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How would I get a cron job to run every 30 minutes?
... Works great! In CentOS crontab, I had to do something like 0,30 * * * * root your_command where root would be the user I'm using.
– prograhammer
Nov 13 '14 at 0:38
...
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...lCoffman, you must go to your target settings and in Code Signing Identity select "iOS Developer" (or any other valid identity). This fixes the build error, however at least for me it doesn't fix the Keychain problem. I still get -34018 error code.
– Marcin
Jun...
Installing a local module using npm?
...or maybe other applications?), there is some buzz around npm linking being root cause of specific kind of issue. Example here and here
– The Red Pea
Apr 20 '17 at 23:03
4
...
How to get the filename without the extension from a path in Python?
...our own with:
>>> import os
>>> base=os.path.basename('/root/dir/sub/file.ext')
>>> base
'file.ext'
>>> os.path.splitext(base)
('file', '.ext')
>>> os.path.splitext(base)[0]
'file'
Important note: If there is more than one . in the filename, only the l...
手握利器，直面“蓝脸”! ——使用WinDbg抗击系统崩溃 - 操作系统(内核) - ...
...拥有符号信息，这样才能正确分析出问题根源。那我们该如何设置调试符号文件的位置呢？我们既可以从微软官网下载完整的符号文件包(同位于WinDbg下载页面)，也可以使用微软的符号文件服务器(Microsoft Symbol Server)。笔者推荐后...
How do I move an existing Git submodule within a Git repository?
... Wow, this worked like a charm (git 1.9.5), I wish it was the selected answer.
– Alex Ilyaev
Mar 22 '15 at 11:52
8
...
App Inventor 2 经典蓝牙(SPP) 硬件接入：hc05 · App Inventor 2 中文网
...是hc05尤为常见，这里以hc05为例，介绍一下经典蓝牙模块如何接入AppInventor。
HC05 简单介绍
它有六个引脚，引脚的作用如下：
通过厂商App连接串口测试，发现HC-05模块是经典蓝牙2.0，并不支持蓝牙5.0（低功...
Pass ruby script file to rails console
...
Here's the hack I'm using:
rr() {
rails_root="$(bundle exec rails runner "puts Rails.root")"
rp="$(relpath "$1" "$rails_root")"
bundle exec rails runner "eval(File.read '$rp')"
}
relpath() {python -c "import os.path; print os.path.relpath('$1','${2:-$PWD}')...
Rails has_and_belongs_to_many migration
...e. From the docs
By default, the name of the join table comes from the union of the
first two arguments provided to create_join_table, in alphabetical
order. To customize the name of the table, provide a :table_name
option:
...
Android - Using Custom Font
...ory. The New
Resource Directory window appears.
In the Resource type list, select font, and then click OK.
Add your font files in the font folder.The folder structure below generates R.font.dancing_script, R.font.la_la, and R.font.ba_ba.
Double-click a font file to preview the file's fonts in the ed...