大约有 40,000 项符合查询结果（耗时：0.0553秒） [XML]
Generate random numbers using C++11 random library
...
@aaronman: I'm going by STL's talk, where he explicitly doesn't like that default_random_engine exists.
– Bill Lynch
Oct 29 '13 at 18:57
...
How can I get the length of text entered in a textbox using jQuery?
...ength = $("#mytextbox").val().length;
$("#mytextbox") finds the textbox by its id.
.val() gets the value of the input element entered by the user, which is a string.
.length gets the number of characters in the string.
s...
How to get the first column of a pandas DataFrame as a Series?
...
Would be worth adding the .iloc alternative (as proposed by Jeff further down on this page), as it is not ambiguous in the presence of columns with numbers for names.
– sapo_cosmico
Apr 16 '16 at 14:04
...
How to query MongoDB with “like”?
...
is searching by regex expensive?
– Freewind
Jul 22 '10 at 10:13
150
...
Best way to add page specific JavaScript in a Rails 3 app?
... have extra js assets which are combined and only loaded on specific pages by splitting your js into groups which only apply in certain controllers/views/sections of the site.
Move your js in assets into folders, with a separate manifest file for each, so if you had an admin js library that is onl...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...t need a download.
V2 will ship in all versions of Windows. It will be on-by-default for all editions except Server core where it is an optional component. Shortly after Windows 7/Windows Server 2008 R2 ships, we'll make V2 available on all platforms, Windows XP and above. In other words - your in...
Difference between numeric, float and decimal in SQL Server
...
use the float or real data types only if the precision provided by decimal (up to 38 digits) is insufficient
Approximate numeric data types do not store the exact values specified for many numbers; they store an extremely close approximation of the value.(Technet)
Avoid using float or ...
Inno Setup for Windows service?
... }
}
Basically you can have your service to install/uninstall on its own by using ManagedInstallerClass as shown in my example.
Then it's just matter of adding into your InnoSetup script something like this:
[Run]
Filename: "{app}\MYSERVICE.EXE"; Parameters: "--install"
[UninstallRun]
Filename:...
What does an underscore in front of an import statement mean?
...nly side effect that a package can make, without being actually called, is by creating package-level variables (public or private) and inside it's init function.
Note: There is a trick to run a function before even init function. We can use package level variables for this by initializing them usin...
Enforcing the type of the indexed members of a Typescript object?
...xample, if you try to convert a { number: string } to a { string: number } by swapping keys with values, you actually end up with a { string: string } yet TypeScript doesn't throw any warnings/errors
– tep
Mar 13 '18 at 17:41
...