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Echo newline in Bash prints literal \n
... beating their head against the wall trying to figure out why a coworker's script won't print newlines, look out for this ->
#!/bin/bash
function GET_RECORDS()
{
echo -e "starting\n the process";
}
echo $(GET_RECORDS);
As in the above, the actual running of the method may itself be wrapped...
How do I copy a file in Python?
...on.
With copy, src and dst are path names given as strings.
If you use os.path operations, use copy rather than copyfile. copyfile will only accept strings.
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Do on-demand Mac OS X cloud services exist, comparable to Amazon's EC2 on-demand instances? [closed]
Amazon's EC2 service offers a variety of Linux and Windows OS choices, but I haven't found a service offering a similar "rent by the hour" service for a remote Mac OS X virtual machine. Does such a service exist? (iCloud looks to be just a data storage service, rather than a service allowing remot...
Node.js on multi-core machines
...'t really need "cluster", you'd just run two different node services. Two scripts, two processes, two ports. Eg, you could have serviceA listen on 3000 and serviceB listen on 3001. Each of those services might use "cluster" to have 1+ workers and recycle them periodically, etc. Then you could co...
How does a debugger work?
...f how a debugger works will depend on what you are debugging, and what the OS is. For native debugging on Windows you can find some details on MSDN: Win32 Debugging API.
The user tells the debugger which process to attach to, either by name or by process ID. If it is a name then the debugger will l...
Mac OS X 入门操作常见问题集锦（持续更新） - 更多技术 - 清泛网 - 专注C/...
Mac OS X 入门操作常见问题集锦（持续更新）如何截图：shift + command + 3 截整屏shift + command + 4 截窗口（默认png，并保存到桌面）shift + command + Ctrl + 4 如何截图：
shift + command + 3 截整屏
shift + command + 4 截窗口（默认png，并保存...
Can you Run Xcode in Linux?
Can you run Xcode in Linux? Mac OS X was based on BSD Unix, so is it possible?
13 Answers
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iPhone App Minus App Store?
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With the help of this post, I have made a script that will install via the app Installous for rapid deployment:
# compress application.
/bin/mkdir -p $CONFIGURATION_BUILD_DIR/Payload
/bin/cp -R $CONFIGURATION_BUILD_DIR/MyApp.app $CONFIGURATION_BUILD_DIR/Payload
/bin...
How can I search sub-folders using glob.glob module?
...b() cannot list files in subdirectories recursively.
In that case I'd use os.walk() combined with fnmatch.filter() instead:
import os
import fnmatch
path = 'C:/Users/sam/Desktop/file1'
configfiles = [os.path.join(dirpath, f)
for dirpath, dirnames, files in os.walk(path)
for f in fnmatch....
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...you have to codesign your .xcttest folder by adding the following as a run script in your test target.
codesign --verify --force --sign "$CODE_SIGN_IDENTITY" "$CODESIGNING_FOLDER_PATH"
I got a lot of -34018 errors when testing my keychain on the device and this managed to fix it.
If the problem ...