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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...M overhead, in practice the limit can be much lower. On most modern 32-bit Windows systems the maximum heap size will range from 1.4G to 1.6G. On 32-bit Solaris kernels the address space is limited to 2G. On 64-bit operating systems running the 32-bit VM, the max heap size can be higher, approaching...
How to Create Grid/Tile View?
...2.1 syntax */
break-before: always; /* New syntax */
}
/* The following is optional */
#flex-container > div {
background: #666;
color: #fff;
margin: 3px;
display: flex;
justify-content: center;
align-items: center;
font-size: 36px;
}
#flex-container > :nth-chil...
通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... linux 系统的内键功能，它具有一套参数集，用于为由它生成的 shell 进程及其子进程的资源使用设置限制。本文将在后面的章节中详细说明 ulimit 的功能，使用以及它的影响，并以具体的例子来详细地阐述它在限制资源使用方面...
What are the differences between json and simplejson Python modules?
...
On my Win7 PC (i7 CPU), json (CPython 3.5.0) is 68%|45% faster on simple|complex dumps and 35%|17% on simple|complex loads w.r.t. simplejson v3.8.0 with C speedups using your benchmark code. Therefore, I would not use simplejson an...
Disable ALL CAPS menu items in Visual Studio 2013
...rd -Value 1
(as a single line).
Second Variant: Open up a Command Prompt (win+r, cmd, enter) and enter and run
REG ADD HKCU\Software\Microsoft\VisualStudio\12.0\General /v SuppressUppercaseConversion /t REG_DWORD /d 1
(as a single line).
Third Variant:
Change registry values by hand, open regedit...
E11000 duplicate key error index in mongodb mongoose
Following is my user schema in user.js model -
25 Answers
25
...
Unable to type in Visual Studio
... once I go back into the problem project I am unable to type in the editor windows. Not sure if it matters but the project that is giving me issues we are using SVN on. The other projects are just local ones on the machine. I have restarted Visual Stuido, restarted the computer and still am unabl...
Twitter Bootstrap vs jQuery UI? [closed]
...a superior technology set. Here are some differences,
Widgets: jQuery UI wins here. The date widget it provides is immensely useful, and Twitter Bootstrap provides nothing of the sort.
Scaffolding: Bootstrap wins here. Twitter's grid both fluid and fixed are top notch. jQuery UI doesn't even provi...
Should you declare methods using overloads or optional parameters in C# 4.0?
...
I'd consider the following:
Do you need your code to be used from languages which don't support optional parameters? If so, consider including the overloads.
Do you have any members on your team who violently oppose optional parameters? (Sometim...
C++11 std::threads vs posix threads
...en if C++11 seems available. For instance in native Android std::thread or Win64 it just does not work or has severe performance bottlenecks (as of 2012).
A good replacement is boost::thread - it is very similar to std::thread (actually it is from the same author) and works reliably, but, of course...