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UILabel sizeToFit doesn't work with autolayout ios6
...ContentHuggingPriority and vertical ContentCompressionResistancePriority.
Select and edit height constraint.
And decrease height constraint priority.
Enjoy. :)
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Difference between binary semaphore and mutex
...perspective, mutex are more like state-pattern where the algorithm that is selected by the state can change the state. The binary-semaphore are more like strategy pattern where the external algorithm can change the state and eventually the algorithm/strategy selected to run.
– ...
Is onload equal to readyState==4 in XMLHttpRequest?
...r.readyState + ", status: " + xhr.status;
logText(evInfo);
}
function selected(radio) {
document.getElementById('url').value = radio.value;
}
function testUrl() {
clearLog();
var url = document.getElementById('url').value;
if (!url)
logText("Please select or type a URL"...
Convert pandas dataframe to NumPy array
...ution, in this case, to_numpy without explaining how to recover the column selecting functionality of as_matrix! I am sure there are other ways to select columns, but as_matrix was at least one of them!
– Jérémie
Jul 31 '19 at 23:50
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Getting and removing the first character of a string
...cters:
x <- 'hello stackoverflow'
substring(x, 2, nchar(x))
Idea is select all characters starting from 2 to number of characters in x. This is important when you have unequal number of characters in word or phrase.
Selecting the first letter is trivial as previous answers:
substring(x,1,1...
Format number to 2 decimal places
...
Show as decimal
Select ifnull(format(100.00, 1, 'en_US'), 0)
100.0
Show as Percentage
Select concat(ifnull(format(100.00, 0, 'en_US'), 0), '%')
100%
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Best way to do Version Control for MS Excel
...to run these macros. In the code viewer, right click on "ThisWorkbook" and select "View Code". You may have to pull down the select box at the top of the code window to change from "(General)" view to "Workbook" view.
Contents of "Workbook" view:
Private Sub Workbook_Open()
ImportCodeModules
End...
How to generate a random alpha-numeric string?
...racters for only 122 bits of entropy. (Not all bits of a "random" UUID are selected randomly.) A randomly chosen alphanumeric string packs more entropy in just 21 characters.
UUIDs are not flexible; they have a standardized structure and layout. This is their chief virtue as well as their main weak...
Is there any JSON Web Token (JWT) example in C#?
...gnedTokens = true,
IssuerSigningKeys = certificates.Values.Select(x => new X509SecurityKey(x)),
IssuerSigningKeyResolver = (token, securityToken, kid, validationParameters) =>
{
return certificates
.Where(x...
DateTime2 vs DateTime in SQL Server
...= '5/5/2010 23:59:59.999'
declare @d3 datetime = '5/5/2010 23:59:59.997'
select @d1 as 'IAmMay6BecauseOfRounding', @d2 'May5', @d3 'StillMay5Because2msEarlier'
Avoiding this implicit rounding is a significant reason to move to DateTime2. Implicit rounding of dates clearly causes confusion:
St...