bool OpenPort(const std::wstring PortName, HANDLE& hCOM) { hCOM = CreateFileW(PortName, // LPCWSTR lpFileName /* ... */ ); } Note that this should all be unicode. I have tried everything and I can't seem to figure it out. What do I put for the first parameter of Create...
A shell is a program that provides a user interface to an operating system (OS). It allows you to interact with the computer by typing commands and executing them. It acts as a command-line interpreter, taking your input, interpreting it, and executing the corresponding actions. ...
Bad performance doing a DataTable.Select() base address + relative address in HttpClient... what is full address? Base64 to tiff Best approach for launching an application (GUI) by a Windows Service Best code practice - multiple same name class names in different namespaces Best CSV file read...
If you have knowledge about the type(s) being stored – beyond the fact that the types being stored must be copyable – thenstd::anyis probably not the proper tool: its flexibility has performance costs. If there is exactly one such typeT, you should reach forstd::optional. If the type...
since it has to populate not only the clustered index on the PRIMARY KEY constraint, but also the nonclustered index on the UNIQUE constraint. The final SELECT yielded a scan count of 87, with 173 logical reads. That looks like bad news. However, the query cost of Listing 3 dropped to ...
But why do we need acquire and release semantics anyways? I thought you said we have cache coherency to protect us from all that bad stuff. 3. Out-of-Order execution We teach undergrads that the CPU just executes a linear instruction stream. This is not the case. Nowadays, high-performanc...
to do to take down that Web server is to send a large number of requests to the server asking it to authenticate you as IUSR_hostname. In short order the attacker can send enough bad passwords to lock out the anonymous user account. Once that account is locked out, the attacker can ...
or you can use the value member function to get the stored value or a bad_optional_access exception if there is none, and not bother with checking: Copy cout << "The value is: " << o.value() << '\n'; or the value_or member function if you’d rather get a fallback value ...
5. It doesn’t make you a bad/weird/gross person. Masturbation is not weird or gross. On the flip side, if you don’t masturbate, that doesn’t mean you’re a prude or that there’s something wrong. Masturbation is a totally normal way to get more in tune with your sexuality, but...
The following is an example of using @import to load the Open Sans font from Google Fonts: @import url(//fonts.googleapis.com/css?family=Open+Sans); Then we can use it to style elements: body { font-family: 'Open Sans', sans-serif; } If you open the URL for the font, you can...