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How to terminate the script in JavaScript?
...eyword like this:
throw new Error();
You can easily test this:
var m = 100;
throw '';
var x = 100;
x
>>>undefined
m
>>>100
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Possible to make labels appear when hovering over a point in matplotlib?
...
cmap = plt.cm.RdYlGn
fig,ax = plt.subplots()
sc = plt.scatter(x,y,c=c, s=100, cmap=cmap, norm=norm)
annot = ax.annotate("", xy=(0,0), xytext=(20,20),textcoords="offset points",
bbox=dict(boxstyle="round", fc="w"),
arrowprops=dict(arrowstyle="->"))
annot....
Easier way to create circle div than using an image?
...(PIE.htc); /* remove if you don't care about IE8 */
}
.type1 {
width: 100px;
height: 100px;
background: yellow;
border: 3px solid red;
}
.type2 {
width: 50px;
height: 50px;
background: #ccc;
border: 3px solid #000;
}
.type3 {
width: 500px;
height: 500px;
...
MySQL: Transactions vs Locking Tables
...the same type of code in parallel. They'll be retrieve your balance (say, $100), do their transactions (take out the $20 you're paying, and the $30 they're screwing you over with), and now both code paths have two different balances: $80 and $70. Depending on which ones finishes last, you'll end up ...
Ignore mouse interaction on overlay image
...;div id="menuOption" style="border:1px solid black;position:relative;width:100px;height:40px;">
sometext goes here.
<!-- Place image inside of you menu bar link -->
<img id="imgOverlay" src="w3.png" style="z-index:4;position:absolute;top:0px;left:0px;width:100px;height:40px;" \>
<!...
How to simulate a touch event in Android?
... SystemClock.uptimeMillis();
long eventTime = SystemClock.uptimeMillis() + 100;
float x = 0.0f;
float y = 0.0f;
// List of meta states found here: developer.android.com/reference/android/view/KeyEvent.html#getMetaState()
int metaState = 0;
MotionEvent motionEvent = MotionEvent.obtain(
downTime, ...
LINQ .Any VS .Exists - What's the difference?
...to evaluate both values at almost same time)
var list1 = Generate(1000000);
var forceListEval = list1.SingleOrDefault(o => o == "0123456789012");
if (forceListEval != "sdsdf")
{
var s = string.Empty;
var start2 = DateTime.Now;
i...
Calling shell functions with xargs
...the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
Also, using return 0 a...
PostgreSQL - max number of parameters in “IN” clause?
...esql's JDBC driver 9.1.
This is a test of "delete from x where id in (... 100k values...)" with the postgresql jdbc driver:
Caused by: java.io.IOException: Tried to send an out-of-range integer as a 2-byte value: 100000
at org.postgresql.core.PGStream.SendInteger2(PGStream.java:201)
...
Automatically resize jQuery UI dialog to the width of the content loaded by ajax
...rue,
width:'auto'
});
I know you said that this makes it take up 100% width of the browser window but it works sweet here, tested in FF3.6, Chrome and IE8.
I'm not making AJAX calls, just manually changing the HTML of the dialog but don't think that will cause any probs. Could some oth...