[Solved] C strings behavior, and atoi function

[ad_1] The problem is indeed here. char instring[2]; Now let’s think about this line. gets(instring); Let’s say you type 10 and hit enter. What will go into instring is three bytes. 1 0 A terminating null. instring can only hold two bytes, but gets will shove (at least) three in anyway. That extra byte will … Read more

[Solved] Prime Numbers (C++) – Not Working 100%

[ad_1] You probably need to turn on warnings in your compiler. The function f returns a bool (not an int as declared) and does not do so unless the number of divisors of x is equal to two. This are fairly trivial mistakes that any decent C++ compiler should warn you about. Do not ignore … Read more

[Solved] htmlunit driver gives me com.gargoylesoftware.htmlunit.html.HtmlPage cannot be cast to com.gargoylesoftware.htmlunit.InteractivePage error

[ad_1] htmlunit driver gives me com.gargoylesoftware.htmlunit.html.HtmlPage cannot be cast to com.gargoylesoftware.htmlunit.InteractivePage error [ad_2] solved htmlunit driver gives me com.gargoylesoftware.htmlunit.html.HtmlPage cannot be cast to com.gargoylesoftware.htmlunit.InteractivePage error

[Solved] Why do Parameterized queries allow for moving user data out of string to be interpreted?

[ad_1] Compiled queries use special syntax that the database understands. They usually add placeholders for parameters such as in: select * from applicant where name = ? select * from applicant where name = :name The exact syntax depends on the specific technology: JDBC, ODBC, etc. Now, once those queries are sent to the database … Read more

[Solved] Why does the top code work and the bottom code not in c++ for dynamic matrix allocation? [closed]

[ad_1] Remarks: You do not free allocated memory by using delete[]. That’s a very bad practice. You always should remember to free memory you allocated. It is very, very uncomfortable to choose jagged arrays (arrays of arrays) for long term use. A lot easier solution is to allocate a single array: double * phi = … Read more

[Solved] Converting Date to proper format when the Value obtained from the Db is in format 2012-07-13 00:00:00.0 [duplicate]

[ad_1] Use this one NSString *dateStr=@”2012-07-13 00:00:00.0″; NSDateFormatter *df = [[NSDateFormatter alloc] init]; [df setDateFormat:@”yyyy-MM-dd HH:mm:ss.S”]; NSDate *date = [df dateFromString: dateStr]; [df setDateFormat:@”MM/dd/yyyy”]; NSString *convertedString = [df stringFromDate:date]; NSLog(@”Your String : %@”,convertedString); Output: Your String : 07/13/2012 6 [ad_2] solved Converting Date to proper format when the Value obtained from the Db is in … Read more

[Solved] Makefile issue (Undefined symbols for architecture x86_64: “_main”, referenced from: implicit entry/start for main executable) [duplicate]

[ad_1] There are two separate errors. First, you forgot to add main.cpp to your makefile. Second, your main.cpp doesn’t contain a global function named main. A class member function named main doesn’t qualify. You need a function named main in the global namespace with external linkage. [ad_2] solved Makefile issue (Undefined symbols for architecture x86_64: … Read more

[Solved] How to make an inApp “Chat” [closed]

[ad_1] I have 0 experience on chat programming but I’ll still try to answer your question. You will need a server to manage the messaging between clients. Then you could follow two routes: Having the client fetch the server for new messages every X seconds (the easiest option if you ask me) Having a socket … Read more

[Solved] What’s the best way to add/remove dynamically Form Array item?

[ad_1] You should call push method on formArray control. Since you are pushing new FormGroup inside normal array underlaying FormGroup is not get updated. addFarina() { let farineForm = this.form.value.ingredienti.farine; let farineFormControls = this.form.get(‘ingredienti’).get(‘farine’) as FormArray; if (farineForm.length < 4) { const farina = this.fb.group({ quantita: [null, [Validators.required]], nome: [”] }) farineFormControls.push(farina); } console.log(this.form.get(‘ingredienti’).value); } … Read more

[Solved] Print from List Python

[ad_1] a bit unclear, are you looking for this? In [41]: a = [{ ‘a’:’z’, ‘b’:’x’, ‘c’:’w’, ‘d’:’v’}, { ‘a’:’f’, ‘b’:’g’, ‘c’:’h’, ‘d’:’i’}] In [42]: a[0].get(‘a’) Out[42]: ‘z’ …or this? In [50]: a[0].values() Out[50]: [‘z’, ‘w’, ‘x’, ‘v’] …or using your provided data: In [47]: data = {‘style’: ‘-‘, ‘subCat’: ‘-‘, ‘name’: ‘Eurodollar Futures’, ‘oi’: … Read more

[Solved] Merge multi strings and create new string with set max parameters value [closed]

[ad_1] As a follow up to my comment, this is an example on how you can use the dictionary to get a list of unique keys and add the highest value to it: s = “projects@dnProjectsPatterning=0|dnProjectsSendReport=1#workplans@dnWorkplansAdd=0|dnWorkplansGrouping=1*projects@dnProjectsPatterning=1|dnProjectsSendReport=3#workplans@dnWorkplansAdd=1|dnWorkplansGrouping=0*projects@dnProjectsPatterning=5|dnProjectsSendReport=1#workplans@dnWorkplansAdd=0|dnWorkplansGrouping=2” Set dict = CreateObject(“Scripting.Dictionary”) Set re = New RegExp re.Global = True re.Pattern = “(\w+)=(\d+)” Set matches = re.Execute(s) … Read more

[Solved] How to make an object into text in js

[ad_1] Make some kind of lookup function var lookup = (function (o) { return function lookup() { var i, e = o, s=””; for (i = 0; i < arguments.length; ++i) { s += “https://stackoverflow.com/” + arguments[i]; if (!e.hasOwnProperty(arguments[i])) throw “PathNotFoundError: ” + s; e = e[arguments[i]]; } return {path: s, value: e}; } }(obj)); … Read more

[Solved] javascript using or operator to iterate over list of strings [duplicate]

[ad_1] Unfortunately, that’s not how the || operator works. You’d have to write: fileheader[j] !== ‘GENE_NAME’ || fileheader[j] !== ‘logCPM’ // …etc The other option is creating an array and using indexOf: if ([‘GENE_NAME’, ‘logCPM’, ‘logFC’, ‘FOR’, ‘PValue’].indexOf(j) < 0) { } If you’re only worried about newer browsers, you may also be able to … Read more