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Show filename and line number in grep output
...ing in this example), ignoring case, and display line numbers. The output from that grep will look something like:
/path/to/result/file.name:100: Line in file where 'searchstring' is found.
Next we pipe that result to the cut command using colon : as our field delimiter and displaying fields 1 t...
Difference between C++03 throw() specifier C++11 noexcept
...when a dynamic exception specification is violated: an exception is thrown from a function whose exception specification forbids exceptions of this type.
std::unexpected() may also be called directly from the program.
In either case, std::unexpected calls the currently installed std::unexpected_ha...
What is `git diff --patience` for?
How does the patience algorithm differ from the default git diff algorithm, and when would I want to use it?
3 Answers
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How to get the number of Characters in a String?
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You can try RuneCountInString from the utf8 package.
returns the number of runes in p
that, as illustrated in this script: the length of "World" might be 6 (when written in Chinese: "世界"), but its rune count is 2:
package main
import "fmt"
import "...
PHP + curl, HTTP POST sample code?
...le
curl.cainfo=c:\php\cacert.pem
The latest cacert.pem can be downloaded from the Internet or extracted from your favorite browser. When changing any php.ini related settings remember to restart your webserver.
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How to change a DIV padding without affecting the width/height ?
...g to the "outer"-width of the div, it means the padding will be subtracted from the width.
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onIabPurchaseFinished never called.
...d the same issue and the onActivityResult was not called either.
Inspired from @Ghulam's answer I realized that the activity onActivityResult doesn't call the fragment's onActivityResult automatically so I had to do it
manually.
@Override
protected void onActivityResult(int requestCode, int r...
Install specific git commit with pip
...t://github.com/aladagemre/django-notification.git@cool-feature-branch
or from source bundle
$ pip install https://github.com/aladagemre/django-notification/archive/cool-feature-branch.tar.gz
tag
with git
$ pip install git+git://github.com/aladagemre/django-notification.git@v2.1.0
or from s...
what is the preferred way to mutate a React state?
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Calling this.setState with a value derived from this.state will have you fall foul of update batching issues. See stackoverflow.com/a/41445812/1998186 which links to a jsfiddle showing the problem you'll get.
– NealeU
Jan 3 '17 ...
What is the meaning of “__attribute__((packed, aligned(4))) ”
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Before answering, I would like to give you some data from Wiki
Data structure alignment is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding.
When a modern computer reads from ...