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Why use String.Format? [duplicate]
Why would anyone use String.Format in C# and VB .NET as opposed to the concatenation operators ( & in VB, and + in C#)?
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Error when trying to obtain a certificate: The specified item could not be found in the keychain
...nal)
Allow access to export key
Open Terminal and go to exported directory
Extract key from p12 container
Be careful as the .pem private key is no longer password protected)
$ openssl pkcs12 -in Certificates.p12 -out Certificates.pem -nodes
Enter Import Password: ********************
MAC verifie...
Learning assembly [closed]
...am - and finally give g to run it.
(INT 21 display on screen the ASCII char stored in the DL register if the AH register is set to 2 -- INT 20 terminates the program)
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How do I generate random integers within a specific range in Java?
...this case means that after 2^53 executions, some numbers will have had one extra occourance, on average.
– Cephalopod
Aug 29 '19 at 9:48
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How to move screen without moving cursor in Vim?
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:help CTRL-E says Mnemonic: Extra lines.
– Niko Bellic
Jan 27 '17 at 23:55
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Specifying an Index (Non-Unique Key) Using JPA
...lass Region{
@Column(name = "iso_code", nullable = false)
private String isoCode;
@Column(name = "name", nullable = false)
private String name;
}
Update: If you ever need to create and index with two or more columns you may use commas. For example:
@Entity
@Table(name = "co...
REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
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# Specify the Starter Database character set.
#非常关键的一步，选择字符集。错误的字符集会给后期带来无尽的麻烦，所以一定要确认好字符集。通常我们选择的是ZHS16GBK, 所谓的国标16位简体中文库
# It ...
How can I append a string to an existing field in MySQL?
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You need to use the CONCAT() function in MySQL for string concatenation:
UPDATE categories SET code = CONCAT(code, '_standard') WHERE id = 1;
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It is more efficient to use if-return-return or if-else-return?
...e blocks when possible. See the Anti-if Campaign
Also, they don't charge 'extra' for the line, you know :p
"Simple is better than complex" & "Readability is king"
delta = 1 if (A > B) else -1
return A + delta
sha...
Are there strongly-typed collections in Objective-C?
...will generate compiler warnings if there is a type mismatch.
NSArray<NSString*>* arr = @[@"str"];
NSString* string = [arr objectAtIndex:0];
NSNumber* number = [arr objectAtIndex:0]; // Warning: Incompatible pointer types initializing 'NSNumber *' with an expression of type 'NSString *'
And...