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How to check if a file contains a specific string using Bash
...ring displayed when it was found.
The grep command returns 0 or 1 in the exit code depending on
the result of search. 0 if something was found; 1 otherwise.
$ echo hello | grep hi ; echo $?
1
$ echo hello | grep he ; echo $?
hello
0
$ echo hello | grep -q he ; echo $?
0
You can specify commands ...
Making macOS Installer Packages which are Developer ID ready
Note: This is for OS X Installer packages only, packages for submission to the Mac App Store follow different rules.
5 ...
How do I use LINQ Contains(string[]) instead of Contains(string)
...l of the values of the array as a substring??? Even if you did write the extension method the sense of it would be wrong.
[EDIT]
Unless you changed it around and wrote it for string[] as Mitch Wheat demonstrates, then you'd just be able to skip the conversion step.
[ENDEDIT]
Here is what you...
Why / when would it be appropriate to override ToString?
... the point and benefit of overriding ToString might be, as shown in the example below.
17 Answers
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How to find keys of a hash?
....prototype.hasOwnProperty.call(this, p)) ret.push(p); return ret; } var x = { a: { A: 1, B: 2, C: 3 }, b: { A: 10, B: 20 } }; alert(x.a.keys());
– ekkis
Dec 22 '11 at 0:44
2
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'console' is undefined error for Internet Explorer
...r, all global variables are attributes of the same name of the global context (window in case of browsers), and accessing an undefined attribute is fine.
Or use if (typeof console === 'undefined') console = ... if you want to avoid the magic variable window, see @Tim Down's answer.
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How do I add multiple arguments to my custom template filter in a django template?
I looked into django's docs and book but only found example using a single argument... is it even possible?
9 Answers
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Detect the specific iPhone/iPod touch model [duplicate]
...UIDevice (Hardware) category probably is http://github.com/erica/uidevice-extension/ (by Erica Sadun):
[[UIDevice currentDevice] platformType] // ex: UIDevice4GiPhone
[[UIDevice currentDevice] platformString] // ex: @"iPhone 4G"
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Find JavaScript function definition in Chrome
...ld be super handy for me because I'm working on a site that includes many external JS files. Sure grep solves this but in the browser would be much better. I mean, the browser has to know this, so why not expose it? What I expected was something like:
...
Remove directory from remote repository after adding them to .gitignore
...will be something like:
rm 'some-directory/product/cache/1/small_image/130x130/small_image.jpg'
rm 'some-directory/product/cache/1/small_image/135x/small_image.jpg'
rm 'some-directory/.htaccess'
rm 'some-directory/logo.jpg'
The rm is feedback from git about the repository; the files are still in ...