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SQL Server NOLOCK and joins
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@InSane: Where did you get this info from? It seems to go against the accepted answer.
– Jay Sullivan
Dec 23 '13 at 15:53
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Measure elapsed time in Swift
... negative time. There is actually mach_absolute_time which does not suffer from this problem, so I am wondering why that one is not widely known. Maybe just because it is not well documented.
– Franklin Yu
May 25 '16 at 17:06
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How to detect if JavaScript is disabled?
...deliver as it would not be able to distinguish visitors without the cookie from new visitors or visitors who are blocking cookies.
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How to insert tab character when expandtab option is on in Vim
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You can disable expandtab option from within Vim as below:
:set expandtab!
or
:set noet
PS: And set it back when you are done with inserting tab, with "set expandtab" or "set et"
PS: If you have tab set equivalent to 4 spaces in .vimrc (softtabstop), ...
How do ports work with IPv6?
Conventional IPv4 dotted quad notation separates the address from the port with a colon, as in this example of a webserver on the loopback interface:
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How do I apply the for-each loop to every character in a String?
...to generate the char[] (which is mutable), so there is some cost penalty.
From the documentation:
[toCharArray() returns] a newly allocated character array whose length is the length of this string and whose contents are initialized to contain the character sequence represented by this string.
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.NET String.Format() to add commas in thousands place for a number
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This solution is not good from an internationalisation point of view - other cultures use characters other than , as a thousands separator, for example a space or even ..
– Justin
Jan 31 '12 at 17:04
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How to check an Android device is HDPI screen or MDPI screen?
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From the above answers, I combined them and created the below function:
public static String getDeviceDensity(Context context){
String deviceDensity = "";
switch (context.getResources().getDisplayMetrics().densit...
How do I use shell variables in an awk script?
...|||, it can't be escaped, so use -F"[|][|][|]"
Example on getting data from a program/function inn to awk (here date is used)
awk -v time="$(date +"%F %H:%M" -d '-1 minute')" 'BEGIN {print time}'
Variable after code block
Here we get the variable after the awk code. This will work fine as...
Read whole ASCII file into C++ std::string [duplicate]
...gt;());
Not sure where you're getting the t.open("file.txt", "r") syntax from. As far as I know that's not a method that std::ifstream has. It looks like you've confused it with C's fopen.
Edit: Also note the extra parentheses around the first argument to the string constructor. These are essenti...