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UITableViewCell subview disappears when cell is selected
...r me. My subview is a UILabel added as a subview of cell.contentView, and testing under iOS 6.0.1, in case that matters.
– Joe Strout
Jun 23 '13 at 23:31
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Chrome hangs after certain amount of data transfered - waiting for available socket
...nternals/#events&q=type:SOCKET%20is:active link is not up-to-date in latest Chrome
– pyrytakala
Jun 1 at 10:30
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What's the difference between RANK() and DENSE_RANK() functions in oracle?
... items.
As for nulls, it depends on the ORDER BY clause. Here is a simple test script you can play with to see what happens:
with q as (
select 10 deptno, 'rrr' empname, 10000.00 sal from dual union all
select 11, 'nnn', 20000.00 from dual union all
select 11, 'mmm', 5000.00 from dual union all
se...
Loading local JSON file
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$.getJSON is asynchronous so you should do:
$.getJSON("test.json", function(json) {
console.log(json); // this will show the info it in firebug console
});
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improve t...
typeof for RegExp
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Also, t instanceof RegExp will report false when testing a regular expression object from another window, which won't be a problem if this kind of check is not required, but is something to be aware of.
– Tim Down
Dec 3 '10 at 10:49
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PHP expects T_PAAMAYIM_NEKUDOTAYIM?
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Not really. Test this var_dump(empty(TRUE))
– machineaddict
Jun 5 '14 at 13:12
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What is the difference (if any) between Html.Partial(view, model) and Html.RenderPartial(view,model)
... the void RenderPartial to start with). Partial is mostly useful (imo) in testing, though as SLaks said there may be some places that you want to manipulate the output before rendering it in production code. They're just rare, imo.
– Paul
Jun 1 '10 at 19:50
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Why is creating a Thread said to be expensive?
...0.38 us
Time for a task to complete in the same thread 0.08 us
This is a test for a trivial task which exposes the overhead of each threading option. (This test task is the sort of task that is actually best performed in the current thread.)
final BlockingQueue<Integer> queue = new LinkedBl...
Pretty Printing a pandas dataframe
...f you're not using Jupyter for some reason, e.g. you want to do some quick testing on the console, you can use the DataFrame.to_string method, which works from -- at least -- Pandas 0.12 (2014) onwards.
import pandas as pd
matrix = [(1, 23, 45), (789, 1, 23), (45, 678, 90)]
df = pd.DataFrame(matri...
Minimum and maximum value of z-index?
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My tests show that z-index: 2147483647 is the maximum value, tested on FF 3.0.1 for OS X.
I discovered a integer overflow bug: if you type z-index: 2147483648 (which is 2147483647 + 1) the element just goes behind all other elem...