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“/usr/bin/ld: cannot find -lz”
...lib1g-dev did not fix it. Installing lib32z1-dev got me past it. I have a 64 bit system and it seems like it wanted the 32 bit library.
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How does one make random number between range for arc4random_uniform()?
...means of converting to a common integer type. In this example I'm using Int64 which is large enough for my purposes, but if you're using unsigned integers or have an Int128 or Int256 custom type you should use those.
public func randomNumber<T : SignedInteger>(inRange range: ClosedRange<T&...
what's the correct way to send a file from REST web service to client?
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I don't recommend encoding binary data in base64 and wrapping it in JSON. It will just needlessly increase the size of the response and slow things down.
Simply serve your file data using GET and application/octect-streamusing one of the factory methods of javax.ws.rs.c...
iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有那么一些个小问题让人纠结，它们不会让程序崩溃，但是会让人崩溃。除此之外，还将分享一些细节现在我通过自己的总...前言
iOS开发过程中，总有那么一些个小问题让人纠结，它们不会让程序崩溃，但是会让人崩溃。除此...
Types in MySQL: BigInt(20) vs Int(20)
... in their respective number of bytes. That means 232 values in an INT and 264 values in a BIGINT.
The 20 in INT(20) and BIGINT(20) means almost nothing. It's a hint for display width. It has nothing to do with storage, nor the range of values that column will accept.
Practically, it affects onl...
biggest integer that can be stored in a double
...is, DBL_MAX or approximately 1.8 × 10308 (if your double is an IEEE 754 64-bit double). It's an integer. It's represented exactly. What more do you want?
Go on, ask me what the largest integer is, such that it and all smaller integers can be stored in IEEE 64-bit doubles without losing precision...
How do I install cURL on cygwin?
... this file.so i downloaded this file (or you can do a wget).I am on windows64 bit.So ,if you go to https://cygwin.com/install.html ,you can download setup-x86_64.exe file from the install and updates section,move this setup-x86_64.exe to your c:/cygwin64,and then run it from there ( setup-x86_64.e...
安卓防止息屏方案深度调研 - 小米红米MIUI专项解决 - App应用开发 - 清泛IT...
...户提问：调研安卓防止息屏的方案，一般方案可以了，但是红米小米手机无论怎么弄都没有效果，全网深度调研一下。有没有人解决过这个问题
AI深度调研回复：
一、通用方案（标准Android）
方案1：FLAG_KEEP_SCREEN_ON（最推...
Can't install nuget package because of “Failed to initialize the PowerShell host”
...pplied according to the bit version of the PowerShell console, so 32bit or 64 bit. So if you want to install a package in Visual Studio (32 bit version) which requires a specific policy you should change settings of the policy via PowerShell (x86).
The command in PowerShell (as administrator) to se...
ImportError in importing from sklearn: cannot import name check_build
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My solution for Python 3.6.5 64-bit Windows 10:
pip uninstall sklearn
pip uninstall scikit-learn
pip install sklearn
No need to restart command-line but you can do this if you want.
It took me one day to fix this bug. Hope this help.
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