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How to add 2 buttons into the UINavigationbar on the right side without IB?
... initWithFrame:CGRectMake(0.0f, 0.0f, 103.0f, 44.01f)]; // 44.01 shifts it up 1px for some reason
tools.clearsContextBeforeDrawing = NO;
tools.clipsToBounds = NO;
tools.tintColor = [UIColor colorWithWhite:0.305f alpha:0.0f]; // closest I could get by eye to black, translucent style.
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Chrome extension: force popup.html to close
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StackExchange.ifUsing("editor", function () {
StackExchange.using("externalEditor", function () {
StackExchange.using("snippets", function () {
StackExchange.snippets.init();
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More elegant “ps aux | grep -v grep”
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Correct me if I am wrong, but this also should work on any position of the grepped character: ps aux| grep "te[r]minal"
– meso_2600
Mar 23 '16 at 9:54
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Less aggressive compilation with CSS3 calc
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Note that if you're compiling less with twitter's recess it ignores this escaping. At least at the time of writing this comment.
– Attila Fulop
Nov 13 '12 at 12:12
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Cleaning `Inf` values from an R dataframe
...ame]])), j = .name,value =NA)))
Or using column numbers (possibly faster if there are a lot of columns):
for (j in 1:ncol(DT)) set(DT, which(is.infinite(DT[[j]])), j, NA)
Timings
# some `big(ish)` data
dat <- data.frame(a = rep(c(1,Inf), 1e6), b = rep(c(Inf,2), 1e6),
c = ...
In Rails - is there a rails method to convert newlines to ?
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simple_format is security risk if using it for a web app. It relies on Rails interpreting special syntax like javascript:alert(\no!\) as given in the reference. There could be endless variations and future variations for malicious hackers to work with.
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How to run a PowerShell script without displaying a window?
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I compiled the PsRun, however, if I add it to the scheduled task, it also flashes a window...
– Ciantic
Dec 12 '15 at 17:33
3
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What are the complexity guarantees of the standard containers?
...t number of elements. O(1)
v.empty() Return true if vector is empty. O(1)
v.begin() Return random access iterator to start. O(1)
v.end() Return random access iterator to end. O(1)
v.front() Return th...
Download File to server from URL
...pfile.zip", fopen("http://someurl/file.zip", 'r'));
From the manual:
If data [that is the second argument] is a stream resource, the remaining buffer of that stream will be copied to the specified file. This is similar with using
stream_copy_to_stream().
(Thanks Hakre.)
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How to download and save a file from Internet using Java?
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@kirdie and if I want more than 8388608 TB?
– Cruncher
Oct 15 '13 at 14:02
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