:
x = {
aInternal: 10,
aListener: function(val) {},
set a(val) {...
Running a cron every 30 seconds
...minute but with a step of 30 (in other words, every half hour). Since cron does not go down to sub-minute resolutions, you will need to find another way.
One possibility, though it's a bit of a kludge(a), is to have two jobs, one offset by 30 seconds:
# Need these to run on 30-sec boundaries, keep c...
Which is better option to use for dividing an integer number by 2?
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Use the operation that best describes what you are trying to do.
If you are treating the number as a sequence of bits, use bitshift.
If you are treating it as a numerical value, use division.
Note that they are not exactly equivalent. They can give different results for negative in...
Junit - run set up method once
...nd manage my custom static(!) boolean flag:
private static boolean setUpIsDone = false;
.....
@Before
public void setUp() {
if (setUpIsDone) {
return;
}
// do the setup
setUpIsDone = true;
}
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node.js, Error: Cannot find module 'express'
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It says
Cannot find module 'express'
Do you have express installed?If not then run this.
npm install express
And run your program again.
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How to set delay in android?
...tDelayed(new Runnable() {
@Override
public void run() {
// Do something after 5s = 5000ms
buttons[inew][jnew].setBackgroundColor(Color.BLACK);
}
}, 5000);
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