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How to make/get a multi size .ico file? [closed]
...ick in front of any commands.
magick convert icon-16.png icon-32.png icon-64.png icon-128.png icon.ico
See also http://www.imagemagick.org/Usage/thumbnails/#favicon, that has the example:
magick convert image.png -bordercolor white -border 0 \
\( -clone 0 -resize 16x16 \) \
\...
How to set a Header field on POST a form?
...
Yes you can serialize files into Base64 strings, perhaps very clumsy for huge files since Base64 can be quite bulky. But so is every serialization method.
– Felype
Jul 31 '15 at 17:13
...
What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
...d as text. Data types are coerced/converted into various storage locations based on affinities (ala data types assigned to columns).
The best thing that I'd recommend you do is to :
Temporarily forget everything you used to know about standalone database datatypes
Read the above link from the SQL...
Can I install Python windows packages into virtualenvs?
... I tried to do this, but got an error wheel convert numpy-MKL-1.8.1.win-amd64-py2.7.exe then pip install numpy-1.8.1-cp27-none-win_amd64.whl i get the following error Downloading/unpacking numpy-1.8.1-cp27-none-win-amd64.whl Could not find any downloads that satisfy the requirement numpy-1.8.1-cp...
内存优化总结:ptmalloc、tcmalloc和jemalloc - 操作系统(内核) - 清泛网 - ...
...glibc malloc版本。
ptmalloc原理
系统调用接口
上图是 x86_64 下 Linux 进程的默认地址空间, 对 heap 的操作, 操作系统提供了brk()系统调用，设置了Heap的上边界； 对 mmap 映射区域的操作,操作系 统 供了 mmap()和 munmap()函数。
因为系统...
Location of my.cnf file on macOS
...you start the server using the mysqld_safe program, mysqld_safe sets it to BASEDIR, the MySQL base installation directory.
file specified with --defaults-extra-file=path if any
~/.my.cnf - User-specific
~/.mylogin.cnf - User-specific (clients only)
Source: Using Option Files.
Note: On Unix pl...
Team city unmet requirement: MSBuildTools12.0_x86_Path exists
....net 4.5 web install. I've also copied over the files from my x64 machine based on this article so that I didn't need to install vs2012 (though, I did have the change the path to remove x86 on the 32bit machine):
...
Suppress Scientific Notation in Numpy When Creating Array From Nested List
... numbers:
print(a) #prints [0.000010 22.000000 1234567799999999979944197226496.000000]
We've force-suppressed the exponential notation, but it is not rounded or justified, so specify extra formatting options:
np.set_printoptions(suppress=True,
formatter={'float_kind':'{:0.2f}'.format}) #flo...
SQL Server Installation - What is the Installation Media Folder?
... that one when you "Browse for SQL server Installation Media"
SQLEXPRADV_x64_ENU.exe > SQLEXPRADV_x64_ENU.zip
7zip will open it (standard Windows zip doesn't work though)
Extract to something like C:\SQLInstallMedia
You will get folders like 1033_enu_lp, resources, x64 and a bunch of files.
...
Error when installing windows SDK 7.1
...icrosoft Visual C++ 2010 x86 Redistributable
Microsoft Visual C++ 2010 x64 Redistributable
After uninstalling the Microsoft Visual C++ 2010
Redistributable products, you may install the Windows 7 SDK. After
installing the Windows 7 SDK, you may then reinstall the newer version
of t...