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Safe (bounds-checked) array lookup in Swift, through optional bindings?
...elf[index] : nil
}
}
Example
let array = [1, 2, 3]
for index in -20...20 {
if let item = array[safe: index] {
print(item)
}
}
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How to override and extend basic Django admin templates?
.../en/3.0/ref/contrib/admin/#admin-overriding-templates
Original answer from 2011:
I had the same issue about a year and a half ago and I found a nice template loader on djangosnippets.org that makes this easy. It allows you to extend a template in a specific app, giving you the ability to create your...
Build fat static library (device + simulator) using Xcode and SDK 4+
...###########################
#
# c.f. https://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4
#
# Version 2.82
#
# Latest Change:
# - MORE tweaks to get the iOS 10+ and 9- working
# - Support iOS 10+
# - Corrected typo for iOS 1-10+ (thanks @stuikom...
Accessing a Dictionary.Keys Key through a numeric index
...ction' could be found
– v.oddou
Feb 20 '15 at 6:59
You can use ElementAtOrDefault version to work with exceptionless v...
How to visualize an XML schema? [closed]
...->SVG with XSLT
– Dima Fomin
Jun 20 '17 at 17:10
You guys have to buy a faster computer :) It works ok for me, real...
Navigation bar show/hide
... Alex ReynoldsAlex Reynolds
89.7k4949 gold badges220220 silver badges313313 bronze badges
...
Precision String Format Specifier In Swift
... more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
9
Sure if you are only using it once. But if y...
Auto-fit TextView for Android
...;
private float mSpacingAdd = 0.0f;
private float mMinTextSize = 20;
private int mWidthLimit;
private static final int NO_LINE_LIMIT = -1;
private int mMaxLines;
private boolean mEnableSizeCache = true;
private boolean mInitializedDimens;
public AutoResizeTextVi...
How can I search for a multiline pattern in a file?
...perl regex by adding -P. find . -exec grep -nHP '(?s)SELECT.{1,60}FROM.{1,20}table_name' '{}' \;
– Jim
Feb 22 '13 at 13:02
...
How is TeamViewer so fast?
...ciently and losless.
– sinni800
Jun 20 '14 at 12:26
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