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How can I use NSError in my iPhone App?
...orrect username or password.";
"1004" = "Failed to parse FNID."
2) Add macros to convert integer codes to localized error messages. I've used 2 macros in my Constants+Macros.h file. I always include this file in the prefix header (MyApp-Prefix.pch) for convenience.
Constants+Macros.h
// error ...
What is the official “preferred” way to install pip and virtualenv systemwide?
...install --upgrade pip virtualenv virtualenvwrapper
My added notes:
On Mac/Windows (and Linux if the apt repo is outdated) you'd replace the first step with downloading setuptools from http://pypi.python.org/pypi/setuptools
On Windows you'd have to omit virtualenvwrapper from the last step and i...
How to generate a Dockerfile from an image?
...is a docker image can actually just be the tar backup of a real or virtual machine. I have made several docker images this way. Even the build history shows me importing a huge tar file as the first step in creating the image...
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How can I get a precise time, for example in milliseconds in Objective-C?
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I just compared NSDate and mach_absolute_time() at around 30ms level. 27 vs. 29, 36 vs. 39, 43 vs. 45. NSDate was easier to use for me and the results were similar enough to not care.
– nevan king
Jul 31 '13 at 20...
How to have Emacs auto-refresh all buffers when files have changed on disk?
I have a non-emacs global search and replace function that causes my disk files to become more up-to-date than my emacs buffers (en masse). Is there any way to tell emacs to refresh all the buffers from disk in one fell swoop, instead of having to do each one individually by reloading the file?
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npm - how to show the latest version of a package
...current version already present there and do CTRL
+ space or CMD + space(mac).The VS code will show the latest versions
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How to run Maven from another directory (without cd to project dir)?
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Got this working on Mac (and I know it will work on Linux). On Windows (or any platform) you should be able to save the current path, cd to your project, do mvn stuff there and cd back in a script. The only issue would be if the script stopped h...
How to change package name of an Android Application
...ave to click on each individual file, do "ctrl-shift-o" (or cmd-shift-o on Mac), and select your new-package-named R (DO NOT select android.R! things will break horribly), then hit save. ... and repeat for EVERY individual file :(
– Adam
May 17 '13 at 11:18
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How can I find out if I have Xcode commandline tools installed?
...ode by running command gcc --version, which gives the gcc details. I am on Mac OS X 10.13.6.
– GAURAV SRIVASTAVA
Sep 26 '18 at 21:37
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Choosing a stand-alone full-text search server: Sphinx or SOLR? [closed]
... I spend the whole day fixing some installation bug of sphinx 0.9.9 on my mac. So far it is still not working. It is so buggy. I used very ways suggested. I am givin up Really frustrating...
– lkahtz
Feb 8 '11 at 13:57
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