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When to use NSInteger vs. int
...this:
#if __LP64__ || TARGET_OS_EMBEDDED || TARGET_OS_IPHONE || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
typedef long NSInteger;
typedef unsigned long NSUInteger;
#else
typedef int NSInteger;
typedef unsigned int NSUInteger;
#endif
With regard to the correct format specifier you should use for each...
How to delete a workspace in Eclipse?
...+1 from me too for the accurate & details steps. I don't know when the Windows > Preferences > General > Startup & Shudown > Workspaces > [Remove] (button) was added either but I can confirm it exists on Indigo 3.7.2.
– Withheld
Dec 17 '1...
What's the significance of Oct 12 1999? [closed]
...
PS: Who would win in a fight between Jon Skeet and The Gu?
– Portman
Apr 9 '09 at 4:23
39
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Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
...uby1.9.1-dev
Should fix your problem.
Still not working? Try the following after installing ruby-dev:
sudo apt-get install make
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How to sort a list/tuple of lists/tuples by the element at a given index?
... itemgetter instance does not. tl;dr: Always use itemgetter, because speed wins.
– Cecil Curry
Nov 29 '16 at 6:02
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How to split long commands over multiple lines in PowerShell
How do you take a command like the following in PowerShell and split it across multiple lines?
8 Answers
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ESP8285接入App Inventor 2深度调研：4种连接方案+是否需要开发拓展 - 创客...
...ESP8285官方数据手册，深度调研ESP8285芯片接入App Inventor 2的所有可行路径。
一、ESP8285芯片概述
ESP8285是乐鑫(Espressif)推出的WiFi SoC，本质是ESP8266的"内置Flash版本"：
参数ESP8285ESP8266CPUTensilica L106, 80/160MHz相同WiFi802.11 b/g...
Join vs. sub-query
...version-specific and query-specific.
Historically, explicit joins usually win, hence the established wisdom that joins are better, but optimisers are getting better all the time, and so I prefer to write queries first in a logically coherent way, and then restructure if performance constraints warr...
How can I open a link in a new window?
...or a specific link, inside that I want to do something similar to the following:
10 Answers
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How to get the first line of a file in a bash script?
...thod doesn't work as written, because read doesn't print anything (so line winds up blank), and also executes in a subshell (so FIRSTLINE gets set to the first line, but only in the subshell, so it's not available afterward). Solution: just use read -r line <filename
– Gord...