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How does python numpy.where() work?
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answered Apr 12 '11 at 22:48
Joe KingtonJoe Kington
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Better techniques for trimming leading zeros in SQL Server?
...st cast the value to INTEGER and then back to VARCHAR?
SELECT CAST(CAST('000000000' AS INTEGER) AS VARCHAR)
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0
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When should the xlsm or xlsb formats be used?
...s 1.5 times a bigger file. I tested this on a generated worksheet with 10'000 rows * 1'000 columns = 10'000'000 (10^7) cells of simple chained =…+1 formulas:
╭──────────────╥────────┬────────╮
│ ║ .xlsx │ .xl...
Convert hex color value ( #ffffff ) to integer value
...eiving hex color values from a server (in this form, #xxxxxx , example #000000 for black)
9 Answers
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Detect Safari browser
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110
You can easily use index of Chrome to filter out Chrome:
var ua = navigator.userAgent.toLower...
How do you get a timestamp in JavaScript?
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To get the timestamp in seconds, you can use:
Math.floor(Date.now() / 1000)
Or alternatively you could use:
Date.now() / 1000 | 0
Which should be slightly faster, but also less readable (also see this answer).
I would recommend using Date.now() (with compatibility shim). It's slightly bett...
How do I create a basic UIButton programmatically?
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1191
Here's one:
UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
[button addTarg...
SQLite with encryption/password protection
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113
SQLite has hooks built-in for encryption which are not used in the normal distribution, but he...
JavaScript function to add X months to a date
... 28 2016 18:00:00 GMT-0600 (CST)
> d.toISOString()
"2016-03-29T00:00:00.000Z"
Update for non-UTC dates: (by A.Hatchkins)
function addMonths (date, count) {
if (date && count) {
var m, d = (date = new Date(+date)).getDate()
date.setMonth(date.getMonth() + count, 1)
m = da...
How can I find the method that called the current method?
...n most cases the Caller Information is much faster still. In a sample of 1000 iterations, I clocked it as 40 times faster.
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