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How to bind a List to a ComboBox?
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System.Windows.Forms.BindingSource bindingSource1;
– 2.718
Apr 11 '16 at 5:46
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Are string.Equals() and == operator really same? [duplicate]
... same? Today, I ran into this problem. Here is the dump from the Immediate Window:
8 Answers
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Filter git diff by type of change
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I've used Notepad++ (Windows), and these regular expressions to filter out extension types and certain paths from a diff file.
^Index.*\.(dll|pdb|exe|txt|zip|log|ism|resx|tlog|htm|lib)$[\s\S.]*?^Index
^Index: Shared/.+$[\s\S.]*?^Index
^Index: Ne...
How to write binary data to stdout in python 3?
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@DamianYerrick in IDLE (in Windows at least) pythonw.exe runs IDLE, which means that there is no stdout. It is emulated with tkinter. It physically can't handle bytes. In this case, .decode('UTF-8', errors='replace') your string, or run python3 -I <...
Are default enum values in C the same for all compilers?
...pilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems?
4 Answers
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How to open a file for both reading and writing?
... find that:
'r+' opens the file for both reading and writing.
On Windows, 'b' appended to the mode opens the file in binary mode, so
there are also modes like 'rb', 'wb', and 'r+b'.
share
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PHP json_encode encoding numbers as strings
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I'm encountering the same problem (PHP-5.2.11/Windows). I'm using this workaround
$json = preg_replace( "/\"(\d+)\"/", '$1', $json );
which replaces all (non-negative, integer) numbers enclosed in quotes with the number itself ('"42"' becomes '42').
See also this com...
What does && mean in void *p = &&abc;
...le from the disk, a component of the operating system called "the loader" (windows has the "PE Loader", linux has "ELF loader" or maybe even others, if they're compiled in the kernel), it does a "virtualization" of that program, turning it into a process.
This process thinks it is the only one in RA...
图表组件 · App Inventor 2 中文网
... 顶部 var qrcode = new QRCode("qrcode", { text: window.location.href + "?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 MIT同步更新的中文本...
Hashing a file in Python
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Here is a Python 3, POSIX solution (not Windows!) that uses mmap to map the object into memory.
import hashlib
import mmap
def sha256sum(filename):
h = hashlib.sha256()
with open(filename, 'rb') as f:
with mmap.mmap(f.fileno(), 0, prot=mmap.PROT_...