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How to get Ruby / Homebrew / RVM to work on Yosemite?
...
when I make this change, I get the error "Homebrew requires Leopard or higher. For Tiger support, see: github.com/mistydemeo/tigerbrew" even though I'm running yosemite
– scientiffic
Oct 21 '14 at 14:20
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Meaning of $? (dollar question mark) in shell scripts
...ure.
Hence when scripting; I tend to use the following syntax
if [ $? -eq 0 ]; then
# do something
else
# do something else
fi
The comparison is to be done on equals to 0 or not equals 0.
** Update Based on the comment: Ideally, you should not use the above code block for comparison, refer t...
Getting the current Fragment instance in the viewpager
...er, which is used by the ViewPager.
@Override
public Fragment getItem(int index) {
Fragment myFragment = MyFragment.newInstance();
mPageReferenceMap.put(index, myFragment);
return myFragment;
}
To avoid keeping a reference to "inactive" fragment pages, you need to implement the Fragme...
Postgresql: password authentication failed for user “postgres”
I have installed PostgreSQL 8.4, Postgres client and Pgadmin 3. Authentication failed for user "postgres" for both console client and Pgadmin. I have typed user as "postgres" and password "postgres", because it worked before. But now authentication is failed. I did it before a couple of times withou...
How can I have lowercase routes in ASP.NET MVC?
...{action}/{id}",
defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional }
);
}
Also assuming you are doing this for SEO reasons you want to redirect incoming urls to lowercase (as said in many of the links off this article).
protected void Applica...
Datetime equal or greater than today in MySQL
... Do not use functions on columns, it makes the query to ignore index, causing slow queries. Check my answer for alternative approach stackoverflow.com/a/42365426/4311336
– Bsienn
Aug 26 '19 at 13:00
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汇编常用寄存器及指令基础总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...址指针寄存器，可用作SS的一个相对基址位置
SI（Source Index）：源变址寄存器可用来存放相对于DS段之源变址指针
DI（Destination Index）：目的变址寄存器，可用来存放相对于 ES 段之目的变址指针
FR（Flag Register）：单独的十六位...
Convert tabs to spaces in Notepad++
...
The best answer for the question (perhaps not as the author intended it) is the tabs to spaces plugin offered below. The question asks for all tabs to spaces, while this answer only converts leading spaces. If, for example, you need to convert tab...
Replace multiple characters in a C# string
..., this reads:
"Search for ; or , or \t or \r or (space) or exactly two sequential \n and replace it with \n"
In C#, you could do the following: (after importing System.Text.RegularExpressions)
Regex pattern = new Regex("[;,\t\r ]|[\n]{2}");
pattern.Replace(myString, "\n");
...
Is there a float input type in HTML5?
...0 (1 min, 10 sec)<br />
</form>
As usual, I'll add a quick note: remember that client-side validation is just a convenience to the user. You must also validate on the server-side!
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